64 53... Replacing valve insert for refrigerant line
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WARNING:
Avoid contact with refrigerant and refrigerant oil.
Refrigerant circuit is under high pressure!
Follow safety instructions for handling refrigerant R 134a.
Follow safety instructions for handling refrigerant oil .
Avoid contact with refrigerant and refrigerant oil.
IMPORTANT:
Risk of damage
If A/C system is opened for more than 24 hours: Replace desiccant insert for A/C system
Restart engine only when A/C system has been correctly filled.
Follow instructions for opening and replacing parts in refrigerant circuit
If A/C system is opened for more than 24 hours: Replace desiccant insert for A/C system
Necessary preliminary tasks:
- Drawing off, evacuating and filling the A/C system are not included in the time value given for this work operation
Twist valve insert out of filler neck (2) with remover (1).
Installation:
Screw in valve insert hand-tight only.
After installation:
- Evacuate and fill A/C system
- Check leak-tightness of valve insert with soapy solution
In event of leakage:
- Evacuate A/C system
- Check sealing faces on line and valve insert for damage, replace line or valve insert if necessary
- If necessary, carry out leak detection