Hatz 2-4L30 Workshop Manual page 63

– Remove the circlip and shim washers
and pull off the ball bearing with a two-
arm puller; see Fig. 40.
– If the gearwheel or camshaft is rene-
wed, use puller - 30 - with forcing-off
screw - 31 - to pull the gearwheel off
the camshaft; see Fig. 41.
Inspection / repair:
– Inspect the camshaft bearing points and
the bearing bores in the crankcase for
score-marks and incorrect dimensions;
for values, see Section 4.
– Check the camshaft gearwheel for
score-marks.
– Check the camshaft ball bearings for
wear.
– Check the tappets for score-marks.
–Check the bores in the crankcase for the
tappets for score-marks and incorrect
dimensions; for values, see Section 4.
Assembling:
– Heat the camshaft gearwheel to approx.
150 - 200°C on a hotplate, and press it
on.
– Place the circlip (42/1) in position and
pull on the ball bearing with impact
sleeve - 9 -; see Fig. 42.
40
41
42
3
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