TOHATSU MFS 9.9 Owner's Manual page 41

Service Data
Part name
Thermostat
Pump impeller
Pump case (liner)
Guide plate
Anode
Propeller shaft
Bevel gear
Propeller
Drive shaft
Reverse lock
spring
Oil seals
2-16
Item
Valve operation starting temperature (submerged)
Valve full open temperature (submerged)
Valve full open lift (submerged)
Wear, crack
Wear
Wear
Gear case anode, wear
Bearing outer diameter
Wear and damage of bearing
Wear of oil seal
Runout of propeller shaft
Backlash between forward gear (A) and pinion (B)
Refer to relevant section of this chapter.
Reverse gear (C) washer thickness
Wear, bend, crack, nick
Spline (upper) base tangent length 3 teeth
Damage of bearing
Wear and damage of oil seal
Drive shaft runout
Free length S model
L&UL models
Wear, damage
Standard value
60°C±1.5°C (140±3°F)
75°C (167°F)
3.0mm (0.12in) or over
16.989 - 17.000mm (0.6688 - 0.6692in)
0.05 - 0.15mm (0.0019 - 0.0059in)
Dial gauge reading: 0.85 to 0.92in (target value : 0.9in)
1.5mm (0.0590in)
7.9mm (0.311in)
95.0mm (3.74in)
98.0mm (3.86in)
4st 9.9/15/20 2008