Heater Control Valve: Service and Repair

64 11 273 - Replacing water valve for heater





Warning!
Danger of scalding! Work on the cooling system should only be carried out when the engine has cooled down.
Follow instructions 17 00 ... Instructions For Working on Cooling System for working on cooling system!





Recycling
Coolant emerges when coolant lines are detached. Have a suitable collecting container ready.
Catch and dispose of emerging coolant.
Observe country-specific waste-disposal regulations.





Disconnect plug connection (1).
Disconnect coolant hoses (2) from water valve and remove.

Installation Note:
Observe direction of flow.





Installation Note:
Make sure rubber mounts (1) are correctly seated in mountings (2).





After installation:
- Fill and vent cooling system and check for leaks