Valve opening pressure in the cap of the expansion tank, bar - 1.4 - 1.6
Pressure for checking the cooling system for leaks, bar - 1.0
Refrigeration unit*
Refrigerant type - R134a
Refrigerant quantity (when charging the high-pressure circuit, for all compressors), d — 525±25
Type of refrigerant oil (according to VW specification)
- Compressor Denso - G 052 300 A2
- Compressor Sanden - G052 154 A2
Total volume of refrigerant oil**, cm3
- Compressor Denso 1K0 820 859 M (-S) — 140±10
- Compressor Sanden 1 KO 820 859 F (-Q) — 110±10
Shares of distribution of refrigerant oil by components of the refrigeration unit***
- Compressor - 50%
- Capacitor - 10%
- Suction hose - 10%
- Evaporator - 20%
- Receiver - 10%
* The type and amount of refrigerant used in a particular vehicle is also indicated on a sticker in the front of the engine compartment.
** This volume is contained in the replacement compressor and corresponds to the total volume.
*** Oil is automatically distributed from the compressor in appropriate proportions after the first start of the engine.
Additional heater
Note: The main data of the additional heater are indicated on the nameplate located on its body and duplicated on the front panel of the engine compartment.
Consumption of the dosing fuel pump V54, ml for 2 min - 22-28
Resistance of the metering fuel pump V54, Ohm - 5