Volkswagen Polo Service & Repair Manual: A/C System, General Information
- Introduction
- Additional Information Sources
- A/C Technology Basic Principles
- Refrigerant R134a Vapor Pressure Table
- Refrigerant R134a
- Refrigerant R134a Characteristics
- Refrigerant Oil
- Comfort
- A/C System Operation
- Safety Precautions
- A/C System and Refrigerant R134a Safety Precautions
- Refrigerant Circuit, General Precautions
Introduction
The purpose of this Repair Manual is to provide foremen and
mechanics with the basic knowledge needed to ensure expert
working.
Note
...
Other materials:
Checklist
Carry out the steps in the specified order :
With the engine at operating temperature,
park the vehicle on a level surface to ensure that the engine oil reading is
correct.
Switch off the engine and wait a few minutes
for the engine oil to flow back into the sump.
Open the ...
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 -
gaseous (invisible)
2 -
vapor
3 -
fluid
4&nbs ...
Using the menus in the instrument cluster
Fig. 13 Vehicles without multifunction
steering wheel: press button ① in the windscreen wiper lever to confirm the menu
point and rocker switch ② to change the menu
Fig. 14 Vehicles with multifunction
steering wheel: control buttons for menus in the instrument cluster
First read and ob ...
