64 12 750 Removing and installing/replacing auxiliary water pump for latent heat accumulator: Installation:

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Attach rubber mount of valve unit to the guide and press downwards to remove.

Fig 1: Installing Valve Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten hose clip and pull off hose.

Fig 2: Releasing Hose Clip And Removing Hose

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten hose clip and pull off hose.

Loosen screw and pull out auxiliary water pump and hose clip.

After completion of repair work, bleed the latent heat accumulator,
refer to 64 12... FLUSHING COOLING SYSTEM WHEN REPLACING LATENT HEAT ACCUMULATOR DUE TO SALT LEAKS

Fig 3: Removing Auxiliary Water Pump And Hose Clip

Courtesy of BMW OF NORTH AMERICA, INC.