SELVA MARINE Grey Whale 200 EFI Service Manual page 214

LOWR
6. Tighten the center bolt to the specified
torque while turning the drive shaft.
1
NOTE:
The drive shaft can no longer be turned when
the center bolt is tightened to the specified
torque.
Bearing housing puller claw L 1:
90890-06502
Stopper guide plate 2: 90890-06501
Center bolt 3: 90890-06504
Center bolt 3:
7 N·m (0.7 kgf·m, 5.2 ft·lb)
7. Turn the lower unit back to its original
position.
8. Install the backlash indicator onto the
drive shaft (22.4 mm [0.88 in] in diame-
ter), and then install the dial gauge.
6-29
Lower unit
2
3
S6AL6160
NOTE:
Install the dial gauge so that the plunger a
contacts the mark b on the backlash indica-
tor rod.
Backlash indicator 4: 90890-06706
Magnet base plate 5: 90890-07003
Dial gauge set 6: 90890-01252
Magnet base B 7: 90890-06844
9. Slowly turn the drive shaft clockwise and
counterclockwise and measure the back-
lash when the drive shaft stops in each
direction.
NOTE:
Measure the backlash at 4 points to find the
average.
Forward gear backlash:
0.26–0.65 mm (0.0102–0.0256 in)
10. Add or remove shim(s) if out of specifica-
tion.
Forward gear
backlash
Less than
0.26 mm (0.0102 in)
More than
0.65 mm (0.0256 in)
M: Measurement
Shim thickness
To be decreased by
(0.46 – M) × 0.71
To be increased by
(M – 0.46) × 0.71
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