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.
...
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First read and observe the introductory information
and safety warnings
All data in the official vehicle documents take precedence over these data. All
data in this manual apply to the basic model. The vehicle data sticker in the service
schedule and the official vehicle documents show which ...
Vents
Fig. 128 In the dash panel: vents
First read and observe the introductory information
and safety warnings The vents should be left
open to ensure that the vehicle interior is sufficiently heated, ventilated and
cooled.
Turn the relevant thumb wheel (magnified view) in the required ...
Smooth Tube, Repairing
A new repair concept has been developed for repairing washer
system hoses. Various individual hose connectors, adapters,
Ethylene Propylene Diene Methylene (EPDM) rubber hoses and
shrink tubing will be offered as replacement parts.
Smoot ...
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Refrigerant Still in Circuit