Yamaha Marine Outboards F4A/F4 Factory Service Manual, Page 232Get this manual

Yamaha Marine Outboards F4A/F4 Factory Service Manual, Page 232

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LOWR LOWER CASING CAP ASS'Y

Bearings inspection 1 Inspect:
9 Bearing

PittingRumbling ReplaceNOTE:

Turn the bearing by fingers, and check the bearing pitchi