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. |
|
|
|
Discharge the refrigerant circuit.
–
Remove malfunctioning component, flush with compressed air,
collect escaping refrigerant oil.
...
Other materials:
Engine Cooling
Because towing places higher demands on the engine cooling
system, the cooling system is enhanced in vehicles that have
factory-installed trailer hitches, if necessary. This is done by
installing a stronger or a second coolant fan and/or a larger
radiato ...
Fitting the removable ball coupling
Fig. 91 Overview: removable ball coupling
First read and observe the introductory information
and safety warnings
The removable ball coupling is located under the luggage compartment floor with
the vehicle toolkit.
Key for :
Cap
Ball coupling
Retaining balls
Catch for locking ...
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
...
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Refrigerant Still in Circuit