Volkswagen Polo Service & Repair Manual: O-Ring
Caution
| Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
system. |
| Only use tools and materials approved by the
manufacturer. |
| The warranty is voided if non-approved tools or
materials are used. |
|
| All components of the refrigerant circuit submitted for
quality observation are always to be sealed (use original
sealing caps of original part). |
| Replace damaged or leaking components of refrigerant
circuit. Refer to
→ Chapter „Components, Replacing“. |
| To date, the original parts (compressor, reservoir,
receiver/dryer, evaporator and condenser) have been filled with
nitrogen gas. This charge is being gradually discontinued. There
is little or no pressure equalization when removing the sealing
plugs from the original part. |
|
|
|
| These o-rings seal off the connection points between
individual components of the refrigerant circuit. |
| Only O-rings that are resistant to refrigerant r134a and
refrigerant oil must be installed. Make sure they are original
replacement parts. |
| Refer to the Parts Catalog. |
| Make sure diameters -a- and
-b- are correct. |
| Coat with refrigerant oil before installing |
 Note
| The color coding of refrigerant circuit o-rings with R134a
has been discontinued. Colored and black O-rings are used. |
| Refer to the Parts Catalog. |
|
|
|
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
sys ...
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
sys ...
Other materials:
Tire Wear, Outer Shoulder
Improper Use of Air Suspension Height Adjustment
The use of off road levels is only recommended when driving
off road. The permanent use of off road levels on normal roads
can lead to increased tire wear because the changed height
change ...
Recycling and scrapping end-of-life vehicles
First read and observe the introductory information
and safety warningsRecycling end-of-life vehicles
Volkswagen has already made provision for you to recycle your vehicle in an environmentally
responsible manner. The recycling system operating in many European countries will
take back your v ...
New wheels and tyres
First read and observe the introductory information
and safety warningsNew tyres
Drive particularly carefully for the first 600 km with new tyres as the
tyres have to be run in. Tyres that have not been run in have reduced
grip and braking effect .
All four wheels must be fitted ...
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Expansion Valve
Refrigerant Circuit Pipes and Hoses