64 53 517 Replacing desiccant insert for air conditioning system
Special tools required:
Refrigerant circuit is under high pressure!
Follow safety informations for handling R 134a refrigerant. See NOTE FOR HANDLING R134A REFRIGERANT or SAFETY INFORMATIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A .
Follow safety instructions for HANDLING REFRIGERANT OIL .
Avoid contact with refrigerant and refrigerant oil.
Restart engine only when A/C system has been correctly filled.
Follow INSTRUCTIONS for opening and replacing parts in refrigerant circuit.
If air conditioning system is opened for more than 24 hours: replace desiccant insert for air conditioning system
Follow INSTRUCTIONS ON REPLACING DESICCANT INSERT .
Necessary preliminary tasks:
- Drain off AIR CONDITIONING SYSTEM
- Remove UNDERBODY PROTECTION .
The condenser does not need to be removed for the following operations!
Remove protective cap (1) from capacitor (2).
Press sealing cap (1) inwards and remove circlip (2).
With assistance of a screwed-in screw (1), remove sealing cap (2) from capacitor (3).
Installation note:
Replace sealing rings (1).
Use special tool 00 9 030 to fit sealing rings (1) without damaging them.
Removal is made more difficult if rib (2) is damaged!
Carefully pull out desiccant insert (1) with a pair of wide pliers on rib (2).
After installation:
Evacuate and fill A/C SYSTEM