Volkswagen Polo Service & Repair Manual: Empty Refrigerant Circuit
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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.
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Remove malfunctioning component, flush with compressed air,
collect escaping refrigerant oil.
...
Other materials:
Flushing Not Necessary
Note
For vehicles with an electrically-driven A/C compressor,
de-energize the high voltage system before removing the A/C
compressor. Refer to
→ Electrical System Hybrid; Rep. Gr.93.
–
Dischar ...
Checklist
Using seat belts :
Check the condition of all seat belts regularly.
Keep the seat belts clean.
Avoid allowing any foreign bodies or fluids
to get on to the seat belt or latch plate or into the slot for the seat belt
buckle.
Do not trap or damage the seat belt and
latch ...
Information stored in the control units
First read and observe the introductory information
and safety warningsYour vehicle is factory fitted with electronic control
units which are responsible for engine and gearbox management. The control units
also monitor the function of the exhaust system and the airbags.
These electronic con ...
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Refrigerant Still in Circuit