64 11 274 Replacing water valve for heater

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WARNING: Danger of scalding!
Only perform this work after engine has cooled down.

Necessary preliminary tasks:

DISCONNECT COOLANT HOSES FROM AUXILIARY WATER PUMP .

Unfasten plug connection (1) and disconnect.

Release spring clamps (2) and detach coolant hoses.

Pull out water valve for heater (3) towards top.

Installation:

Fill and vent cooling system.

Fig 1: Identifying Plug Connection, Spring Clamps And Water Valve

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Make sure water valve (1) is correctly seated in grommets (2) and rubber mount (3).

If necessary, replace grommets (2) and rubber mount (3).

Fig 2: Identifying Grommets, Rubber Mount And Water Valve

Courtesy of BMW OF NORTH AMERICA, INC.