Volkswagen Polo Service & Repair Manual: Refrigerant R134a
Refrigerant R134a Vapor Pressure Table
The vapor pressure table for every refrigerant is published
in literature for refrigeration system engineers. This table
makes it possible to determine the vapor pres ...
Refrigerant R134a Physical Data
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 ...
Other materials:
Towing a trailer
First read and observe the introductory information
and safety warnings
Headlight adjustment
Towing a trailer can raise the front end of the vehicle enough for the dipped
beam to blind other road users. Use the headlight range control to lower the light
cone as required. If you do not have ...
Introduction
This chapter contains information on the following subjects:
→ Opening and closing the electric panorama sliding/tilting glass roof
→ Electric panorama sliding/tilting glass roof – function
→ Roll-back function of the electric panorama sliding/tilting glass roof
Ad ...
Indicator lamps and fuel gauge
Fig. 129 In the instrument cluster: Variants
A and B: fuel gauges for petrol and diesel. Variant C: fuel gauge for autogas
First read and observe the introductory information
and safety warnings 
Lit up
Needle position 
Possible cause †...
