Suzuki DF70A Service Manual page 319

Forward Gear / Pinion Gear Back-Up Shim
Adjustment
Follow the procedure below to adjust forward gear /
pinion gear.
Prior to adjustment
1) Install standard pinion gear back-up shim thickness
according to ± design specification mark on the gear.
"A": ± design spec. mark
2) Correctly assemble driveshaft oil seal housing,
driveshaft, forward gear, pinion gear and related
components. Refer to "Lower Unit Assembly"
(Page 3A-16).
Do not install reverse gear at this time.
3) Tighten pinion nut to specified torque.
Tightening torque
Pinion nut: 120 N·m (12.0 kgf-m, 86.8 lbf-ft)
"A"
I9J011310012-01
I9J011310104-01
Right Hand Rotation Unit:
Checking driveshaft thrust play
1) Affix the gear adjusting gauge to driveshaft.
Special tool
(A): 09951–09530 (Gear adjusting gauge)
2) To check driveshaft thrust play, push the forward
gear inward and hold it in this position. Slowly push
the driveshaft downward completely, then slowly pull
the driveshaft up and read the maximum thrust play.
Driveshaft thrust play
0.4 – 0.6 mm (0.016 – 0.023 in.)
(A)
• If thrust play is larger than specified, the forward
gear back-up shim thickness must be increased.
• If thrust play is smaller than specified, the forward
gear back-up shim thickness must be decreased.
3A-25
I9J011310085-01
I9J011310105-01