Reassembly of hammer crankshaft
Fit the hammer crankshaft (1) in the crankcase using
service tools S1, S2, S3, S12 and S13.
Reassembly of locking ring on
hammer crankshaft
Fit a new locking ring on the hammer crankshaft.
Check carefully that the locking ring is correctly
seated in the groove.
Reassembly of hammer crankshaft
gear wheel
Dismantle the engine crankcase from the fixture S23.
Fix service tool S24 in the swivel vice.
Locate the pin of the tool in the hole on the hammer
crankshaft.
Degrease the hammer crankshaft and gear wheel
taper with a suitable degreasing agent.
Both tapers must be totally clean and free from
grease to ensure a secure grip between the gear
wheel and the crankshaft.
Thread on the nut (2) and tighten it by hand until the
nut makes contact with the gear wheel.
Note: The nut has a left-hand thread.
Make a mark on the nut (2) with a marker pen and
another mark on the other side on the end of the
crankshaft.
Use tool S18 to tighten the nut by half a turn (180°),
i.e. until the markings are directly in line with one an
-
other.
28
Fig. 44
Fig. 45
Fig. 46
Fig. 47
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