Volkswagen Golf Service & Repair Manual: Notes to repairs on refrigerant circuit
WARNING
| When working on the refrigerant circuit, observe
generally applicable safety rules and the Regulations
for Pressure Tanks. |
|
Caution
| Non-authorised tools or materials (e.g. leak
inhibitor additive) may cause damage or adversely
influence the system. |
| Only tools and materials approved by the
manufacturer may be used. |
| The use of non-approved tools or materials will
render the warranty void. |
|
| Special tools and accessories: |
| To ensure a correct and professional repair to an air
conditioning system: |
| Special tools and materials are required; these are listed
on
→ Chapter. |
| The essential information on the leak detector should be
referred to
→ Chapter. |
| Expert knowledge is necessary. |
 Note
| Releasing refrigerant into the environment is not permitted
→ Chapter. |
|
|
|
Charging devices that do not require a permit are mobile
charging devices into which pressurised gases are charged into
compressed gas containers for exclusive use of ...
Other materials:
Leak detection in refrigerant circuit using compressed air or nitrogen
Note
A leak in the refrigerant circuit can be detected, for
example, by pressurising the circuit to a maximum of 15 bar
using cleaned and dried compressed air or nitrogen
→ Chapter. If the leak is large, the leakage point
...
Nuts and bolts
Loosen and tighten bolts and securing nuts for covers and
housings diagonally.
Avoid canting particularly sensitive parts such as comtrol
motor with control unit. Loosen and tighten them diagonally in
stages.
...
Dismantling and assembling burner unit
Dismantling
–
Remove auxiliary heater
→ Chapter.
–
Dismantle auxiliary heater
→ Chapter.
–
De ...
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Charging devices that do not require a permit