64 12 021 Removing and Installing Complete Independent Heater

64 12 021 Removing And Installing Complete Independent Heater







WARNING:
Risk of scalding.
Only perform the following repair work on an engine that has cooled down.
Follow notes for repair work on cooling system.







NOTE: Clamp off coolant hoses on independent heater.







Recycling:
Fuel escapes when fuel line is detached. Have a suitable collecting vessel ready.
Catch and dispose of escaping fuel.
Observe country-specific waste disposal regulations.







Necessary preliminary work:
- Remove front wheel arch cover (front section)
- Remove front underbody protection







Release screws (1).
Remove lower left cover (2).







Release spring clamps (1) and detach coolant hoses.

Installation note:
Top up coolant and bleed cooling system.

Unlock and detach fuel line (2).







Release plug connections (1) and disconnect.
Unfasten screws (2).
Lower independent heater (3).

Installation note:
Make independent heater (3) is correctly seated.







Release spring strap (1) and detach coolant hose (3).
Remove independent heater (3).