Defective compressor (Worksheet 9)

The suction pressure regulator in the compressor (V) is defective.

  1. Draining the refrigerant from the air conditioning system.
  2. Disassembly of the compressor.
  3. Draining the compressor oil and checking for any mechanical wear on the compressor. If shavings (wear) can be seen in the compressor oil, please contact WAECO’s service technician.
  4. Installing a new compressor.
  5. Installing a new drying unit.
  6. Removal of the non-condensible gas in the air conditioning system, which means that the vacuum pump is kept running for at least 30 minutes. Important: Check the degree of evacuation!
  7. New filling of the air conditioning system with the recommended refrigerant. The amount of oil sucked out must be replenished again (refer to the assembly instructions or the table of refrigerant quantities).

The compressor has cut out.

  1. Draining the refrigerant from the air conditioning system.
  2. Disassembly of the compressor.
  3. Draining the compressor oil and checking for any mechanical wear on the compressor. If shavings (wear) can be seen in the compressor oil, please contact WAECO’s service technician.
  4. Installing a new compressor.
  5. Installing a new drying unit.
  6. Removal of the non-condensible gas in the air conditioning system, which means that the vacuum pump is kept running for at least 30 minutes. Important: Check the degree of evacuation!
  7. New filling of the air conditioning system with the recommended refrigerant. The amount of oil sucked out must be replenished again (refer to the assembly instructions or the table of refrigerant quantities).

Professional standard

ASC by WAECO is, and has been for years, the abbreviation for excellent quality and cutting-edge technology in A/C service equipment. The series is constantly improved and complemented to meet future requirements. All ASC service units are state of the art and fully automatic

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