In case of noise or fluid leaks from the water pump
drainage hole, inspect the water pump as descri-
bed in the Engine Chapter.
Proceed to carry out a few preliminary operations as described below:
- Place the vehicle on its centre stand and on flat ground.
- Remove the bodywork components as described in the Bodywork Chapter.
- Empty the cooling system by removing the couplings on the pump cover and the filler plug on the
expansion tank.
CAUTION
THIS OPERATION MUST BE CARRIED OUT WHEN THE ENGINE IS COLD.
Characteristic
Cooling system
~ 2.4 l
Removing the water pump cover:
- Loosen the six fixing screws and remove the wa-
ter pump cover.
- Check that the water pump cover is not deformed
or dented.
- Check that the sealing O-ring is in good working
order.
- Otherwise, replace the component.
- Adequately fit a new O-ring, be careful to lubricate it with petroleum jelly grease.
N.B.
TO AVOID DEFORMATION, DO NOT LUBRICATE THE O-RING WITH PETROLEUM GREASE.
CAUTION
FAILURE TO OBSERVE THIS ADVICE CAN IRRETRIEVABLY DEFORM THE O-RING.
- Refit the water pump cover and tighten the 6 fixing screws to the prescribed torque.
N.B.
FOR CHANGING THE COOLANT AND BLEEDING THE SYSTEM, SEE THE "COOLANT CHANGE"
SECTION.
Locking torques (N*m)
Water pump cover screws 3 ÷ 4
See also
Water pump
GP 800 i.e. Cooling system
COOL SYS - 7
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