Assembly Of Bevel Gear B - TOHATSU MFS 25D Service Manual

Lower Unit

31) Assembly of Bevel Gear B

1. Install the drive shaft spring guide 1 and drive shaft 2 .
Apply gear oil to the bearing section of the drive
shaft.
GEAR
GEAR GEAR
Install the bevel gear B 3 and tighten the bevel gear B nut
2.
4 to the specified torque.
• Tighten the nut by rotating the drive shaft
socket 5 in the clockwise direction with a
wrench. Cover the bevel gear B nut wrench 6
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 of the propeller shaft
side is faced upward and fixed horizontally with
a vice or other holder.
• Degrease the tapered section of the bevel gear
B mounting on the drive shaft and the threaded
section of the gear nut completely.
• Apply ThreeBond 1373B to the threaded
section when tightening the bevel gear B nut.
1373B
1373B 1373B 1373B
Bevel Gear B Nut 4:
35 N·m (26 lb·ft) [3.5 kgf·m]
Bevel Gear B Nut Socket 5:
P/N. 346-72232-0
Bevel Gear B Nut Wrench 6:
P/N. 346-72231-0
3. Install the bevel gear assy A.
Install the bevel gear assy A while pulling the
drive shaft in the direction shown in the diagram.
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