Volkswagen Polo Service & Repair Manual: Refrigerant R134a Characteristics
Refrigerant R134a Environmental Information
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as ref ...
Commercial Names and Designations
Refrigerant R134a is currently available under the following
trade names:
H-FKW 134a
SUVA 134a
...
Other materials:
Parking
First read and observe the introductory information
and safety warnings Please adhere to relevant legislation when
stopping and parking your vehicle.
Stopping the vehicle
The steps should only be carried out in the specified order.
Stop the vehicle on a suitable surface .
Depre ...
A/C Programmer -J127
This programmer switches the refrigerant flow direction
through the second evaporator if the temperature on the cooling
fins on the second evaporator lowers to the freezing point for
water (icing protection).
...
Refrigerant Circuit Connections with Valve for Switches
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
