Volkswagen Golf Service & Repair Manual: Characteristics of refrigerant R134a
- Trade names and designations
- Vapour pressure
- Effects on metal
- Water content
- Charge factor
- Detecting leaks
Refrigerant R134a
Air conditioners in vehicles use the evaporation and
condensation process. The system contains a liquid with a low
boiling point, called the refrigerant.
...
Trade names and designations
Refrigerant R134a is currently available under the following
trade designations:
H-FKW 134a
SUVA 134a
...
Other materials:
Removing and installing pop-up cylinder, »R«
Special tools and workshop equipment
required
Drip tray
Removing
Note
Removal and installation are described for the left side.
Removal and installation on the right side are c ...
Evacuating refrigerant circuit using air conditioner service station
Always follow the procedure described in the user's manual
for your air conditioner service station.
The procedure described here is that for air conditioner
service station -VAS 6007A-.
Before the refrigerant circ ...
If there is still refrigerant in the refrigerant circuit
Drain refrigerant circuit.
–
Remove defective part, purge with compressed air and collect
escaping refrigerant oil.
–
A quantity of fresh refrigerant oil equal to the quantity of
...
