Mercury Optimax 115 Service Manual page 264

Install crankshaft as follows:
1. Lubricate crankshaft sealing rings with light oil.
2. Check cylinder block to be sure that dowel pins are in place.
a -
3. Position all crankshaft seal ring gaps straight up.
4. Align hole in each center main bearing race with dowel pin.
5. Gently push crankshaft down into position making sure that the dowel pins are lined
up with the holes in center main bearings and crankshaft seal rings are in place.
6. Lubricate crankshaft ends (oil seal areas) with light oil, then install upper and lower
end caps ("a" and "b"). Secure end caps to cylinder block with attaching bolts. DO NOT
tighten end cap bolts at this time.
14
a
14 2 Cycle Outboard Oil (92-826666A24)
a -
b -
c -
90-855347R1 JANUARY 1999
Dowel Pins
51848
Dowel Pin
Upper End Cap
Lower End Cap
a
c
14
POWERHEAD
51848
b
51848
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