Volkswagen Golf Service & Repair Manual: Welding and soldering on refrigeration systems
| Before welding and brazing on vehicles (in the vicinity of
the air conditioning system components), extract the refrigerant
and then purge the system by blowing through with compressed air
and using nitrogen. |
| The products of decomposition of refrigerants under heat are
not only poisonous but are strongly corrosive, so that pipework
and system parts could be attacked. This refers primarily to
hydrogen fluoride. |
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| A pungent odour indicates that the products of decomposition
mentioned above are already present. Breathing in these
substances must be avoided under all circumstances, or the
bronchial tubes, lungs and other organs could be injured. |
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WARNING
Danger of freezing injuries.
The refrigerant can emerge as liquid or as vapour.
...
In the event of contact with the eyes or mucous membranes,
wash immediately with copious running water and summon an eye
specialist.
In t ...
Other materials:
Introduction
This chapter contains information on the following subjects:
→ The dangers of assuming an incorrect sitting position
→ Correct sitting position
→ Mechanical controls on the front seat
→ Electrical controls on the front seats
→ Adjusting ...
Removing and installing seat heating element -Z6-/-Z8-
Removing
If the seat padding in a vehicle with seat heating is
renewed, then the respective seat heating element must also be
renewed.
–
Separate seat cover from seat ...
Identification plates
There are different types of identification plates.
When the auxiliary heater is replaced, check the type plate
and the duplicate plate and replace as necessary.
Identification plate on ...
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Handling refrigerants
First aid