6D81G11
6-28
1
2
3
4
5
6
7
8
9
NOTE:
Tighten the nut four turns after it contacts the
spring.
3. Measure the clearance (M) between the
gauge pin and the press plate.
4. Select the forward gear shims (T1).
NOTE:
The sum of T1 and M should not be more
than M0.
Backlash
6
Measuring the forward gear backlash
1. Remove the water pump assembly.
NOTE:
Do not remove the oil seal housing in this
procedure.
2. Set the gear shift to the neutral position
at the lower unit.
3. Install the special service tools so that it
pushes against the propeller shaft.
NOTE:
Tighten the universal puller while turning the
drive shaft until the drive shaft can no longer
be turned.
Forward gear shim selecting tool:
YB-34446-1
2
, YB-34446-3
3
,
YB-34446-5
4
, YB-34446-7
5
Calculation formula:
Forward gear shim thickness (T1) =
M0 – M
Available shim thicknesses:
0.10, 0.12, 0.15, 0.18, 0.30, 0.40, and
0.50 mm
Shift rod push arm: YB-06052
Bearing housing puller
1
:
YB-06207
Universal puller
2
: YB-06117
Shimming / Backlash
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