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Volkswagen Golf Service & Repair Manual: Checking pressures in refrigerant circuit (using air conditioner service station)

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / Checking pressures on vehicles / Checking pressures in refrigerant circuit (using air conditioner service station)

  Note
Check the cooling performance. The air conditioning system is operating correctly if the air emerging from the vent on the dashboard is at a temperature of 7oC or less.
Set the Climatronic to: “LO”.
Set the air conditioning system: “AC” on; “max”; “cold”.
Connections with valve and service connections for measuring and testing.
   
Checking pressures on vehicles
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Test prerequisites
Radiator and condenser must be clean (clean them if necessary). The heat insulation on expansion valve is OK and properly installed. See ...

Other materials:

Assembly overview - electric coolant pump
1 -  Charge air cooling pump -V188- With bracket Removing and installing → Chapter 2 -  Coolant hose 3 -  Bolt 8 Nm 4 -  Cool ...

Dimensions - lettering on rear lid
  Note When fitting the lettering, observe the fitting notes → Anchor. 1 -  Lettering Model designation. 2 -  Lettering Engine designation For technical designations without engine designation, a ...

Checking for leaks
  Note The average air pressure of the earth's atmosphere at sea level is 1013 mbar and decreases steeply as the altitude increases (approx. 100 mbar/1,000 m altitude). Local and time fluctuations also influence vacuum generation. ...

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