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:
Fender Corrosion Repair Measures, in Wheel Housing Liner Contact Area
Note
The corrosion protection in the fender seam must be applied on all
replacement parts, on which the attached seal is not already present.
The additional corrosion protection seal will prevent “chafe marks”
in the fender wheel housing liner.
...
Winter Tires with Speed Symbol V
Table. Refer to
→ Anchor.
The tire industry delivers winter tires with V-rating also.
These tires can be applied up to the maximum permissible speed vmax
= 240 km/h (149.13 mph) only under certain conditions.
...
Test Requirements
Note
Check cooling performance. The A/C system is functioning
correctly when the air flowing from the instrument panel vents
has a temperature of 70C or lower.
Setting on Climatronic “LO”.
...
© 2016-2020 Copyright www.vwpolo.net
Refrigerant Still in Circuit