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Reassembly
Reassembly is done in the reverse order of disassem-
bly.
Main bearing
1. Install each upper shell of the main bearing in the
crankcase by fitting its locating lug in the lug
groove. The oil holes in the bearings and crank-
case Will be aligned when the bearings are in-
stalled in this way.
2. Lightly coat the inside surface of the shells with
engine oil.
Installing thrust bearings
1. Install the thrust bearings to the No. 9 bearing
seat of the crankcase, with the oil groove side of
the bearings facing out.
2. After installing the crankshaft, install the inner
thrust hearing with the oil groove facing inside the
crankcase.
Crankshaft
1. Wash the crankshaft with cleaning solvent, and
dry it with compressed air.
NOTE! After washing the crankshaft, make sure that
the oil holes are clean and not clogged.
2. Hold the crankshaft horizontally with a hoist, then
carefully put it on the crankcase.
3. Lightly coat the journals with engine oil.
Group 21 Engine Body
137
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