Volkswagen Polo Service & Repair Manual: Refrigerant Circuit
A/C System Repair Information
| An A/C system made for refrigerant R12 must not be filled
with refrigerant R134a without making modifications to the
refrigerant circuit. Refer to
→ Chapter „Refrigerant Circuit, Converting R12 to R134a and
Servicing“. |
| The refrigerant oils specifically developed for R134a and
R12 refrigerant circuits are never to be mixed. |
| Service stations which come in contact with the refrigerant
are only to be used for the intended refrigerant. |
| Components of R134a refrigerant circuits can be identified
by their markings, green labels or design (such as different
threads) to prevent interchanging with components designed for
refrigerant R12. |
| A label indicating the refrigerant used is provided in the
engine compartment on the lock carrier or in the plenum chamber. |
| Different refrigerants are never to be mixed. |
 Note
| When working on the refrigerant circuit, always heed the
information given in the sections on “Safety measures”. Refer to
→ Chapter „A/C System and Refrigerant R134a Safety Precautions“
and “Basic rules for working on refrigerant circuit”
→ Chapter „Refrigerant Circuit, General Precautions“. |
|
|
|
Refrigerant Circuit, Converting R12 to R134a
| CFC refrigerants are no longer used in the automotive
industry. |
| Converting refrigerant circuits from R12 refrigerant to
R134a refrigerant and servicing converted circuits |
| Repair Manual Air conditioner with refrigerant R12 Parts 2
and 3. This repair manual is only available in hard copy. |
|
Note
The laws and regulations listed below are applicable in
Germany. Different or additional laws and regulations may apply
in other countries.
...
Other materials:
Wires with Cross Section up to 0.35 mm 2,
Repairing
Special tools and workshop equipment
required
Crimping Pliers - .35-2.5mm -VAS1978/1A-
Wiring Harness Repair - Crimping Head - .35-2.5mm
-VAS1978/1-1-
When repairing wires with a cross- ...
Plastic Cleaner
Definition:
Plastic Cleaner -D 195 850 A1-
Edition 04/2009
Product Description
Plastic Cleaner -D 195 850 A1- is a liquid universal cleaner
and thinner with an non-aromatic, ...
Battery, Charging with Battery Charger -VAS5095A
Special tools and workshop equipment
required
Battery Charger -VAS5095A-
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ ...
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Refrigerant, Keeping Records