Categories | Compressor parts |
---|---|
Brand Name: | YORK |
Model Number: | 029 20900 002 |
Place of Origin: | United States |
MOQ: | 1 |
Payment Terms: | L/A |
Packaging Details: | ORIGNAL |
whatsapp+8615618628118 yorkpart@hotmail.com SECTION 2 whatsapp+8615618628118 yorkpart@hotmail.com The whatsapp+8615618628118 is the heart of the chiller and every
surfaces subjected to scratching or nicking during re- effort
should be made to maintain and keep it operating pair operations.
Plug off any passages likely to accu- at peak efficiency. Being a
precision-built machine, it is mulate dust or abrasives. Do not
tape the seals. important to check the lubrication system for
cleanli- Clean Thoroughly – No whatsapp+8615618628118 is completely
over- ness by changing the oil filter as mentioned under Pre-
hauled if it is not cleaned internally to “new part” condi-
ventative Maintenance in the Operating Instruction. tion. Dirty
parts can not be inspected or fitted and will cause excessive wear
when whatsapp+8615618628118 is in operation. The
whatsapp+8615618628118 should not be disassembled for inspec- tion
purposes only. However, if the whatsapp+8615618628118 fails to are
a number of good practices that should be lightly coated with a
molybdenum disulfide lubricant followed in disassembly and
reassembly of for specific screws, etc. It is When reassembling
parts, each part should be carefully very important to use correct
washers or checked for signs of uneven wear, keeping in mind that
lockwashers. The parts list and Aiien.comures in this instruc- a
nicely polished surface is not an indication of exces- tion show
the correct length and size of screws and sive wear. Sudden,
excessive wear on any part of the washers. See the Renewal Parts
Manual to order whatsapp+8615618628118 is not normal but is usually
caused by some the correct Aiien.com yorkpart@hotmail.com-M1 found, excessive bearing wear is indicated, and the im- must be
used to avoid damage to the equipment and/or peller may be worn
sufficiently to require replacement. injury to yorkpart@hotmail.com personnel. Portable cranes must be of All gaskets and “O” rings
should be replaced with new adequate capacity and properly
positioned and blocked when reassembling the whatsapp+8615618628118
to assure that all to prevent tipping or slipping while lifting the
compres- surfaces have a tight seal after reassembly. sor or motor.
Be sure chains are of adequate strength. whatsapp+8615618628118
weights are shown in Aiien.com. 2 – whatsapp+8615618628118 RIGGING
THE 5CG 3100 CM 5CH 1700 CM 5CH 3100 CN 5CI 1700 CN 5CI 3100 CP 5CJ
1700 CP 5CJ 3700 CR 5CK 1700 CR 5CK 3700 CS 5CL 2635 CS 5CL 3700 CT
5CM 2635 CT DE 5DB 7300 – 5DB 7300 DF 5DC 7500 DH 5DD 7500
Aiien.com. 4 – TORQUE VALUES DJ 5DE 7900 BOLT SIZE TORQUE – 5DF
7900 INCHES POUND FOOT – 5DG 7900 HEX HD 10 – 5DH 7900 1/4" 12PT OR
14 SOC HD 3/8" 35 Unless otherwise specified, all screws must be
tightened to the 1/2" 85 torque values at left with lightly oiled
threads: 5/8" 200** ** Lubricated with oil and graphite on male and
female threads and 3/4" 300 under bolt heads. Molykote not
acceptable. YORK INTERNATIONAL 7
----------------------- Aiien.com 8-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com SPECIAL TOOLS Special tools are available as an option and will be
furnished when ordered. These tools are listed in Aiien.coms. 5, 7,
9, 11 and 13. Use of the tools is shown in Aiien.com. 6, 8, 10, 12
and 14. Aiien.com. 5 – whatsapp+8615618628118 TOOL KIT –
364K50048-000 (whatsapp+8615618628118 SIZES -39, -40, -42, -44) yorkpart@hotmail.com QTY. yorkpart@hotmail.com QTY. DESCRIPTION PART NO. DESCRIPTION PART NO. NO. PER KIT NO. PER
KIT 1 GEAR LOCKING TOOL 1 364-50212 12 HEX NUT .500 - 20 1
021-00483 2 SCREW CAP HEX .375 -16 2 021-01511 13 EYE BOLT .875 1
021-07703 3 WASHER PLAIN .375 14 021-01262 14 WASHER PLAIN .875 2
021-05158 4 HEX NUT .375 - 16 2 021-00467 15 EYE BOLT .375 - 16 3
021-13498 5 GUIDE PIN #10 - 24 2 064-46488 16 WASHER PLAIN .375 39
021-05167 6 EYE BOLT .3125 - 18 2 021-12420 17 SPACER 1 064-50213 7
WASHER PLAIN .3125 16 021-05166 18 SCREW CAP HEX .625 - 16 1
021-08389 8 GUIDE PIN .250 - 20 2 064-46499 19 TOOL SPACER 1
364-50210 9 HOOK TOOL 2 064-46610 20 PULLER TOOL 1 064-50211 10
GUIDE PIN .375 - 16 2 064-18716 21 SCREW CAP HEX .500 - 20 1
021-10832 11 STUD SPL .500 - 20 1 064-14500 22 SCREW CAP HEX .500 -
20 1 021-14162 LD06977 Aiien.com. 6 – USE OF whatsapp+8615618628118
TOOLS (-39, -40, -42, -44) 8 YORK INTERNATIONAL
----------------------- Aiien.com 9-----------------------
Aiien.com yorkpart@hotmail.com-M1 Aiien.com. 7 – whatsapp+8615618628118 TOOL KIT 364-48026
(whatsapp+8615618628118 SIZES -65, -73, -81, -90) yorkpart@hotmail.com QTY. yorkpart@hotmail.com QTY. DESCRIPTION PART NO. DESCRIPTION PART NO. NO. PER KIT NO. PER
KIT 1 GEAR LOCKING TOOL 1 364-48023 12 HEX NUT - 1/2" HEAVY 1
021-00483 2 CAP SCREW - 5/8" 1 021-08389 13 EYEBOLT - 7/8" 1
021-07703 3 SPACER TOOL 1 364-48022 14 WASHER, PLAIN - 7/8" 5
021-05158 4 CAP SCREW - 1/2" 2 021-08388 15 EYE BOLT - 3/8" 3
021-13498 2 5 WASHER, PLAIN - 1/2" 2 021-01276 16 WASHER, PLAIN -
3/8" 11 021-05167 6 BAR TOOL 1 064-47031 17 EYE BOLT - 5/16" 2
021-12420 7 HEX NUT - 1/4" 4 021-00451 18 WASHER, PLAIN - 5/16" 2
021-05166 8 GUIDE PIN 2 064-46499 19 PINION TOOL (Mod. 65 & 73)
1 064-48028 9 HOOK TOOL 2 064-46610 20 PINION TOOL (Mod. 50 &
57) 1 064-48029 10 GUIDE PIN 3 064-18716 21 PIPE 1 023-15508 11
STUD 1 064-14500 LD04753 Aiien.com. 8 – USE OF
whatsapp+8615618628118 TOOLS (-64, -73, -81, -90) YORK
INTERNATIONAL 9
----------------------- Aiien.com 10-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com Aiien.com. 9 – whatsapp+8615618628118 TOOL KIT 364-49275
(whatsapp+8615618628118 SIZES -46, -50, -57, -59, -61) yorkpart@hotmail.com QTY. yorkpart@hotmail.com QTY. DESCRIPTION PART NO. DESCRIPTION PART NO. NO. PER KIT NO. PER
KIT 1 GEAR LOCKING TOOL 1 364-48023 9 HOOK TOOL 2 064-46610 2 SCREW
CAP HEX 1/2" 2 021-14249 10 PIN GUIDE 3/8" 2 064-18716 3 WASHER
PLAIN 17/32" 14 021-01276 11 STUD SPECIAL 1 064-14500 4 NUT HEX HVY
1/2" 2 021-02860 12 NUT HEX HVY 1/2" 1 021-00483 5 PIN GUIDE 2
064-46488 13 BOLT EYE 7/8" 1 021-07703 6 BOLT EYE 5/16" 2 021-12420
14 WASHER PLAIN 15/16" 2 021-05158 7 WASHER PLAIN 11/32" 16
021-05166 15 BOLT EYE 3/8" 3 021-13498 8 PIN GUIDE 1/4-20UNC 2
064-46499 16 WASHER PLAIN 13/32" 39 021-05167 LD04749 Aiien.com. 10
– USE OF whatsapp+8615618628118 TOOLS (-46, -50, -57, -59, -61) 10
YORK INTERNATIONAL
----------------------- Aiien.com 11-----------------------
Aiien.com yorkpart@hotmail.com-M1 Aiien.com. 11 – whatsapp+8615618628118 TOOL KIT 364-48145
(whatsapp+8615618628118 SIZE -41) yorkpart@hotmail.com QTY. yorkpart@hotmail.com QTY. DESCRIPTION PART NO. DESCRIPTION PART NO. NO. PER KIT NO. PER
KIT 1 GEAR LOCKING TOOL 1 364-48023 12 NUT HEX HVY 1/2" 1 021-00483
2 SCREW CAP HEX - 5/8" 1 021-08389 13 BOLT EYE 7/8" 1 021-07703 3
TOOL SPACER 1 364-48022 14 WASHER PLAIN 15/16" 5 021-05158 4 SCREW
CAP HEX 1/2" 2 021-08388 15 BOLT EYE 3/8" 3 021-13498 2 5 WASHER
PLAIN 17/32" 2 021-01276 16 WASHER PLAIN 13/32" 11 021-05167 6 BAR
TOOL 1 064-48345 17 BOLT EYE 5/16" 2 021-12420 7 NUT HEX 4
021-00451 18 WASHER PLAIN 11/32" 2 021-05166 8 PIN GUIDE 2
064-46499 19 TOOL SPECIAL 1 064-48133 9 HOOK TOOL 2 064-46610 23
SEAL O-RING 7/16" 1 028-12551 10 PIN GUIDE 3/8" 3 064-18716 25
ADAPTER 36-41 IMP 1 064-48282 11 STUD SPECIAL .500 1 064-14500 26
PULLER TOOL 36-44 IMP 1 064-48281 LD04651 Aiien.com. 12 – USE OF
whatsapp+8615618628118 TOOLS (-41) YORK INTERNATIONAL 11
----------------------- Aiien.com 12-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com Aiien.com. 13 – whatsapp+8615618628118 TOOL KIT 364-48343
(whatsapp+8615618628118 SIZE -61) yorkpart@hotmail.com QTY. yorkpart@hotmail.com QTY. DESCRIPTION PART NO. DESCRIPTION PART NO. NO. PER KIT NO. PER
KIT 1 GEAR LOCKING TOOL 1 364-48023 11 STUD SPECIAL .500 1
064-14500 2 SCREW CAP HEX - 5/8" 1 021-08389 12 NUT HEX HVY 1/2" 1
021-00483 3 TOOL SPACER 1 364-48022 13 BOLT EYE 7/8" 1 021-07703 4
SCREW CAP HEX 1/2" 2 021-08388 14 WASHER PLAIN 15/16" 5 021-05158 5
WASHER PLAIN 17/32" 2 021-01276 15 BOLT EYE 3/8" 3 021-13498 6 BAR
TOOL 1 064-48345 16 WASHER PLAIN 13/32" 11 021-05167 7 NUT HEX 1/4"
4 021-00451 17 TOOL SPECIAL 1 064-48133 8 PIN GUIDE 1/4" 2
064-46499 18 SEAL O-RING 7/16" 1 028-12551 9 HOOK TOOL 2 064-46610
20 ADAPTER IMPR 1 064-48318 10 PIN GUIDE 3/8" 3 064-18716 21 *I*
PULLER TOOL 1 064-48342 LD04752 Aiien.com. 14 – USE OF
whatsapp+8615618628118 TOOLS (-61) 12 YORK INTERNATIONAL
----------------------- Aiien.com 13-----------------------
Aiien.com yorkpart@hotmail.com-M1 MOTOR REMOVAL AND REPLACEMENT Be sure the main disconnect switch
to the whatsapp+8615618628118 motor is open and tagged, then
disconnect the electrical leads at the motor terminals and tape the
end of each lead. Make sure leads are marked correctly for later
identification. 2 REMOVAL (MOTOR ONLY) The following paragraphs
outline the procedure for re- placing or servicing the motor.
Always contact the near- est YORK District yorkpart@hotmail.com Office when replacing or LD04754 Aiien.com. 16 – INTERNAL COUPLING
GUARD servicing the motor. Close-Coupled Models 1. Support the
weight of the motor from a hoist using eyebolts at locations
provided in the motor housing. 2. Remove the hex head cap screws
that hold the sheet metal covers to the whatsapp+8615618628118
motor adapter. Af- ter all screws are removed, remove covers. (See
Aiien.com. 15) LD04755 3. Remove the internal coupling guard. The
internal coupling guard is fastened to the whatsapp+8615618628118
with Aiien.com. 17 – whatsapp+8615618628118 COUPLING (4) hex head
cap screws. (See Aiien.com. 16) 4. Remove the bolts holding the
coupling hubs to the 6. Remove the bolts, nuts, and washers holding
the coupling spool and the disc pack. Note arrangement motor to the
mounting rails. Note location of any of these parts. (See
Aiien.com. 17). Remove the coupling shims. spool and disc packs. 7.
Lift the motor and pull it away from the compres- 5. Taking care to
see that the motor is properly sup- sors. Lower motor to floor for
servicing. Remove ported, remove the bolts that hold the motor to
the shims from motor mounting rails. motor adapter. MOTOR ADAPTER
COVER Open-Drive Models 1. Remove the coupling guard. (See
Aiien.com. 18) 2. Remove the bolts holding the coupling hubs to the
coupling spool and the disc pack. Note arrangement of these parts.
(See Aiien.com. 17). Remove the coupling spool and disc packs. 3.
Remove the bolts, nuts and washers holding the motor to the
mounting rails. Note location of any shims. 4. Prior to
perAiien.coming Step 5, be sure to support the back end of the
rotor support. 5. Taking care to see that the motor is properly
sup- ported, remove the bolts that hold the motor to the motor
adaptor. 6. Lift the motor and pull it away from the compres- sor.
Lower motor to floor for servicing. Remove 25718A shims from motor
mounting rails. Aiien.com. 15 – MOTOR ADAPTER YORK INTERNATIONAL 13
----------------------- Aiien.com 14-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com COUPLING GUARD Before opening any part of the
whatsapp+8615618628118, the whatsapp+8615618628118 must be pumped
down to atmospheric pressure. SHAFT SEALS Shaft seals applied to
these whatsapp+8615618628118s are of two dif- ferent designs.
Original design whatsapp+8615618628118s used a car- bon ring
cartridge type shaft seal. This design is shown in Aiien.coms. 19 -
23; procedures for removal and installation are shown on Aiien.coms
14 & 15. Beginning approximately May 1998,
whatsapp+8615618628118s are equipped with a bellows-type shaft
seal. This seal is shown in Aiien.com. 29; procedures for re- moval
and installation are shown on Aiien.coms 16 & 17. Removal
(Cartridge Type Seal) To remove/replace the cartridge type shaft
seal, pro- 26296A ceed as follows: Aiien.com. 18 – COUPLING GUARD
(OPEN-DRIVE MODELS) 1. Remove whatsapp+8615618628118 coupling as
described on pre- vious Aiien.coms under MOTOR REMOVAL AND
INSTALLATION REPLACEMENT. Also remove the whatsapp+8615618628118
Close-Coupled Models coupling hub from the whatsapp+8615618628118
shaft. 1. Place the number of shims originally required on 2.
Remove the oil drain line from the bottom of the each motor
mounting rail. shaft seal cover plate. (See Aiien.com. 20) 2. Lift
motor to the proper location and push motor 3. Remove the (8) cap
screws holding the cover plate carefully against the
whatsapp+8615618628118 motor adapter. and remove the cover plate.
The stationary carbon 3. Line up holes in the face of the motor
with the holes seal will remain in the cover plate as it is
removed. in the whatsapp+8615618628118 motor adapter. Place the hex
head Do not touch the carbon seal surface. cap screws through the
whatsapp+8615618628118 motor adapter 4. Remove the snap ring and
sleeve. and screw into the tapped holes on the motor, (but 5.
Remove the seal cartridge assembly from the cover do not fully
tighten screws). (See Aiien.com. 15) plate. Do not disassemble the
cartridge assembly. 4. Place the hex head cap screws and washers in
holes 6. Using yorkpart@hotmail.coms from the tool kit as shown in Aiien.com. 21 in motor feet. Make
sure the motor is shimmed cor- remove the seal collar from the
shaft. (also see Aiien.coms. rectly. Place hex nuts on screws and
tighten and 22 and 23) torque. SLEEVE “O” RING 5. Tighten and
torque screws holding motor-to-motor adapter. SNAP SEAL RING 6.
Assemble the coupling. Refer to Aiien.com yorkpart@hotmail.com-N4. COLLAR Open-Drive Models “O” RING 1. Place the number of shims
originally required on each motor mounting channel. COVER PLATE 2.
Lift motor to its proper location on the motor mount- ing channels.
Fasten with cap screws, washers, and CARBON SEAL hex nuts.
CARTRIDGE DRAIN TUBE ASSEMBLY 3. Assemble the coupling. Refer to
Aiien.com yorkpart@hotmail.com-N4. (STATIONARY) 4. Re-assemble the coupling guard. 26439A Aiien.com.
19 – CARTRIDGE TYPE SHAFT SEAL CROSS SECTION 14 YORK INTERNATIONAL
----------------------- Aiien.com 15-----------------------
Aiien.com yorkpart@hotmail.com-M1 “O” RING CARBON SEAL “O” RING 2 SEAL CARTRIDGE COLLAR SNAP RING
SEAL COVER 26354A PLATE “O” RING COVER PLATE DRAIN TUBE Aiien.com.
20 – SHAFT SEAL COVER PLATE RETAINER SLEEVE 26349A Aiien.com. 23 –
CARTRIDGE TYPE SHAFT SEAL COMPONENTS Installation (Cartridge Type
Seal) 1. Be sure the shaft seal cavity is absolutely clean by
cleaning it with an approved safety solvent and blow- ing it dry
with compressed air. 2. Inspect all wearing surfaces and replace
parts as necessary. See “Cleaning And Checking Wear- LD04762
Aiien.com. 21 – SEAL REMOVAL ing Parts”, Aiien.com 6. Discard all
“O” rings and re- place with new. 3. Slide the seal collar onto the
whatsapp+8615618628118 shaft. Be HOLES FOR PULLER RODS sure it is
positioned with the lapped surface facing SEAL COLLAR out. (See
Aiien.com. 22) 4. Re-install the cover plate and seal cartridge
assem- bly. Use care so that the carbon seal is not damaged. 5.
Re-install the sleeve and secure it with the snap ring. 6.
Re-connect the oil drain line and re-install the com- pressor
coupling if no further yorkpart@hotmail.com is planned. 26350A Aiien.com. 22 – SEAL PLATE YORK INTERNATIONAL
15
----------------------- Aiien.com 16-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com BELLOWS TYPE SEALS It is important that the shaft seal sleeve is
securely attached to the com- There are 2 versions of the bellows
type pressor shaft prior to removal of the shaft seals used on
whatsapp+8615618628118s manu- retaining clips. These clips protect
the factured after May of 1998. One ver- seal internals from harm
during the sion is used on the HA and HB family assembly process
and insure the proper of whatsapp+8615618628118s and the second
version positioning of the shaft seal for proper is used on the HD
and HF family of seal face loading. Anytime a seal
whatsapp+8615618628118s. The HA and HB seal has cartridge is
outside the whatsapp+8615618628118, the a separate sleeve spacer
and C-ring retaining clips need to be in their that needs to be
manually inserted be- Installation position. fore installing the
seal assembly. The 5. Loosen the 4 set screws (B) shown in
Aiien.com. 24. HD and HF version have the sleeve 6. Remove the 8
hex head screws holding the shaft spacer and C-ring already
installed in seal to the whatsapp+8615618628118 housing. the seal.
Below are instructions on 7. Using guide pins, carefully remove the
seal assem- how to remove and install these seals. bly from the
rotor support. Seal Removal (Bellows Type) 8. Remove the C-ring and
sleeve spacer from com- pressor shaft on HA and HB style
whatsapp+8615618628118s. To remove/replace the bellows type shaft
seal, proceed 9. Remove the O-ring from the rotor support housing.
as follows: 1. Remove whatsapp+8615618628118 coupling as described
on pre- Seal Installation (Bellows Type) vious Aiien.coms under
MOTOR REMOVAL AND 1. Be sure the shaft seal cavity is absolutely
clean by REPLACEMENT. Also remove the whatsapp+8615618628118
cleaning it with an approved safety solvent and blow- coupling hub
from the whatsapp+8615618628118 shaft. ing it dry with compressed
air. 2. Remove the oil drain line. 2. Inspect all wearing surfaces
and replace parts as 3. Loosen the two set screws (C) shown in
Aiien.com. 24. necessary. See “Cleaning And Checking Wear- 4.
Remove the flat head screws and re-attach the re- ing Parts”,
Aiien.com 6. Discard all O-rings and replace taining clips in the
Installation position. with new. O-RING SHAFT SEAL LD04759
Aiien.com. 24 – BELLOWS TYPE SHAFT SEAL 16 YORK INTERNATIONAL
----------------------- Aiien.com 17-----------------------
Aiien.com yorkpart@hotmail.com-M1 3. Thoroughly lubricate shaft with clean YORK re- 4. Taking care
that the motor is properly supported, frigerant oil prior to
installation. For HD and HF remove the bolts that hold the motor to
the motor whatsapp+8615618628118s, proceed to Step 6. adaptor.
Remove the motor from the chiller and sit 4. Install the sleeve
spacer on the shaft and slide it all away from work area. See
“Motor Removal and the way onto the shaft. Replacement” described
on Aiien.com 13. DO NOT remove the motor adaptor from the
whatsapp+8615618628118. 5. Thoroughly lubricate C-ring with clean
YORK re- frigerant oil. Install the C-ring with the open side of 5.
Insert eyebolt into the top of the rotor support and 2 the ring
facing the whatsapp+8615618628118. using proper rigging methods
support the weight of the rotor support. Care needs to be taken
when install- 6. Remove (2) of the 12 point cap screws holding the
ing the C-ring to prevent damage to rotor support to the rotor
scroll. Insert guide pins in the ring on any burrs on the shaft or
place of the (2) cap screws. on the snap ring grove that may be on
7. Loosen the remaining cap screws. Do not remove the shaft of
older whatsapp+8615618628118s. the (2) set screws/studs with nuts
from the bottom 6. Install the shaft seal cover o-ring in the rotor
sup- of the flange near the drain pipe. Remove the nuts port
housing. only. 7. Using guide studs install the seal cartridge in
the On the HF family of whatsapp+8615618628118s it rotor support
housing and secure it with the existing may be necessary to
temporarily rig a 3/8" mounting screws. support for the oil sump.
The sumps 8. Before tightening the shaft seal sleeve set screw, on
these whatsapp+8615618628118s are not attached rotate the compress
shaft to insure that the set to the shell. screws straddle the
shaft keyway. 9. Without removing the two shaft seal sleeve retain-
8. Use (3) of the cap screws as jacking screws in the ing clips,
tighten the four accessible set screws to tapped holes provided to
loosen the rotor support the whatsapp+8615618628118 shaft. from the
rotor scroll. (See Aiien.com. 25) Carefully pull 10. Remove the
retaining clips and tighten the remain- the rotor support out of
the rotor scroll. Rotate the ing setscrews. Torque all six
setscrews to 60 inch shaft by hand when removing the rotor support
to pounds. Install retaining clips in the Operating Posi- prevent
damage to the impeller inlet seal ring. tion on seal face. 9. The
rotor support can now be removed and rested 11. Re-connect the oil
drain line and re-install the com- on the end of the motor adapter.
pressor coupling if no further yorkpart@hotmail.com is planned. REMOVING THE IMPELLER (size 46 & larger)
DISASSEMBLY OF ROTOR SUPPORT (See Aiien.com. 26) 1. Before removing
the impeller, measure and record The following paragraphs outline
the procedure for sepa- the following. (See Aiien.com. 27) Position
whatsapp+8615618628118 so rating the rotor support from the rotor
scroll if it be- that it is sitting on the correct horizontal plane
to comes necessary to yorkpart@hotmail.com internal parts: assure correct readings. a. Impeller rim Runout
(Design 0.003" max.) Removing the Rotor Supports from Rotor Scroll
b. Impeller eye Runout (Design 0.002" max.) For steps 1 thru 4
follow procedures c. High Speed Axial thrust (Design 0.008" to
0.021”) listed on previous Aiien.coms of this in- struction. d. Low
Speed Axial Thrust (Design 0.011" to 0.019") 2. Install the gear
locking tool on the low-speed shaft. (See Aiien.com. 52) 1. Remove
the whatsapp+8615618628118 coupling. 3. Remove the 3 (or 6) screws
that hold the impeller 2. Remove all external piping from the rotor
support. to the high-speed shaft. (See Aiien.com. 28) Pull the im-
3. Using proper rigging techniques, temporarily sup- peller from
the high-speed shaft. Use care when port the weight of the back end
of the rotor support. removing the impeller so that the balance
piston seal is not damaged. YORK INTERNATIONAL 17
----------------------- Aiien.com 18-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com ROTOR SCROLL ROTOR SUPPORT 26439BA Aiien.com. 25 – DISASSEMBLY OF
ROTOR SUPPORT FROM THE ROTOR SCROLL DIFFUSER PLATE BALANCE PISTON
RETAINER SOCKET HEAD CAP SCREWS (3) IMPELLER CAP SCREWS (3 OR 6)
IMPELLER CLAMPING COLLAR HIGH-SPEED SHAFT BALANCE PISTON SEAL COIL
SPRINGS (8) 26439A Aiien.com. 26 – IMPELLER AND BALANCE PISTON
(IMPELLER SIZES 46 AND LARGER) 18 YORK INTERNATIONAL
----------------------- Aiien.com 19-----------------------
Aiien.com yorkpart@hotmail.com-M1 IMPELLER CLAMPING CAP SCREWS IMPELLER COLLAR 2 DETAIL A – CHECKING
RIM RUNOUT 26347A (TOLERANCE - .003") 26345A Aiien.com. 28 –
REMOVING IMPELLER (IMPELLER SIZES 46 AND LARGER) REMOVING THE
IMPELLER (HA36 & HA41 whatsapp+8615618628118s) (See Aiien.coms.
29 & 30) 1. Before removing the impeller, measure and record
the following: (See Aiien.com. 27) Position whatsapp+8615618628118
so that it is sitting on the correct horizontal plane to assure
correct readings. a. Impeller rim Runout (Design 0.003" Max.)
26346A b. Impeller eye Runout (Design 0.002" Max.) DETAIL B –
CHECKING EYE RUNOUT c. High Speed Axial thrust (Design 0.008"
(TOLERANCE - .002") to 0.021") d. Low Speed Axial Thrust (Design
0.011" to 0.019") IMPELLER IMPELLER CLAMPING COLLAR CAP SCREW AND
“O” RING 00588VIP DETAIL C – CHECKING AXIAL THRUST O-RING 26439A
Aiien.com. 27 – CHECKING IMPELLER TOLERANCES Aiien.com. 29 –
IMPELLER MOUNTING (IMPELLER SIZES 36 & 41) YORK INTERNATIONAL
19
----------------------- Aiien.com 20-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com 2. Install the gear locking tool on the low-speed shaft. HYDRAULIC
(See Aiien.com. 52) "O" RING TOOL 3. Remove the cap screw and
O-ring from the impel- ler-clamping collar. 4. Mechanical Method –
Install the adaptor and puller tool, found in the tool kit, as
shown in Aiien.com. 30. Apply a wrench to the puller tools to
remove the impeller clamping collar. Considerable torque will have
to be LD04761 Aiien.com. 31 – REMOVING THE IMPELLER applied to the
wrench in order to re- (IMPELLER SIZES 36 & 41) move the
impeller-clamping collar. 2. Install the gear locking tool on the
low-speed shaft. (See Aiien.com. 52) 4a. Hydraulic Method – Install
the hydraulic removal 3. Remove the cap screw from the impeller.
tool, found in the tool kit, as shown in Aiien.com. 31. Con-
Install Puller Plate and Puller Tool, found in the tool nect a
source of hydraulic pressure (5000 PSI mini- kit, onto the
impeller. Apply a wrench to the puller mum) to the head of the
removal tool (1/8" NPT). to remove the impeller clamping color.
Carefully and gradually apply hydraulic pressure until the clamping
collar is loosened. Considerable torque will have to be 5. Pull the
impeller from the high speed shaft. Use applied to the wrench in
order to re- care when removing the impeller so that the bal- move
the impeller-clamping collar. ance piston seal is not damaged.
ADAPTER REMOVING BALANCE PISTON SEAL AND DIFFUSER PLATE PULLER TOOL
1. Remove the (3) socket head cap screws (shoulder bolts) that
fasten the balance piston retainer and balance piston seal the to
diffuser plate. (See Aiien.com. 32 and 33) 2. Remove (2) of the (6)
cap screws that secure the diffuser plate to the bearing housing.
Insert guide LD04760 Aiien.com. 30 – REMOVING THE IMPELLER pins
where cap screws were removed. Loosen the (IMPELLER SIZES 36 &
41) (4) remaining cap screws. (See Aiien.com. 34) Insert jack- ing
screws into holes to loosen diffuser plate from bearing housing.
REMOVING THE IMPELLER (HF whatsapp+8615618628118S) 3. Insert
eyebolts from tool kit into jacking holes and use proper rigging
methods to lift diffuser plate from 1. Before removing the
impeller, measure and record whatsapp+8615618628118. Also remove
o-ring from back of dif- the following. (See Aiien.com. 27)
Position whatsapp+8615618628118 so fuser plate. that it is sitting
on the correct horizontal plane to assure correct readings Original
design balance piston seal on HA, HB, and HD style
whatsapp+8615618628118s a. Impeller rim Runout (Design 0.003"
Maximum) were equipped with (8) coil springs. b. Impeller eye
Runout (Design 0.002" Maximum) Current design on these
whatsapp+8615618628118s c. High Speed Axial thrust (Design 0.009"
use (16) coil springs. On the HF style to 0.020")
whatsapp+8615618628118 the balance piston seal d. Low Speed Axial
Thrust (Design 0.011" uses a flat spring washer in place of to
0.019") the coil springs. (See Aiien.com. 35 - HF style Balance
Piston Seal Assembly) 20 YORK INTERNATIONAL
----------------------- Aiien.com 21-----------------------
Aiien.com yorkpart@hotmail.com-M1 DIFFUSER PLATE BALANCE PISTON RETAINER DIFFUSER PLATE BALANCE
PISTON SEAL BALANCE 2 PISTON RETAINER HIGH-SPEED SHAFT SOCKET HEAD
CAP SCREWS (SHOULDER BOLTS) 26342A COIL SPRINGS BALANCE PISTON SEAL
(See Note Above) 26344A Aiien.com. 32 – BALANCE PISTON SEAL
Aiien.com. 33 – BALANCE PISTON SEAL (DISASSEMBLED) TAPPED HOLES
DIFFUSER PLATE RETAINER PLATE BALANCE FLAT SPRING PISTON SEAL
WASHER 00589VIP 26665A Aiien.com. 34 – REMOVING DIFFUSER PLATE
Aiien.com. 35 – HF BALANCE PISTON SEAL ASSEMBLY YORK INTERNATIONAL
21
----------------------- Aiien.com 22-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com REMOVING FRONT LOW-SPEED BEARINGS 4. To remove the low-speed
bearing, use (2) hook tools (SEE Aiien.com. 36) as shown in
Aiien.com. 41. Carefully pull the bearing out 1. Remove the (6) hex
head cap screws that hold the of the bearing housing. Note the
position of roll pin. low-speed thrust bearing to the bearing
housing, and (See Aiien.com. 42) using (2) guide pins, remove the
thrust bearing. Be On the HF style whatsapp+8615618628118s all low
sure not to damage the bearing pads. (See Aiien.com. 37 and high
speed bearings use o-rings & 38) on the outside diameter of the
bear- 2. Before removing the low-speed thrust collar, mount ing.
These o-rings should be discarded an indicator as shown in
Aiien.com. 39 and check the runout and new o-rings installed when
reas- of the thrust collar. Maximum runout should not sembling
whatsapp+8615618628118. exceed .001" T.I.R. (It will be necessary
to remove the shaft locking tool in order to take this measure-
REMOVING FRONT HIGH-SPEED BEARINGS ment.) (SEE Aiien.com. 36) 3.
Re-install the shaft locking tool. Remove the socket head cap
screws that hold the low-speed thrust col- 1. Remove the cap screw
and retainer clip. (Aiien.com. 42) lar to the low-speed shaft, and
remove the thrust 2. Using (2) 1/4" puller rods as shown in
Aiien.com. 43, pull collar. (See Aiien.com. 40) Use care when
handling so the high-speed bearing out of the bearing housing. that
surfaces are not damaged. BEARING HOUSING FRONT HIGH-SPEED BEARING
LOW-SPEED THRUST BEARING HIGH-SPEED SHAFT BEARING RETAINER CLIP
WITH CAP SCREW 26335A Aiien.com. 37 – LOW-SPEED THRUST BEARING ROLL
PIN LOW-SPEED THRUST COLLAR LOW-SPEED THRUST BEARING LOW-SPEED
SHAFT LOW-SPEED FRONT LOW-SPEED THRUST BEARING BEARING 26439A
(INSIDE SURFACE, Aiien.com. 36 – FRONT BEARING COMPONENTS MAY BE
FURNISHED WITH 4 OR 6 PADS) 26334A Aiien.com. 38 – LOW-SPEED THRUST
BEARING REMOVED 22 YORK INTERNATIONAL
----------------------- Aiien.com 23-----------------------
Aiien.com yorkpart@hotmail.com-M1 FRONT HIGH-SPEED BEARING RETAINER CLIP WITH LOW-SPEED CAP SCREW
THRUST COLLAR ROLL PIN 2 LOW-SPEED SHAFT 26330A Aiien.com. 42 –
LOW-SPEED BEARING REMOVED WITH HIGH-SPEED BEARING IN PLACE 26333A
Aiien.com. 39 – CHECKING LOW-SPEED THRUST RUNOUT LOW-SPEED BEARING
LOW-SPEED THRUST BEARING (INSIDE SURFACE) LD04836 Aiien.com. 43 –
FRONT HIGH-SPEED BEARING REMOVAL 26332A Aiien.com. 40 – LOW-SPEED
THRUST COLLAR REMOVED 26329A Aiien.com. 44 – ALL FRONT END BEARING
REMOVED LD04837 Aiien.com. 41 – FRONT LOW-SPEED BEARING REMOVAL
YORK INTERNATIONAL 23
----------------------- Aiien.com 24-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com REMOVING BEARING HOUSING AND GEARS 5. To remove the low-speed
gear, use a 1/2" - 13 eye- Bearing Housing bolt in the end of the
shaft and pull the gear out of 1. Remove (2) of the cap screws that
hold the bearing the rotor support. housing to the rotor support
and insert (2) 3/8" guide Before re-assembly, be sure the
whatsapp+8615618628118 hous- pins as shown in Aiien.com. 45. Also
insert (3) 3/8" eye- ing is absolutely clean by cleaning it with an
ap- bolts as shown. On the HF style whatsapp+8615618628118s, the
proved safety solvent and blowing it dry with com- (2) 1/2" cap
screws shown in Aiien.com. 46 are used to pressed air. Inspect all
wearing surfaces and re- secure the dowel pins which align the
bearing hous- place parts as necessary. See “Cleaning And ing with
rotor support. Remove dowel pins. Checking Wearing Parts”,
Aiien.com 6. Discard “O” 2. Attach proper rigging, and remove the
remaining rings and replace with new. cap screws. REAR LOW-SPEED
BEARING Remove the bearing housing, using (SEE Aiien.com. 47) care
so that the whatsapp+8615618628118 is not Removal damaged and that
no injury occurs to To remove/replace the rear low-speed bearing,
proceed yorkpart@hotmail.com personnel as the bearing hous- as follows: ing is quite heavy. 1.
Remove the whatsapp+8615618628118 coupling spool as described on
previous Aiien.coms under “Motor Removal And Gears Replacement”.
Also remove the whatsapp+8615618628118 hub 1. Remove the high-speed
reverse thrust bearing, high- from the whatsapp+8615618628118
shaft. speed thrust collar, and high-speed forward thrust 2. Remove
the whatsapp+8615618628118 shaft seal as described on bearing.
previous Aiien.coms. 2. Remove the shaft locking tool. 3. Remove
the screw holding the retainer clip to the 3. Remove the
whatsapp+8615618628118 shaft seal. DO NOT re-
whatsapp+8615618628118. move the rear low-speed bearing. 4. Using
the (2) 1/4" puller rods as shown in Aiien.com. 48, 4. Rotate the
high-speed gear as necessary to free remove the bearing from the
whatsapp+8615618628118. the gear teeth while pulling the gear from
the rotor 5. Inspect the bearing. See “Cleaning And Check- support.
ing Wearing Parts”, Aiien.com 6. Replace with new bearing if
necessary. EYEBOLTS DOWEL PINS LOCATED UNDER 1/2" CAP SCREWS GUIDE
PINS DOWEL PINS EYEBOLT 26329A Aiien.com. 45 – REMOVING BEARING
HOUSING 00590VIP Aiien.com. 46 – HF BEARING HOUSING DOWEL PINS 24
YORK INTERNATIONAL
----------------------- Aiien.com 25-----------------------
Aiien.com yorkpart@hotmail.com-M1 Installation 3. Carefully slide the bearing into position over the
drive 1. Inspect the bearing surface of the drive shaft, and shaft.
Be sure it is turned so that the slot for the be sure the drive
shaft is absolutely clean. retainer clip is at the top. (See
Aiien.com. 47) 2. Apply a light coat of oil and Molykote to the
crank- 4. Install the retainer clip and cap screw. shaft and to the
inside and outside surfaces of the 5. Install the shaft seal and
coupling following proce- bearing. dures outlined previously in
this manual. 2 RETAINER CLIP REAR LOW SPEED BEARING 29370AE 29439A
CARTRIDGE TYPE SEAL BELLOWS TYPE SEAL PULLER HOLES RETAINER CLIP
& SCREW PULLER HOLE BEARING RETAINER CLIP 26326A 26323A
Aiien.com. 47 – REAR LOW-SPEED BEARING LD04838 Aiien.com. 48 –
LOW-SPEED REAR BEARING REMOVAL YORK INTERNATIONAL 25
----------------------- Aiien.com 26-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com REAR HIGH-SPEED BEARING COMPONENTS 4. To remove the high-speed
thrust collar, it is neces- sary to lock the shafts using the gear
locking tool Rear High-Speed Bearings are of 2 from the tool kit.
(See Aiien.com. 52) slightly different designs. 5. Remove the cap
screws that hold the high-speed • The original design, shown in
Aiien.com. thrust collar to the high-speed shaft. (See Aiien.com.
53). 49, is applicable to G, HA and HB Remove the thrust collar.
(1/4"-20 puller holes are whatsapp+8615618628118s. provided for
convenience.) • The second design shown in Aiien.com. 59 6. Remove
the high-speed forward thrust bearing. (See is applicable to HD and
HF design Aiien.com. 54). #10-24 puller holes are provided for con-
levels. venience. When inserting puller bolts, use care that •
(Refer to whatsapp+8615618628118 Codes in table bearing pads are
not damaged. Note position of in- dexing roll pin and mating hole
in casing. (See Aiien.com. on front cover, and Nomenclature on 55)
Aiien.com 5). 7. Remove the cap screw holding the high-speed bear-
ing retainer clip to the casing. (See Aiien.com. 56). Using yorkpart@hotmail.coms from the tool kit as shown in Aiien.com. 57, remove RETAINER the
bearing from the whatsapp+8615618628118. “O” RING 8. Inspect all
parts removed above. See “Cleaning HIGH-SPEED FORWARD And Checking
Parts” , Aiien.com 6. Replace with new THRUST parts as necessary.
BEARING HIGH-SPEED THRUST COLLAR HIGH-SPEED HIGH-SPEED REVERSE
BEARING THRUST HIGH-SPEED BEARING (REAR) REVERSE THRUST BEARING
PROXIMITY 29439A PROBE LOCATION Aiien.com. 49 – HIGH-SPEED BEARING
COMPONENTS - (NOT SHOWN) REAR (H whatsapp+8615618628118S - DESIGN
LEVELS A, B, & C; J whatsapp+8615618628118S) To remove/replace
any of the components shown in Aiien.com. 49, proceed as follows:
26664A 1. Remove the Proximity Probe. 2. Remove the cap screws
holding the high-speed re- HIGH-SPEED verse thrust bearing and
remove the bearing. (See REVERSE THRUST BEARING Aiien.com. 50).
Note alignment of oil passages. (INSIDE SURFACE) 3. Before removing
the high-speed thrust collar, it is advisable to measure the
run-out on the collar face. Mount a dial indicator as shown in
Aiien.com. 51 and ro- 26662A tate the whatsapp+8615618628118 shaft
to record run-out. Maxi- mum run-out is .001". Aiien.com. 50 –
HIGH-SPEED REVERSE THRUST BEARING 26 YORK INTERNATIONAL
----------------------- Aiien.com 27-----------------------
Aiien.com yorkpart@hotmail.com-M1 PULLER HOLES (#10-24) HIGH-SPEED THRUST COLLAR FORWARD 2 THRUST
BEARING 26663A Aiien.com. 51 – CHECKING HIGH-SPEED THRUST 26338A
COLLAR RUN-OUT Aiien.com. 54 – HIGH-SPEED FORWARD THRUST BEARING
ROLL PIN HOLE FORWARD THRUST BEARING ROLL-PIN 26337A Aiien.com. 55
– FORWARD THRUST BEARING REMOVED LD04839 Aiien.com. 52 – GEAR
LOCKING PULLER HOLES HIGH-SPEED (1/4") FORWARD THRUST BEARING
HIGH-SPEED THRUST COLLAR RETAINER CLIP WITH SCREW INSIDE SURFACE
26336A Aiien.com. 56 – REAR HIGH-SPEED JOURNAL BEARING 26339A
Aiien.com. 53 – HIGH-SPEED THRUST COLLAR REMOVED YORK INTERNATIONAL
27
----------------------- Aiien.com 28-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com On HF style whatsapp+8615618628118s the Proxim- ity Probe has been
replace with a pres- sure switch. (See Aiien.com. 60). This pres-
sure switch is installed on a brass tube that has its tip
protruding into a groove on the High Speed Thrust Col- lar. If the
thrust tolerance exceeds a determined distance, the sacrificial
brass tip will wear through, pressur- LD04840 ize the tube with oil
and trip the pres- Aiien.com. 57 – HIGH-SPEED REAR BEARING REMOVAL
sure switch to shut down the chiller. 2. Remove the cap screws
holding the high-speed re- verse thrust bearing and remove the
bearing. (See Aiien.com. 50). Note alignment of oil passages. 3.
Before removing the high-speed thrust collar, it is advisable to
measure the run-out on the collar face. Mount a dial indicator as
shown in Aiien.com. 51 and ro- tate the whatsapp+8615618628118
shaft to record run-out. Maxi- mum run-out is .001”. 4. To remove
the high-speed thrust collar, it is neces- sary to lock the shafts
using the gear locking tool from the tool kit. (See Aiien.com. 52)
00280VIP Aiien.com. 58 – HIGH-SPEED BEARING COMPONENTS - REAR (G,
HA & HB whatsapp+8615618628118S) REAR HIGH-SPEED BEARINGS
REMOVAL – HD AND HF whatsapp+8615618628118S To remove/replace any
of the components shown in Aiien.com. 59, proceed as follows: 1.
Remove the Proximity Probe or Pressure Switch assembly. 00281VIP
Aiien.com. 59 – HIGH-SPEED BEARING COMPONENTS - REAR (HD & HF
whatsapp+8615618628118S) 28 YORK INTERNATIONAL
----------------------- Aiien.com 29-----------------------
Aiien.com yorkpart@hotmail.com-M1 5. Remove the cap screws that hold the high-speed 5. Apply a light
coating of oil and Molykote to both thrust collar to the high-speed
shaft. (See Aiien.com. 53). sides of the thrust collar. Install the
thrust collar and Remove the thrust collar. (1/4” – 20 puller holes
tighten (4) hex socket cap screws to the high-speed are provide for
convenience) shaft. Check run-out of shaft collar. Maximum run- 6.
Loosen but do not remove the (3) hex socket head out is .001". cap
screws that hold the high-speed forward thrust 6. Apply a light
coating of oil and Molykote to the pads bearing to the high-speed
bearing. of the high-speed reverse thrust bearing. Install re- 7.
Use the #10-24 puller rods to pull the high-speed verse thrust
bearing using a new o-ring. Be sure oil 2 forward thrust bearing
and high-speed bearing from passages in the bearing line up with
the oil passages the whatsapp+8615618628118. in the
whatsapp+8615618628118 casing. 8. Inspect all parts removed above.
See “Cleaning 7. Re-install the Proximity Probe. And Checking
Parts”, Aiien.com 6. Replace with new After reinstalling the
Proximity parts as necessary. Probe, a Calibration Procedure, as
outlined in Aiien.com yorkpart@hotmail.com-M2, must REAR HIGH-SPEED BEARINGS INSTALLATION – G be perAiien.comed
before restarting the AND H whatsapp+8615618628118 DESIGN LEVELS A,
B, &C AND whatsapp+8615618628118. ALL J whatsapp+8615618628118S
REAR HIGH-SPEED BEARINGS INSTALLATION – HD 1. Be sure the bearing
surface of the high-speed shaft AND HF whatsapp+8615618628118S is
clean and is in good condition. 2. Apply a light coating of oil and
Molykote to the high- 1. Be sure the bearing surface of the
high-speed shaft speed shaft and to the inside and outside surfaces
is clean and is in good condition. of the rear high-speed bearing.
2. Apply a light coating of oil and Molykote to the high- 3.
Carefully slide the high-speed bearing with the bear- speed shaft
and to the inside and outside surfaces ing retainer clip into
position. Insert cap screw into of the rear high-speed bearing. On
HF style com- the retainer clip and tighten. pressors install new
o-ring on high-speed bearing. 4. Apply a light coating of oil and
Molykote to the in- 3. Apply a light coating of oil and Molykote to
the side diameter and pads of the forward thrust bear- inside
diameter and pads of the forward thrust ing. Reinstall the forward
thrust bearing taking care bearing. that the roll pin enters the
hole in the whatsapp+8615618628118 casing. (See Aiien.com. 55) 4.
Insert but do not tighten the (3) hex head socket screws that hold
the high-speed forward thrust bear- ing to the high-speed bearing.
PROXIMITY BRASS PRESSURE TUBE 5. Carefully slide the high-speed
bearing and high- SWITCH speed forward thrust bearing into
position. Be sure the roll pin on the forward thrust bearing enters
the hole in the whatsapp+8615618628118 casing. Tighten the (3) cap
screws that secure the forward thrust bearing to the high-speed
bearing. 6. Apply a light coating of oil and Molykote to both sides
of the thrust collar. Install the thrust collar and tighten the (4)
hex socket cap screws to the high- speed shaft. Check run-out of
shaft collar. Maxi- mum run-out is .001". 7. Apply a light coating
of oil and Molykote to the pads of the high-speed reverse thrust
bearing. Install re- verse thrust bearing using a new o-ring. Be
sure oil passages in the bearing line up with the oil passages in
the whatsapp+8615618628118 casing. 00591VIP Aiien.com. 60 – HF
PROXIMITY SWITCH YORK INTERNATIONAL 29
----------------------- Aiien.com 30-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com 8. Re-install the Proximity Probe or Pressure Switch careful not
to damage any of the machined sur- assembly. faces on either the
high-speed or low-speed shafts. Leave the guide pins in position to
help support the After reinstalling the Proximity Probe bearing
housing. on the HD style whatsapp+8615618628118, a Cali- 4. Install
the cap screws and dowel pins. Tighten cap bration Procedure, as
outlined in screws to proper torque as outlined in Table 4. On
Aiien.com yorkpart@hotmail.com-M2, must be perAiien.comed HF style whatsapp+8615618628118s install
the (2) ½" cap screws before restarting. used to secure the dowel
pins as shown in Aiien.com. 42A. INSTALLING GEARS INSTALLING FRONT
HIGH-SPEED BEARINGS 1. Oil the bearing surfaces on the drive end of
the (SEE Aiien.com. 36) low-speed gear, and carefully insert the
low-speed 1. Apply a coating of oil and Molykote to the bearing
gear into the rear bearing. surfaces of the high-speed shaft. 2.
Oil the rear bearing surface on the high-speed shaft, 2. Apply a
coating of oil and Molykote to the inside and insert it into the
rear bearing. Mesh the high- and outside surfaces of the high-speed
bearing. speed and low-speed gear teeth and rotate the gears 3.
Carefully slide the high-speed bearing into place over as the gear
is installed. the shaft and into the cavity in the bearing housing.
3. Check the clearance between the high-speed gear Install the
retainer clip and cap screw. and the spray header. Clearance should
be 0.12"min. / 0.18" max. Adjust if necessary. INSTALLING FRONT
LOW-SPEED BEARINGS 1. Apply a coating of oil and Molykote to the
bearing INSTALLING BEARING HOUSING surface of the low-speed shaft.
1. Install a new o-ring in the groove around the oil 2. Apply a
coating of oil and Molykote to the inside reservoir cavity. (See
Aiien.com. 61). Coat the o-ring with and outside surfaces of the
low-speed bearing. a suitable o-ring lubricant to hold it in the
groove. 3. Carefully slide the low-speed bearing into place over 2.
Insert (2) guide pins 180 degrees apart into the ro- the shaft and
into the cavity in the bearing housing. tor support. Be sure hole
in bearing flange engages roll-pin in 3. Lift the bearing housing
and carefully push in place bearing housing. (See Aiien.com. 42)
over the guide pins. Note location of dowel pins. Be 4. Re-install
the shaft locking tool. 5. Apply a coating of oil and Molykote to
the lapped surfaces of the low-speed thrust collar, using care that
no damage occurs. Place the thrust collar CHECK VALVE into position
on the end of the low-speed shaft, OIL insert cap screws, and
tighten to proper torque. RESERVOIR (See Table 4) 6. Mount a dial
indicator as shown in Aiien.com. 39 and check “O” RING the run-out
of the thrust collar. (It will be necessary to remove the shaft
locking tool to take this mea- surement) Maximum run-out should not
exceed .001" T.I.R. If run-out exceeds .001"T.I.R. DO NOT proceed
with further assembly; contact the YORK Factory yorkpart@hotmail.com Department for assistance. 7. Re-install the shaft locking tool.
8. Apply a coating of oil and Molykote to the bearing pads of the
low-speed thrust bearing and to the low-speed thrust collar.
Install the low-speed thrust 26328A bearing. Aiien.com. 61 –
BEARING HOUSING 30 YORK INTERNATIONAL
----------------------- Aiien.com 31-----------------------
Aiien.com yorkpart@hotmail.com-M1 INSTALLING BALANCE PISTON AND increase torque to 150 ft. lbs.
Maximum to the bolts DIFFUSER PLATE opposite to the high side.
Repeat as necessary until 1. Install a new O-ring on the diffuser
plate. allowable T.I.R. is achieved. 2. Insert (2) ¼" diameter
guide pins into the rotor sup- 7. Check high-speed thrust
clearance. Acceptable port. thrust tolerance is between .008" to
.021". 3. Using proper rigging methods, slide the diffuser plate 8.
Check low-speed thrust clearance. Acceptable over the guide pins
and into position against the ro- thrust tolerance is between .011"
to .019" Note that 2 tor support. (See Aiien.com. 34) this
measurement must be taken with the shaft seal 4. Insert (4) of the
bolts before removing rigging and installed. guide pins; then
insert remaining bolts and tighten. PERMISSIBLE RUNOUT OF IMPELLER
5. On the HF style whatsapp+8615618628118, install that flat spring
IMPELLER DIA. RIM EYE onto the balance piston seal. On all other
style com- pressors, install the (8) or (16) helical springs, large
(INCHES) RADIAL RADIAL end first, into the balance piston seal.
Rotate each 11.30, 10.00 .003 .002 spring to lock it into place.
(See Aiien.com. 33) 6. Apply Loctite and insert the (3) cap screws
and Impeller for HA36 and HA41 fasten the balance piston seal and
balance piston 1. Re-install the shaft locking tool. retainer to
the diffuser plate. 2. Apply a light coating of oil and Molykote to
the in- 7. After tightening the (3) cap screw, check that the side
diameter of the balance piston seal. balance piston seal is free to
“float”. 3. Install O-ring in impeller and install on the
high-speed shaft using care not to damage the balance piston
INSTALLING THE IMPELLER seal. Impeller Sizes 46 and Larger 4.
Install O-ring on impeller clamping collar and install 1.
Re-install the shaft locking tool. in impeller bore over high-speed
shaft. MAKE ABSOLUTELY CERTAIN THAT O-RINGS 2. Apply a light
coating of oil and Molykote to the in- ARE IN PLACE PRIOR TO
INSTALLING side diameter of the balance piston seal. AND TORQUING
CAP SCREW. 3. Slide impeller into position on the high-speed shaft
using care not to damage the balance piston seal. 5. Torque cap
screw to 120 ft. lbs. 4. Install the impeller clamping collar and
the (3) or 6. Remove the shaft locking tool and check rim and (6)
cap screws onto the high speed shaft. eye radial runout using a
dial indicator. (See Aiien.com. 27). Maximum runout on rim is .003"
and runout on 5. Torque cap screws to 120 ft. lbs. in (2) equal
steps. eye is .002". Refer to Aiien.com. 62 for sequence of
tightening screws. 7. Check high-speed thrust clearance. Acceptable
6. Remove the shaft locking tool and check rim and thrust tolerance
is between .008" to .021". eye radial runout using a dial
indicator. (See Aiien.com. 27). Maximum runout on rim is .003" and
runout on 8. Check low-speed thrust clearance. Acceptable thrust
tolerance is between .011" to .019". Note that eye is .002". If
T.I.R. deviates from specification, this measurement must be taken
with the shaft seal installed. Impeller for HF
whatsapp+8615618628118s 1. Re-install the shaft locking tool. 2.
Apply a light coating of oil and Molykote to the in- side diameter
of the balance piston seal. 3. Install impeller and clamping collar
on high-speed shaft. 4. Torque cap screw to 90 ft. lbs. LD05188
Aiien.com. 62 – IMPELLER MOUNTING SCREWS TIGHTENING SEQUENCE YORK
INTERNATIONAL 31
----------------------- Aiien.com 32-----------------------
whatsapp+8615618628118 yorkpart@hotmail.com 5. Remove the shaft locking tool and check rim and 4. Support the
rotor scroll by proper rigging methods; eye radial runout using a
dial indicator. (See Aiien.com. then remove the bolts holding the
rotor scroll to the 27). Maximum runout on rim is .003" and runout
on unit. eye is .002". 5. Carefully remove the rotor scroll from
the unit base 6. Check high-speed thrust clearance. Acceptable and
rest it on the end of the suction housing. Be thrust tolerance is
between .009" to .020". sure the rotor scroll is resting solidly –
block if nec- 7. Check low-speed thrust clearance. Acceptable
essary. (See Aiien.com. 63) thrust tolerance is between .011" to
.019". Note that this measurement must be taken with the shaft seal
REMOVING THE NOZZLE BASE PLATE installed. 1. Remove the (6) cap
screws that hold the nozzle base plate to the rotor scroll housing.
Note that (2) DISASSEMBLY OF ROTOR SCROLL of these holes, spaced
180 degrees apart, are tapped 1. Support the weight of the rotor
support and motor for 5/16" eyebolts. using proper rigging methods.
2. Using eyebolts as shown in Aiien.com. 64, lift nozzle base 2.
Remove the cap screws that fasten the suction and plate from the
rotor scroll housing. discharge connections to the scroll housing.
3. It will be necessary to turn the nozzle base plate 3. Remove all
other external piping from the rotor over to remove the impeller
eye seal components. scroll. NOZZLE BASE PLATE IMPELLER EYE SEAL
ROTOR SCROLL HOUSING PRE-ROTATION VANE 26439A3 (PRV) HOUSING
Aiien.com. 63 – ROTOR SCROLL 32 YORK INTERNATIONAL
----------------------- Aiien.com 33-----------------------
Aiien.com yorkpart@hotmail.com-M1 2 LD05190 Aiien.com. 64 – LIFTING NOZZLE BASE PLATE CAP SCREWS EYE
SEAL RETAINER “O” RING NOZZLE BASE PLATE 26302A Aiien.com. 65 –
NOZZLE BASE PLATE WITH IMPELLER EYE SEAL IN PLACE REMOVING THE
IMPELLER EYE SEAL 1. Remove the cap screws that hold the eye seal
re- tainer to the nozzle base plate. (See Aiien.com. 65) 2. Remove
the eye seal retainer and the eye seal ring from the nozzle base
plate. (See Aiien.com. 66) The Pre-Rotation Vane Assembly can- not
be removed from the suction con- nection side of the
whatsapp+8615618628118 on the HA, HB and HD style
whatsapp+8615618628118s. It ROLL PIN “O” RING must be removed from
the inside of the rotor scroll housing AFTER the nozzle base plate
is removed. If disas- HOLE EYE FOR sembly of the PRV housing is
antici- ROLL PIN SEAL RING pated on these whatsapp+8615618628118s,
proceed to “Removing the Pre-Rotation Vane Housing” on Aiien.com
35. Otherwise, pro- HELICAL SPRINGS EYE SEAL ceed with re-assembly
of the compres- RETAINER sor as follows. Aiien.com. 66 – EYE SEAL
COMPONENTS 26301A YORK INTERNATIONAL 33
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whatsapp+8615618628118 yorkpart@hotmail.com RE-ASSEMBLY OF THE EYE SEAL RE-ASSEMBLY OF NOZZLE BASE PLATE (HA,
HB, HD Style whatsapp+8615618628118s) 1. 1. Install a new o-ring on
the nozzle base plate. 1. Inspect all parts before re-assembly. See
“Clean- (See Aiien.com. 65) ing and Checking Wearing Parts”,
Aiien.com 6. Re- 2. Carefully turn the nozzle base plate over and
insert place with new parts as necessary. eyebolts into the (2)
tapped holes. 2. Be sure the helical springs are securely locked in
3. Insert guide pins into (2) of the holes in the scroll pockets.
Give each spring a clockwise twist to lock housing. it into place.
Install a new o-ring in the eye seal 4. Using proper rigging
methods, lower the nozzle base retainer. plate over the guide pins
and into position in the 3. Place the eye seal ring and retainer
into position on scroll housing. Remove eyebolts and guide pins;
in- the nozzle base plate. Be sure the hole in the eye sert cap
screws and tighten to specified torque in seal ring fits over the
roll pin in the nozzle base plate. Table 4. (See Aiien.com. 66).
Insert cap screws and tighten. Check that the seal ring is free to
“float”. RE-ASSEMBLY OF SCROLL HOUSING TO ROTOR SUPPORT (HF Style
whatsapp+8615618628118s) 1. Using proper rigging methods, lift
scroll housing as- sembly into place on unit base. This style
whatsapp+8615618628118 uses a flat spring 2. Using new gaskets,
re-connect suction and dis- washer instead of the helical springs
charge piping. used on the HA, HB, and HD style 3. Insert guide
pins into the scroll housing and install a whatsapp+8615618628118s.
(See Aiien.com. 65 – HF Eye new gasket. Note that the gasket
contains three Seal) holes to clear the jacking screws in the rotor
sup- port. Be sure gasket is installed correctly. (See Aiien.com.
1. Inspect all parts before re-assembly. See “Clean- 68). Coat
gasket with a mixture of oil and graphite. ing and Checking Wearing
Parts”, Aiien.com 6. Re- place with new parts as necessary. On the
HF style whatsapp+8615618628118s this seal- 2. Place flat spring
washer into retainer and position ing surface uses an o-ring
instead of a eye seal over spring washer. gasket. Coat the o-ring
with a suitable o-ring lubricant to secure o-ring into 3. Take
complete eye seal assembly and position on nozzle base plate.
Insert cap screws and tighten. groove during assembly. Check that
seal ring is free to “float”. FLAT SPRING WASHER IMPELLER EYE
IMPELLER SEAL RETAINER EYE SEAL CLEARANCE HOLES FOR JACKING SCREWS
00592VIP 26301A Aiien.com. 68 – SCROLL HOUSING READY FOR Aiien.com.
67 – HF EYE SEAL RE-ASSEMBLY TO MOTOR SUPPORT 34 YORK INTERNATIONAL
----------------------- Aiien.com 35-----------------------
Aiien.com yorkpart@hotmail.com-M1 4. Apply a light coating of oil and Molykote onto the eye of the
impeller where it enters the eye seal ring. 5. Using proper rigging
methods, raise the rotor sup- port with motor adapter into proper
position, and slide it into place over the guide pins. 6. Carefully
slide the rotor support into place against the scroll housing. Use
care that the impeller is not 2 damaged as it enters the eye seal
ring. 7. Insert the cap screws and tighten to the proper
PRE-ROTATION torque. (See Table 4) VANE DRIVING RING 8. Re-install
the whatsapp+8615618628118 coupling. 9. Bolt the motor to the motor
adaptor. INTERNAL LEVER 10. Re-connect all external piping.
Aiien.com. 70 – INTERNAL PARTS - PRE-ROTATION VANE ASSEMBLY 26666A
REMOVING THE PRE-ROTATION VANE HOUSING The Pre-Rotation Vane
Assembly cannot be removed from the suction connection side of the
whatsapp+8615618628118 on the HA, HB and HD style
whatsapp+8615618628118s. The rotor sup- port must first be removed
from the rotor scroll and the rotor scroll dissembled as described
previously. On the HF style whatsapp+8615618628118, access to the
PRV assem- bly can be made by removing the suction piping and re-
26667A moving the cap screws that secure the PRV plate sup- port to
the rotor scroll. Insert proper guide pins and using proper rigging
methods, remove PRV support plate from whatsapp+8615618628118
scroll to gain access to the PRV assembly. (See Aiien.com. 69) PRV
SUPPORT GUIDE PIN PLATE LD05191 yorkpart@hotmail.com yorkpart@hotmail.com DESCRIPTION QTY. DESCRIPTION QTY. NO. NO. 1 Ring, Driving 1 7
Washer 10 2 Vane 9 8 Stud, Ball 9 3 Retainer 9 9 Screw – 12 pt. 9 4
Arm, Vane 9 10 Screw – Hex HD 18 00593VIP 5 Spacer, Arm 9 11 Nut,
Self-Locking 9 6 Washer 9 12 Housing 1 Aiien.com. 69 – REMOVING HF
PRV SUPPORT PLATE Aiien.com. 71 – PRE-ROTATION VANE HOUSING
ASSEMBLY YORK INTERNATIONAL 35
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whatsapp+8615618628118 yorkpart@hotmail.com After access is made to the PRV assembly proceed as Individual
vanes may be removed by follows: a. unscrewing the cap screw which
secures the 1. Remove the 12 pt. Hd. cap screw and fill piece to
vane arm to the vane; disconnect the adjustable bearing rod from
the vane b. lifting off the vane arm; driving ring. (See Aiien.com.
70) c. lifting off the two special washers and pulling 2. Remove
the (2) hex hd. cap screws at approximately the vane out toward the
inside of the vane 180 degrees apart. Replace these screws with (2)
housing. (Refer to Aiien.com. 71) guide pins from the tool kit.
Then remove the re- 4. If any of the individual vanes were removed
or maining screws from around the perimeter of the replaced, refer
to Aiien.coms. 71 and 72. The vane cap PRV assembly. Hook a lifting
device to the assem- screw must be tightened to the torque as
indicated bly and carefully pull off the guide studs and place in
Table 4. on a work bench to replace any parts. 5. Re-assembly the
PRV assembly and the nozzle base 3. The PRV vanes are actuated by a
rotating vane plate together in reverse order. Torque all screws in
drive ring through individual vane arms to each vane. accordance
with Table 4. 3 10 4 5 6 9 2 10 8 11 21501 (7, 12)* Aiien.com. 72 –
PRE-ROTATION VANE ASSEMBLY 36 YORK INTERNATIONAL
----------------------- Aiien.com 37-----------------------
Aiien.com yorkpart@hotmail.com-M1 DETAIL A DETAIL B CONTROL SHAFT (21) CONTROL NEOPRENE SLEEVE SHAFT
COVER VANE MOTOR EXTERNAL (20) LEVER (34) GASKET (87) 12 PT “O”
RING (95) HD CAP 2 SCREW (57) “O” RING SPECIAL “O” RING WASHER (94)
(94) LINKAGE (28) PRE-ROTATION EXTERNAL INTERNAL LD05198 LEVER
26668 LEVER (33) INTERNAL “O” RING 1-1/8" (94) LEVER ADJUSTABLE
(33) “O” RING 1" I.D. (95) 12 PT HD CAP SCREW STOPS 3/8" - 16 UNC x
1-1/2" LG (60) SPECIAL WASHER (28) ONE - 12 PT HD 1/2" - 20 UNF x
6" LG (57) GASKET NEOPRENE (87) SLEEVE COVER PLATE (94) SPECIAL
STUD EXTERNAL PRV 1/2" - 20 UNF x 9 CONTROL LEVER (34) SHAFT (21)
12 PT HD CAP SCREW 3/8" - 16 UNC x 1-1/2" LG (60) 21476 Aiien.com.
73 – REPLACING CONTROL SHAFT ASSEMBLY REPLACING CONTROL SHAFT
ASSEMBLY If it becomes necessary to replace the control shafts on
these whatsapp+8615618628118s, only the following parts are
required: The external and internal levers are secured to the con-
trol shaft by means of a single 12 pt. Hd. cap screw To replace
control shafts, refer to Aiien.com. 63 and proceed threaded into
the internal lever. (Refer to Aiien.com. 73). Ad- as follows:
justable stops are provided in the internal lever arm. 1. Reduce
the system pressure to slightly above at- These stops ARE NOT to be
used to stop the vanes in mospheric pressure. the extreme positions
of normal travel, but are supplied 2. Disconnect the linkage from
the external lever. (Re- as protection should some external force
be applied to fer to Aiien.com. 73, Detail A) the linkage. These
stops are set about 1/32” away from the rotor scroll casting walls
when the vanes are in their 3. Loosen and remove the 12 pt. hd. cap
screw and extreme position, and will prevent over travel from dam-
washer. (Refer to Aiien.com. 73, Detail B) aging the internal vane
mechanism. A friction-produc- 4. Insert the special stud (See
Aiien.com 8 - Special Tools) ing compound (Thread Locker 242, YORK
Part No. through the hole in the external lever and control
013-01678) is used on the threads when the stops are shaft, and
screw the stud into the internal lever. Be initially positioned to
prevent any change in position. The sure to put a nut on the
outside end of the special compound should be used again if the
stops are ever stud. (Refer to Aiien.com. 73, Detail B) removed.
YORK INTERNATIONAL 37
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Oil Pump yorkpart@hotmail.com 5. Using a hammer and block of hard wood, tap the and “closed”
positions, to check the indicator points outside end of the stud to
loosen the internal lever. on the cover plate. Readjust the
external lever po- DO NOT REMOVE THE SPECIAL STUD. sition, if
necessary. 6. Remove the cover plate cap screws. 17. Using a torque
wrench, tighten the bolt to a torque 7. Slide the external level
from control shaft and cover of 75 ft. lbs. plate from the control
shaft. 18. Move the external lever to its midposition (vanes 8.
Remove the external lever and the control shaft half open) and
tighten the cover plate cap screw to cover from the control shaft.
a torque of 35 ft. lbs. THIS IS IMPORTANT AND ASSURES THAT THE
SLEEVE WILL 9. Replace the existing gasket with a new one. TWIST
EQUALLY WHEN THE VANES ARE 10. Install the two new “O” rings and
one “O” ring in MOVED TO EITHER THE WIDE OPEN OR their respective
grooves in the new control shaft - THE FULLY CLOSED POSITION. small
ring in groove in taper. Liberally coat the con- 19. Connect the
linkage to the external lever. trol shaft (“O” rings and neoprene
sleeve) and the inside of the cover plate with YORK Valve Stem When
connecting the vane linkage to the electric motor, Lubricant. DO
NOT lubricate the tapered surfaces of the shaft. rotate the motor
shaft to the closed position and con- nect the vane linkage while
holding the vanes in the 11. Slide the new shaft with “O” rings
into position closed position. Operate the vane motor open and
closed over the special stud. several times to be sure the motor
does not jam at ei- 12. Install the cover plate, but do not tighten
the cap ther end of its travel. Adjust as necessary by either
length- screws at this time. ening or shortening the distance
between the motor link- 13. Tighten the nut on the outside end of
the stud against age and the external lever to be sure the vanes
are wide the end of the control shaft to pull the internal lever
open and tightly closed as the motor rotates from one hard up on
the taper of the shaft. end of its travel to the other. 14. With
the cover plate loosely installed, close the vanes by turning the
nut on the outside end of the stud. IT IS IMPORTANT that the arm
length from motor Position the external lever on the control shaft
so centerline to force point, the arm length from control that the
indicator pin on the lever aligns with the shaft centerline to
force point and the length of connec- closed “C” mark on the
housing. Push external le- tion arm be the same as they were set at
the factory. ver arm slightly to seat on taper. Also, the angular
position of the motor shaft must be as it came from the factory.
15. Remove the nut and stud. 16. Install the 6" cap screw and
washer. Draw the cap screw tight. Move the external lever to the
“open” SECTION 3 OIL PUMP yorkpart@hotmail.com OIL PUMP The oil pump furnishes oil to the
whatsapp+8615618628118’s rotating 3. Remove oil eductor line and
oil line at the pressure components prior to start-up, during
whatsapp+8615618628118 opera- regulator. (Note that on Rev Level E
chillers and tion and during coastdown. If it is necessary to yorkpart@hotmail.com above that the oil regulating valve has been replaced the oil
pump, use the following procedure: by using a variable speed oil
pump). 4. Remove the (16) 5/8" hex nuts from the oil sump REMOVING
OIL PUMP FROM THE OIL SUMP cover. (See Aiien.com. 76) 1.
De-energize the power supply to the oil pump and 5. After all nuts
are removed, pull the oil sump cover oil sump heater. Remove
electrical leads from fusite loose and remove the cover and oil
pump assembly. connections and transducers. (See Aiien.com. 76) 2.
Drain oil from oil sump through drain valve in right side of shell.
38 YORK INTERNATIONAL
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Aiien.com yorkpart@hotmail.com-M1 DISASSEMBLING THE OIL PUMP REASSEMBLY OF OIL PUMP 1. Clean all
parts of pump with approved safety sol- Before disassembling the
pump, notice vent, using great care to eliminate all dirt.
Lubricate the location of the match marks on the all parts with
clean YORK refrigerant oil. To reas- pump cover and housing. The
match semble, proceed as follows: marks must line up when
reassembling 2. Lubricate the motor shaft with refrigerant oil.
Posi- the pump. tion housing in place over the motor shaft and
against the motor housing. The pump housing match mark To remove
the oil pump, proceed as follows: must be on one side of the motor.
Line the pump 1. Remove the eight cap screws (four long screws
housing screw holes up with the screw holes in the marked “X” and
four short screws marked “Y”) motor housing. from the face of the
oil pump cover. (Refer to Aiien.com. 3. Lubricate the shaft key and
place it in the keyway 74) on the shaft. 2. Remove the drive gear
assembly by screwing the 4. Lubricate the drive gear. Slide the
gear over the inner pump gear puller screw (10-24 UNC x 1-1/2
shaft, line up the keyway with the key and drive lg.) supplied with
the pump kit, into the tapped hole gear. Push the drive gear into
place. in the drive gear. (Refer to Aiien.coms. 74 and 75). After
5. Lubricate the drive gear and place it into the cavity the screw
is in place, hold screw and gently pull the of the oil pump
housing. gear from the key and hold the shaft. 6. Lubricate the
face and the Teflon-coated shaft bear- 3. Remove the key from the
shaft. (Refer to Aiien.com. 73, ing of the cover assembly. Locate
the cover as Detail B) shown in Aiien.com. 78 and gently slide onto
the end of the 4. To remove the pump housing, pull loose from the
shaft. Line up holes and place “X” long screws and motor and slide
over the motor shaft. “Y” short screws in their proper holes
according to Aiien.com. 60. Tighten the “X” long screws in a 1, 3,
2, 4 sequence. Tighten the “Y” short screws in a 5, 7, 6, 8
sequence. Torque screws to 15 ft. lbs., using the alternating
tightening method. PUMP LUBRICATION NO. 10 – 24 UNC HOUSING PORT
FOR SHAFT BEARING LONG CAP SCREWS 3 MARKED “X” TEFLON COATED SHAFT
BEARING SHORT DRIVEN SCREWS GEAR MARKED “Y” LONG SHORT CAP SCREWS
15760 15761 SCREWS MARKED “X” MARKED “Y” PUMP COVER ASSEMBLY
Aiien.com. 74 – REMOVING OR REPLACING Aiien.com. 75 – SCREWS AND
COVER ASSEMBLY PUMP COVER CAP SCREWS YORK INTERNATIONAL 39
----------------------- Aiien.com 40-----------------------
Oil Pump yorkpart@hotmail.com 25717A yorkpart@hotmail.com DESCRIPTION QTY. NO. 1 OIL PUMP WITH MOTOR 1 2 HEATER 1 3 SENSOR,
TEMP. 1 4 VALVE, RELIEF 1 5 VALVE, STOP ANGLE, 3/8" 2 6 BOX,
ELECTRICAL 1 7 COVER, ELECTRICAL BOX 1 8 SIGHTGLASS 2 9 GASKET,
COVER PLATE 1 LD05199 10 VALVE, STOP ANGLE, 1/4" 1 11 HEATER 1
LD05200 Aiien.com. 76 – OIL RESERVOIR ASSEMBLY 40 YORK
INTERNATIONAL
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Aiien.com yorkpart@hotmail.com-M1 LD05203 NO. DESCRIPTION NO. PER UNIT 1 HOUSING 1 2 COVER ASSEMBLY
1 3 HEX. HD. CAP SCREW 4 4 ––– –– 5 DRIVEN GEAR 1 6 DRIVE GEAR 1 7
SQUARE KEY 1 8 HEX HD. CAP SCREW 4 9 MODEL NUMBER IDENTIFICATION 1
10 MOTOR 1 DETAIL “A” DETAIL “B” DRIVE GEAR SHAFT 3 KEY DRIVEN GEAR
(REMOVED) INNER PUMP GEAR PULLER (10 – 24 UNC x 1-1/2" LG. SCREW)
15763 (PULL GEAR WITH SCREW) SEAL ASSEMBLY 15759 DRIVE GEAR
Aiien.com. 77 – REMOVING THE DRIVE GEAR (REMOVED) YORK
INTERNATIONAL 41
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Oil Pump yorkpart@hotmail.com REASSEMBLING OIL PUMP ASSEMBLY cover assembly to oil sump using
the (16) 5/8" hex INTO OIL SUMP nuts. Tighten nuts using the
alternating tightening (REFER TO Aiien.com. 76) method. Torque to
155 ft. lbs. 3. Reconnect all electrical leads to fusite connection
Before assembling oil pump into oil sump pump, clean on sump cover.
Reconnect oil lines. Reconnect the oil sump with approved solvent,
using the utmost transducers. care to eliminate all dirt. 4. Charge
oil into oil sump. See “Operating Instruc- 1. Replace oil sump
cover gasket with a new one. tions”, Aiien.com yorkpart@hotmail.com-O1. Be sure oil is compatible Lubricate gasket with YORK refrigerant
oil and with refrigerant being used. graphite. 5. Make sure there
are no leaks around the cover and 2. Assemble the gasket and the
oil pump and sump connections. MATCH MARK 15758 PUMP HOUSING PUMP
DRIVE GEAR COVER PUMP MOTOR “X” KEY MATCH MARK DRIVEN GEAR “Y”
15757 Aiien.com. 78 – COMPLETE PUMP AND MOTOR ASSEMBLY 42 YORK
INTERNATIONAL
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Aiien.com yorkpart@hotmail.com-M1 NOTES 3 YORK INTERNATIONAL 43
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