Volkswagen Golf Service & Repair Manual: Checking high-pressure safety valve on air conditioner compressor
| Function: protects refrigerant circuit against excessive
pressures. |
| – |
Observe safety precautions
→ Chapter „Safety precautions when handling refrigerants“. |
| – |
Comply with notes
→ Chapter „Working on refrigerant circuit“. |
Risk of freezing injury caused by refrigerant. The high-pressure safety
valve releases refrigerant when the engine is running and the pressure
in the refrigerant circuit is too high.There is a risk of injury on
hands and other parts of the body due to freezing.Always wear safety
gloves.Always wear safety goggles.Switch off engine. |
|
|
| High-pressure safety valve on Denso air conditioner
compressor |
| The high-pressure safety valve -arrow-
has operated when refrigerant oil is found in the immediate
vicinity. |
| In this case, hand over vehicle to a suitable workshop
→ Chapter. |
 Note
| On air conditioner compressors from other manufacturers the
high-pressure safety valve is located at a similar position. |
|
|
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Special tools and workshop equipment
required
Torque wrench -V.A.G 1783
...
Note
The pulley is sensitive to impact and should therefore be
treated with extreme care.
If the belt pulley overload prot ...
Other materials:
Wheel allocation
6 J x 15
6 J x 15
Note
Always observe the allocation of wheels and tyres to the respective
engines, which are listed in the overview table.
Explanation of information on
wheels:
→ Wheels and Tyres Guide - General informatio ...
Product characteristics
Refrigerants used in car air conditioning systems belong to
the new generation of refrigerants, the chlorine-free,
partially-fluoridated hydrocarbons (H-CFC, R134a).
In regard to their physical behaviour, they are refrigerants
which can ...
Removing and installing door handle
Removing
Note
Removal and installation are described only for the right
door handle. The left side is similar.
General information and work instructions for the door handle
key ...
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