VW Golf manuals

Volkswagen Golf Service & Repair Manual: Connections to valves for switches in the refrigerant circuit

  WARNING
Danger of freezing injuries.
If refrigerant circuit has not been evacuated, refrigerant will escape.
The refrigerant must be extracted before the valve -C- is removed. If the refrigerant circuit is not opened within 10 minutes after it has been evacuated, pressure may develop in coolant circuit due to re-evaporation. Extract refrigerant again.
The switches on the high-pressure and low-pressure sides have different threads.
   
Use only valves and O-rings that are resistant to refrigerant R134a and its associated refrigerant oils.
A -  Connection (soldered in)
B -  O-ring
C -  Valve (with O-ring)
 

Connections to valves for switches in the refrigerant circuit

Low-pressure switch for air conditioning system -F73
Function: In the event of pressure loss in the refrigerant circuit, switches the air conditioner compressor off (at approx. 2 bar). ...

Air conditioning system pressure switch -F129
This pressure switch has 3 functions: 1. Switches radiator fan to next higher speed when pressure increases in refrigerant circuit (approx. 16 bar). ...

Other materials:

Saw-tooth wear
Saw-tooth wear is a stepped wear pattern on the individual tread blocks → Fig. that can cause increased tyre noise. The saw tooth is caused by uneven deformation of the tread blocks in the tyre's contact patch. Saw-tooth wear is more pronounce ...

Removing and installing lumbar support adjustment
Special tools and workshop equipment required       Removal pliers -3392-   Note Removal and installation are described for the left vehicle side. Follow same in ...

Golf 2013 - from model year 2013, sales type 5G1
  Note The specified wheel and tyre combinations apply for all the gearboxes allocated to the respective engines. Deviations from this are specially indicated in the table. Depending on equipment, the wheel-and-tyre combination 185/70 R15 on ...

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