Settling Pinion Gear (B Gear) Height - TOHATSU MFS25 Service Manual

31) Settling Pinion Gear (B Gear) Height

Perform backlash measurement and shim
adjustment after "Settling Pinion Gear (B Gear)
Height".
Read description of all steps before
attempting shim thickness change.
Perform shim adjustment when taper roller
bearing, gear, drive shaft, propeller shaft or gear
case is replaced.
Measure forward gear (A gear) bushing inner diameter a. If
1.
any wear is found, perform measurement of pinion gear (B
gear) height carefully. If worn severely, replace gear with
new one.
Forward Gear (A Gear) Bushing Inner Diameter a : Standard Value
17.03 to 17.05 mm ( 0.6705 to 0.6713 in )
2. Clean gear case interior.
3. After installing forward gear (A gear) , install drive shaft ass'y
1, pinion gear (B gear) and pinion nut (B gear nut) 2, and
tighten the nut to specified torque.
Pinion Nut (B Gear Nut) :
35 N·m ( 25 lb·ft ) [ 3.5 kgf·m]
Bevel Gear B Nut Socket 3 :
P/N. 346-72232-0
Bevel Gear B Nut Wrench 4 :
P/N. 346-72231-0
4. Stand gear case vertically. (Make drive shaft vertical.)
25/30 2006
CAUTION
T1
T2
a
3
1
2
6
4
6-21