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1. We have professional testing tools to test every product before delivery. If there is a product quality problem, we know how to deal with it. For details, please pay attention to our warranty solution.
2. We have obtained ISO9001 CQC certificate.
3. We have exclusive packaging and official logistics for many years of cooperation. We can guarantee that the goods will be arrived quickly and safely.
4. We have more than 2,000 different compressor models available.

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When troubleshooting noise sources and before replacing the air conditioning compressor, it is important to follow the instructions provided. Here are some steps to consider:

1. Inspect all retaining clips, fastening points, and bolts or nuts for fractures, cracks, or missing parts.

Any vibrations caused by these issues can result in excessive noise from the air conditioning compressor.

Additionally, check if applying force to the retaining clips or fastening points causes any changes in the noises.

If the noises change, it is unlikely that they are caused by the compressor itself.

2. Examine the hoses and lines for any vibrations transmitted from

the engine or pulsating refrigerant to the vehicle cabin. Hold them in your hand and listen for any

changes in noise. This can help identify if the noises are originating from the transmission of vibrations.

3. Check the V-belt, clamping device, tension rollers, generator freewheel, and pulleys for ease of movement, play, and alignment. Excessive tolerances due to worn parts can contribute to noise issues.

4. Unusually high pressure can also cause compressor noises.

Measure the temperatures at the air conditioning condenser to diagnose any potential problems caused

by high pressure. It is important to consider that the actual high pressure may be higher than indicated by the pressure gauge if there is a blockage in the system.

5. Excessive refrigerant or contamination can lead to high pressure, resulting in air conditioning compressor noise.

The same applies to refrigerants that contain a high proportion of noncondensable gases (such as air).

Performing these checks and following these steps can help identify the source of noise in the air conditioning system and determine whether the compressor needs to be replaced.

A/C Compressor

The air-conditioning system relies on the compressor, which is responsible for pressurizing the refrigerant and converting it from a gas to a liquid in the condenser. A fully operational compressor is crucial for optimal performance of the air-conditioning system. In most vehicles, the A/C compressor is driven by an engine-accessory belt. If this belt is worn or slips, the compressor will not function properly. Another common issue is refrigerant leakage from the compressor, resulting in decreased cooling capacity inside the vehicle. Additionally, internal components failure can lead to a complete absence of cold air. It is important to note that not all air-conditioning problems are caused by low refrigerant levels; some may be attributed to other system parts such as the compressor.