– 110 –
E
LOWR
BACKLASH (COUNTER ROTATION MODELS)
(3) Install the backlash indicator onto the
drive shaft (on the 22.4 mm (0.88 in)
diameter portion of the drive shaft).
(4) Install the dial gauge onto the lower
unit and have the dial gauge plunger
contact the mark on the backlash indi-
cator.
(5) Set the lower unit upside down.
(6) Slowly turn the drive shaft clockwise
and counterclockwise. When the drive
shaft stops in each direction, measure
the backlash.
2. Adjust:
• Forward gear shim
Remove or add shim(s).
M: Measurement
Backlash indicator ....................
5
YB-06265 / 90890-06706
Magnetic base attaching
plate ..........................................
6
YB-07003 / 90890-07003
Dial gauge set ...........................
7
YU-03097 / 90890-01252
Magnetic base...........................
8
YU-34481 / 90890-06705
Forward gear
backlash
Shim thickness
Less than
0.21 mm (0.008 in)
To be increased by
(0.32 – M)
×
0.72
More than
0.43 mm (0.017 in)
To be decreased by
(M – 0.32)
×
0.72
6680
MEASURING THE REVERSE GEAR
BACKLASH
1. Measure:
• Reverse gear backlash
Out of specification
→
Adjust.
Reverse gear backlash
0.97 - 1.29 mm (0.038 - 0.051 in)
Summary of Contents for Z150P
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Page 196: ...SPEC F SPECIFICATIONS D ENTRETIEN MEMO ...
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