RC.600.326 12V Truck AC Compressor DCP99520 RE284680 4472802000 For 10SRE18C MAQUINA For RETROESCAVADEIRA WXTK074

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How to Replace a Car A/C Compressor

1. Signs You Need Replacement

• Weak/no cooling despite proper refrigerant levels.
• Unusual noises (grinding, squealing) from the compressor clutch.
• Leaking refrigerant (oil stains around the compressor).
• Seized pulley or clutch failure (belt won’t turn).

2. Tools & Materials Needed

• New compressor (OEM or compatible aftermarket).
• Refrigerant recovery machine (mandatory for environmental safety).
• A/C manifold gauge set.
• Wrenches, sockets, and belt tension tools.
• PAG oil (type specified for your system).
• New receiver/drier or accumulator (recommended).
• Safety gear (gloves, goggles).

3. Replacement Steps

① Recover Refrigerant

• Use a recovery machine to safely remove refrigerant (illegal to vent into the atmosphere).

② Remove Components

• Disconnect the battery.
• Loosen the serpentine belt (remove tensioner or belt).
• Unbolt the compressor, disconnect electrical/clutch wiring.
• Detach refrigerant lines (cap openings immediately to prevent moisture entry).

③ Install New Compressor

• Drain and measure oil from the old compressor; add fresh PAG oil to the new unit (exact amount per manufacturer specs).
• Mount the new compressor, reconnect lines/wiring.
• Replace the receiver/drier or accumulator (critical for moisture control).

④ Evacuate & Recharge

• Vacuum the system for 30+ minutes to remove air/moisture.
• Recharge with the correct refrigerant type and quantity (check vehicle label).

⑤ Test the System

• Start the engine, engage A/C, and check for:
• Cold airflow at vents.
• No abnormal noises.
• Proper clutch engagement.

4. Key Notes

• Never open the system without refrigerant recovery (hazardous and illegal).
• Incorrect oil or refrigerant amounts can damage the compressor.
• If unsure, consult a professional—A/C systems require precision.

Guangzhou Wei Xing Automobile Air Conditioning Parts Co., Ltd.

        Guangzhou Wei Xing automobile air conditioning parts Co., Ltd. was founded in 1998, is an automobile air-conditioning compressor factory, 20 years specializing in automotive air-conditioning compressor production, research and development, processing services. 

        Stable quality and professional services have been recognized and supported by customers in more than 50 countries all over the world. In order to meet the needs of customers and better service customers, the company set up sale shop in 2005, the main sales of own brand "WNRLN" and foreign well-known brands of compressors and automotive air-conditioning systems related accessories.

       With the globalization of the world and the development of the Internet, the company began to open the official website in 2015 to realize the diversification of online and offline sales,allowing customers to have a better shopping experience. In the past 20 years, we have developed a professional technical team and sales team to provide professional overall solutions and provide the whole set of air-conditioning design and production services. Professional attention enables us to go further, and it is our mission to bring China's good quality to the whole world.

Your Best Choice!

At our automotive air conditioning compressor company, we are dedicated to providing exceptional service to our customers. Our service philosophy revolves around three key principles:Service, Quality Assurance,customer satisfaction.

First and foremost, we are committed to responsiveness in our customer service approach. We recognize that issues with air conditioning compressors can arise unexpectedly and may require urgent attention. That's why we have established a dedicated customer support team that is available around the clock to address any concerns or inquiries. Whether it's troubleshooting technical issues, providing guidance on installation and maintenance, or processing warranty claims, our team is always ready to assist our customers promptly and efficiently."After-sales service make permanent customer".

Secondly,we prioritize reliability in everything we do. We understand the critical role that air conditioning compressors play in the functionality of vehicles, especially in hot climates or during long journeys. Therefore, we ensure that our products are built to the highest standards of quality and durability. From the materials we use to the manufacturing processes we employ, reliability is at the forefront of our operations. Additionally, we offer comprehensive warranty coverage and after-sales support to instill confidence in our customers regarding the performance of our compressors.

Furthermore,We closely monitor market trends and customer feedback to identify areas for improvement and innovation. By staying at the forefront of technological advancements, we aim to deliver products that exceed our customers' expectations and set new industry standards.

In addition to these core principles, we place a strong emphasis on building long-term partnerships with our customers. We believe that open communication, mutual respect, and trust are essential for fostering successful business relationships. We actively seek feedback from our customers and use it to drive continuous improvement in our products and services. By aligning our goals with those of our customers and working collaboratively towards shared success, we aim to create value and sustainable growth for both parties.

We aim to be the preferred choice for automotive air conditioning solutions globally.