6-26
Lower Unit
4st 25/30 2022
23) Removal of Drive Shaft
1. Remove the bevel gear B nut
1
, and remove the bevel
gear B
2
and drive shaft.
Bevel Gear B Nut Socket 3:
P/N. 346-72232-0
Bevel Gear B Nut Wrench 4:
P/N. 346-72231-0
3. Remove the drive shaft spring guide
5
.
•
Degrease the bevel gear B nut completely so
that the nut wrench does not slip on the nut.
•
Loosen the nut by rotating the bevel gear B nut
socket 3 in a counterclockwise direction with
a wrench. Cover the bevel gear B nut wrench
4 with a rag or the like to prevent it from hitting
the gear case directly.
•
This work can be made easier when the
opening of the gear case on the propeller shaft
side is faced upward and fixed horizontally with
a vice or other holder.
2. Pull out the drive shaft from the gear case.
•
When removing the drive shaft, be careful not to
damage the shim on the bearing outer race or
lose the part.
•
Replace the shim with a new one of the same
thickness if any deformation or damage is
found.
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