Volkswagen Polo Service & Repair Manual: Refrigerant Circuit Design
- Refrigerant Circuit with Expansion Valve and Evaporator
- Refrigerant Circuit with Restrictor and Reservoir
Pressure Relief Valve
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
sys ...
Refrigerant Circuit with Expansion Valve and Evaporator
1 -
Evaporator
2 -
Expansion Valve
3 -
Valve for extracting, filling and measuring
...
Other materials:
Light Alloy Wheels, Care and Maintenance
To maintain the decorative appearance of light alloy wheels
for a long time, regular care is necessary.
In particular, road salt and dust from brake abrasion must
be thoroughly washed off every two weeks. Otherwise, the paint
of the ligh ...
Welding and Soldering on Refrigeration Systems
Before performing welding or soldering work on vehicles near
the air conditioning system components, extract the refrigerant
and remove the residue by flushing with compressed air and
nitrogen.
The products of refrigerant decomposition d ...
Tires, Dismounting, Wheels without and with Tire Pressure Monitoring System
If equipped check the tire pressure monitoring sensor with
the vehicle diagnostic tester and if necessary replace.
Note
When cleaning disc wheel (rim), the tire pressure monitoring
sensor (if equipped) must not come into c ...
