Yamaha Z300A, Дополнительное руководство по обслуживанию

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LOWR
Lower unit
59
6D03F1X
5. Set the lower unit upside down.
NOTE:
Install the dial gauge so that the plunger
a
contacts the mark
b
on the backlash indica-
tor.
6. Slowly turn the drive shaft clockwise and
counterclockwise and measure the back-
lash when the drive shaft stops in each
direction.
7. Add or remove shim(s) if out of specifica-
tion.
M: Measurement
8. Remove the special service tools from
the propeller shaft.
9. Turn the shift rod to the reverse position
c
with the shift rod push arm.
10. Turn the drive shaft clockwise until the
dog clutch
8
is fully engaged.
11. Turn the shift rod to the neutral position
d
with the shift rod push arm.
12. Turn the drive shaft counterclockwise
approximately 30°.
Backlash indicator
4
: 90890-06706
Magnet base plate
5
: 90890-07003
Dial gauge set
6
: 90890-01252
Magnet base B
7
: 90890-06844
Forward gear backlash:
0.30–0.62 mm (0.0118–0.0244 in)
Forward gear
backlash
Shim thickness
Less than
0.30 mm (0.0118 in)
To be decreased by
(0.46 – M)
×
0.81
More than
0.62 mm (0.0244 in)
To be increased by
(M – 0.46)
×
0.81
Available shim thicknesses:
0.10, 0.12, 0.15, 0.18, 0.30, 0.40, and
0.50 mm