VW Polo manuals

Volkswagen Polo Service & Repair Manual: Empty Refrigerant Circuit

–  Remove malfunctioning component.
–  Remove the A/C compressor.
–  Remove oil drain plug from A/C compressor.
  Note
To speed up refrigerant oil drainage, turn A/C compressor by hand via ribbed belt or magnetic clutch plate.
Pour the used refrigerator oil out of the A/C compressor.
Then fill the A/C compressor with quantity of fresh refrigerant oil corresponding to quantity of refrigerant oil in original part compressor. Refer to → Rep. Gr.87.
Use different refrigerant oils and quantities for the various compressors. Refer to → Rep. Gr.87.
To ensure the compressor is lubricated at start-up, at least 80 cm3 of refrigerant oil must be poured into the compressor. The remainder can be added to the new reservoir or receiver/dryer. Refer to → Rep. Gr.87.
If dirt has penetrated into the compressor with the refrigerant circuit open (for example after an accident), compressor is to be replaced.
Flush the refrigerant circuit with compressed air and remove moisture with nitrogen. Refer to → Chapter „Refrigerant Circuit, Flushing with Compressed Air and Nitrogen“.
–  Replace receiver/dryer or accumulator and restrictor.
–  Assemble, evacuate and recharge refrigerant circuit.
   
Leaking or Damaged Components except A/C Compressor, Reservoir or Receiver/Dryer
...

Refrigerant Still in Circuit
Discharge the refrigerant circuit. –  Remove malfunctioning component, flush with compressed air, collect escaping refrigerant oil. ...

Other materials:

Battery Charger -VAS5903- Maintenance Charging
  Note If the battery is discharged by an electrical consumer during maintenance charging, the Battery Charger -VAS5903- automatically supplies the appropriate charge. Maintenance charging can be performed without time ...

Introduction
This chapter contains information on the following subjects:  → Preparing the vehicle for working in the engine compartment  → Opening and closing the bonnet Always park the vehicle on a level and stable surface before carrying out any work in the engine compartment. The engine ...

Wiring Harness Repair Set - Wire Strippers -VAS1978/3
The Wiring Harness Repair Set - Wire Strippers -VAS1978/3- is used for professional stripping and cutting of wires. The Wiring Harness Repair Set - Wire Strippers -VAS1978/3- is a component of the Wiring Harness Repair Set -VAS1978B- and ...

© 2016-2023 Copyright www.vwpolo.net