Timing Gears, Camshaft And Fuel Camshaft - Kubota L2800 Workshop Manual

L2800, L3400, WSM

(2) Timing Gears, Camshaft and Fuel Camshaft

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Tractor Manuals Scotland
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.
Backlash between idle
gear and crank gear
Backlash between idle
gear and cam gear
Backlash between idle
gear and injection pump
gear
Backlash between crank
gear and oil pump gear
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.
Idle gear side clearance
Camshaft Side Clearance
1. Set a dial indicator with its tip on the cam gear.
2. Measure the side clearance by moving the cam gear to the front
and rear.
3. If the measurement exceeds the allowable limit, replace the
camshaft stopper.
Camshaft side
clearance
1-S47
0.0415 to 0.1122 mm
Factory spec.
0.00163 to 0.00442 in.
0.15 mm
Allowable limit
0.0059 in.
0.0415 to 0.1154 mm
Factory spec.
0.00163 to 0.00454 in.
0.15 mm
Allowable limit
0.0059 in.
0.0415 to 0.1154 mm
Factory spec.
0.00163 to 0.00454 in.
0.15 mm
Allowable limit
0.0059 in.
0.0415 to 0.1090 mm
Factory spec.
0.00163 to 0.00429 in.
0.15 mm
Allowable limit
0.0059 in.
0.12 to 0.48 mm
Factory spec.
0.0047 to 0.0189 in.
0.9 mm
Allowable limit
0.0354 in.
0.07 to 0.22 mm
Factory spec.
0.0028 to 0.0087 in.
0.30 mm
Allowable limit
0.0118 in.
ENGINE
W1029564
W1029843
W1030012
KiSC issued 08, 2007 A