VW Golf manuals

Volkswagen Golf Service & Repair Manual: Before operating the air conditioning system after recharging with refrigerant

After installing a new air conditioner compressor or filling with fresh refrigerant oil (e.g. after blowing out refrigerant circuit), turn compressor pulley 10 revolutions by hand before starting engine. This will prevent damage to the air conditioner compressor.
–  On 5-cyl. or 10-cyl. diesel engine, turn air conditioner compressor at overload protection 10 times by hand. Then install compressor. This will prevent damage to the air conditioner compressor.
–  Start the engine with the air conditioning system switched off (the air conditioning system magnetic clutch -N25- and the air conditioner compressor regulating valve -N280- are not activated).
–  After the engine has stabilised at its idling speed, switch on the air conditioner compressor and allow the engine to idle for at least 10 minutes at maximum cooling power.
O-ring
Use only O-rings that are resistant to refrigerant R134a and related refrigerant oils. O-rings are no longer colour-coded. Coloured and black O-rings are used. ...

General information on refrigerant circuit
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Other materials:

Spare wheel or temporary spare wheel
Fig. 203 In the luggage compartment: handwheel for securing the spare wheel First read and observe the introductory information and safety warnings Removing the spare wheel Open the tailgate and lift up the luggage compartment floor until it is held in position by the side restraints ...

Removing and installing throttle valve module -GX3-
Throttle valve module -GX3- consists of Throttle valve module -J338- Throttle valve drive for electronic power control -G186- Throttle valve drive angle sender 1 for electronic power co ...

Checking fuel delivery rate, vehicles with four-wheel drive
Special tools and workshop equipment required Removal wedge -3409- Remote control for V.A.G. 1348 -V.A.G 1348/3A- Multimeter e.g. hand-held multimeter -V.A.G 1526E- Test instrument adapter/DSO (5-pin) -VAS 5565- ...

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