Kubota WSM J Series Workshop Manual page 129

J SERIES, WSM
(B) Timing Gears, Camshaft and Fuel Camshaft
Timing Gear Backlash
1. Set a dial indicator (lever type) with its tip on the gear tooth.
2. Move the gear to measure the backlash, holding its mating gear.
3. If the backlash exceeds the allowable limit, check the oil
clearance of the shaft and the gear.
4. If the oil clearance is proper, replace the gear.
[Z482, D722]
Factory spec.
Backlash between idle
gear and crank gear
Allowable limit
Factory spec.
Backlash between idle
gear and cam gear
Allowable limit
Factory spec.
Backlash between idle
gear and injection pump
gear
Allowable limit
Factory spec.
Backlash between oil
pump drive gear and
crank gear
Allowable limit
[D1005, V1305]
Factory spec.
Backlash between idle
gear and crank gear
Allowable limit
Factory spec.
Backlash between idle
gear and cam gear
Allowable limit
Factory spec.
Backlash between idle
gear and injection pump
gear
Allowable limit
Factory spec.
Backlash between
injection pump gear and
governor gear
Allowable limit
S-83
ENGINE
0.043 to 0.124 mm
0.00169 to 0.00488 in.
0.15 mm
0.0059 in.
0.047 to 0.123 mm
0.00185 to 0.00488 in.
0.15 mm
0.0059 in.
0.041 to 0.124 mm
0.00165 to 0.00484 in.
0.15 mm
0.0059 in.
0.041 to 0.123 mm
0.00161 to 0.00484 in.
0.15 mm
0.0059 in.
0.032 to 0.115 mm
0.00120 to 0.00453 in.
0.15 mm
0.0059 in.
0.036 to 0.114 mm
0.00142 to 0.00449 in.
0.15 mm
0.0059 in.
0.034 to 0.116 mm
0.00134 to 0.00457 in.
0.15 mm
0.0059 in.
0.030 to 0.117 mm
0.00118 to 0.00461 in.
0.15 mm
0.0059 in.
W11264830
KiSC issued 10, 2016 A