8-35
Shimming (regular rotation model)
Measuring the forward gear backlash
and reverse gear backlash before
disassembly
1. Install the lower unit onto a repair stand.
2. Remove the water pump assembly.
3. Set the gear shift to the N position.
4. Set up the special service tools “1”, “2”,
and “3”, and then tighten the center bolt
“3” temporarily.
5. Turn the lower unit so that the propeller
shaft is pointing down.
6. Turn the drive shaft 10 turns or more to
seat the taper roller bearing.
7. While holding the drive shaft to prevent it
from turning, tighten the center bolt “1” to
the specified torque.
8. Place the lower unit in an upright
position.
9. Remove the cover “1”, and then install
the outer plate cartridge “2”.
10. Set the spring “1” on the outer plate
cartridge, and then install the handle
holder “2” so that the spring is
compressed to the specified setting
height “a”.
Shift rod socket “1”: 90890-06681
Bearing housing puller claw L “1”:
90890-06502
Stopper guide plate “2”: 90890-06501
Center bolt “3”: 90890-06504
R
N
F
1
1
1
2
3
Center bolt “1” (shimming):
5 N·m (0.5 kgf·m, 3.7 ft·lb)
1
1
2
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