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4
6
8
7
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3
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1
9
5-5E
Overhaul the water pump (LC-engine)
– Remove cover 1, discard the O-rings.
– Remove circlip
2 with a suitable wrench.
– Remove the water pump wheel
3 from the pump shaft 4.
– Press out shaft
4, press out both bearings (6 and 7).
– Remove seal shaft ring
5.
NOTE: a spring
8 is installed starting with the 2004 model. Remove
before disassembling.
– Press in a new seal shaft ring
5, make shure that the open side of
the seal shaft ring is located on the side of the water pump wheel.
– Slide both new bearings (
6 and 7) onto the pump shaft 4.
– Lightly grease pump shaft and press the pump shaft with the
bearings in all the way into the ignition cover
9, check for smooth
operation.
– Mount the water pump wheel and the circlip.
– Mount cover 1 with a new O-ring.
– Mount the spring
8 (applies to models from 2004), fix in the hole
with a small amount of grease, if necessary.
Reed valve housing, intake flange
NOTE: the reed paddles gradually lose their tension, leading to power
loss. Defective or worn reed paddles must be replaced.
If the sealing surfaces of the reed valve housing are also damaged,
replace the entire reed valve housing.
!
CAUTION
!
SECURE ALL BOLTS OF THE DIAPHRAGM HOUSING WITH
LOCTITE 243 AFTER
ASSEMBLY
.
Intake flange
Check for cracks and other damage.
Reed valve housing
Measure the distance
M between the stop plates with a sliding gauge.
If the measured value deviates from the desired value, the stop plates
must be bent accordingly.
Distance
M = 17 mm