Replacing Changeover Valve for Independent Heater

64 12 577 - Replacing changeover valve for independent heater





Necessary preliminary tasks:
- Remove wheel arch lining at front left.





Note:
Disconnect water hoses from changeover valve for independent heater.





Warning!
Danger of scalding!
Only perform the following tasks on an engine that has cooled down.
Follow instructions for working on cooling system Instructions for Working on Cooling System.





Unlock plug connection (1) and disconnect.
Loosen hose clamps (2).
Disconnect water hoses (3).
Release nuts (4).
Remove changeover valve for independent heater (5).

Installation:
Top up coolant and vent cooling system.