Volkswagen Polo Service & Repair Manual: Empty Refrigerant Circuit
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Remove malfunctioning component. |
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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“. |
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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:
Corrosion Protection for Body, Attached and Welded Parts
Attachments
Coat the insides of the fenders, doors, covers and lids
completely. A spray application wet in wet procedure is
sufficient.
Before assembly, the seal the inside of the attachments with
cavit ...
Driving with an automatic gearbox
First read and observe the introductory information
and safety warnings The gearbox changes the forward gears up
and down automatically.
Driving down hills
The steeper the gradient, the lower the gear you will need. Lower gears increase
the braking effect of the engine. Never allow the veh ...
Warning and indicator lamps
First read and observe the introductory information
and safety warnings Depending ont eh vehicle equipment scope,
an electrohydraulic or an electromechanic steering system may be fitted.
Lit up
Possible cause
Solution
Electrohy ...
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