TOHATSU EverRun MX 18E2 Service Manual page 282

Lower Unit
1
4
0
a
q
7
0
1
4
a
0û
6-42
3
2
1 3
2
5
6
9
2
3
8
9
5
30) Measurement of Back Lash
between Forward (A) and Pinion (B)
gears and Shim Selection
Backlash Measuring Tool Kit :
P/N. 3C8-72234-1
Backlash Measuring Tool Shaft 1 :
P/N. 345-72723-0
O-Ring 2 :
P/N. 332-60002-0
Measuring Tool Set Piece 3 :
P/N. 350-72245-0
Backlash Measuring Tool Plate 4 :
P/N. 3A3-72724-0
Nut M12P1.5 0 :
P/N. 930191-1000
Clamp 5 :
P/N. 3B7-72720-0
Dial Gauge Plate :
P/N. 3B7-72729-0
6 Pump Case (Lower)
7 Pinion (B) Gear
1. Perform measurement of backlash between forward (A) gear
and pinion (B) gear with propeller shaft housing, propeller
shaft and reverse (C) gear removed from gear case.
Put O-ring 2 in the groove, and then, collar 3. Then, screw
plate 4 fully onto shaft 1. Put collar 3 side of shaft 1 into
bearing of forward (A) gear 8, and secure plate 4 to gear
case with bolts.
Put two nuts (M10) 0 on the aft-end of shaft 1, and screw
the nuts onto the shaft with wrench. Keep shaft 1 in this
state.
Do not tighten shaft 1 too much.
Secure clamps 5 with bolt. Preload the bearing by turning
2.
drive shaft 9 several time while pulling it up toward direction
shown by arrow to adapt it. Use dial gauge to read backlash
at location of notch groove a.
Proper Backlash Obtained from Gauge Reading :
0.60 - 1.00 mm (0.0236 - 0.0393 in)
Sizes of Adjusting Shims :
For Pinion (B) Side : 0.1, 0.15, 0.3, 0.5mm
GB
2st X18E2 2012