WARNING: Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant R 134a.
Follow safety instructions for handling refrigerant oil.
IMPORTANT: Risk of damage Restart engine only when A/C system has been correctly filled.
If A/C system is opened for more than 24 hours: Replacing drier insert for A/C system.
NOTE: The special tool is available under BMW order number: 81 34 0 427 679 from the BMW workshop equipment catalogue.
Necessary preliminary tasks:
Twist valve insert out of filler neck (2) with remover (1).
Installation:
Screw in valve insert hand-tight only.
Fig. 103: Identifying Filler Neck With Remover
After installation:
In event of leakage:
REPLACING DESICCANT INSERT FOR A/C SYSTEM
WARNING: Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant R 134a.
Follow safety instructions for handling refrigerant oil.
IMPORTANT: Risk of damage! 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: Replacing drier insert for A/C system.
Necessary preliminary tasks:
Remove cover cap (1) from condenser (2).
Fig. 104: Identifying Cover Cap And Condenser
Press sealing cap (1) inwards and remove circlip (2).
Fig. 105: Pressing Sealing Ca
With assistance of a screwed-in screw (1), remove sealing cap from condenser (3).
Fig. 106: Removing Sealing Cap From Condenser
Installation:
Replace sealing rings (1) of sealing cap (2) and coat with refrigerant oil.
Fig. 107: Identifying Sealing Rings And Sealing Cap
IMPORTANT: Risk of damage! 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).
Fig. 108: Turning Rib
After installation: