wsm L503 Workshop Manual page 136

L3130 · L3430 · L3830 · L4630 · L5030, 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 shafts and the gear.
4. If the oil clearance is proper, replace the gear.
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 crank
gear and oil pump gear
Allowable limit
[for V2203-M and V2403-M only]
Factory spec.
Backlash between idle
gear and balancer gear
(IN. side)
Allowable limit
Factory spec.
Backlash between cam
gear and balancer gear
(EX. gear)
Allowable limit
Idle Gear Side Clearance
1. Set a dial indicator with its tip on the idle gear.
2. Measure the side clearance by moving the idle gear to the front
and rear.
3. If the measurement exceeds the allowable limit, replace the idle
gear collar.
Factory spec.
Idle gear side clearance
Allowable limit
1-S49
ENGINE
0.0415 to 0.1122 mm
0.00163 to 0.00442 in.
0.15 mm
0.0059 in.
0.0415 to 0.1154 mm
0.00163 to 0.00454 in.
0.15 mm
0.0059 in.
0.0415 to 0.1154 mm
0.00163 to 0.00454 in.
0.15 mm
0.0059 in.
0.0415 to 0.1090 mm
0.00163 to 0.00429 in.
0.15 mm
0.0059 in.
0.0350 to 0.1160 mm
0.00138 to 0.00457 in.
0.15 mm
0.0059 in.
0.0350 to 0.1160 mm
0.00138 to 0.00457 in.
0.15 mm
0.0059 in.
W1029564
0.12 to 0.48 mm
0.0047 to 0.0189 in.
0.9 mm
0.0354 in.
W1029843
KiSC issued 02, 2007 A