BMW K 1100 LT/RS User Manual

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11.29
Removing, dismantling and assem-
bling combined oil-water pump
Removing pump
Pull off the wires for the oil pressure and water 
temperature display at the switch.
Pull the wires out of the housing.
Remove housing cover (2) and loosen the gasket 
with light blows of a plastic-faced hammer.
Remove the housing and loosen the gasket with 
light blows of a plastic-faced hammer.
Pull off the housing.
Dismantling pump
Clamp the pump housing into a vise at the seal-
ing faces, using soft jaws.
Remove the impeller (5), holding the pump shaft 
to prevent it from moving.
Take off the impeller with spacing bushing (6).
Pull out pinion (8) and pump shaft (9).
Examine the pump housing for damage.
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