wsm L503 User Manual

3-S43
L3130 · L3430 · L3830 · L4630 · L5030, WSM
TRANSMISSION
(3) Servicing
(A) Bearing, Gear and Shaft
Checking Bearing
1. Hold the inner race, and push and pull the outer race in all
directions to check for wear and roughness.
2. Apply transmission fluid to the bearing, and hold the inner race.
Then turn the outer race to check rotation.
3. If there is any defect, replace it.
W10222940
Clearance between Gear and Spline
1. Secure the gear with a vise.
2. Set a dial indicator (lever type) with its finger on the spline.
3. Move the shaft to measure the clearance.
4. If the clearance exceeds the allowable limit, replace them.
W10258480
Clearance between Shift Fork and Shift Gear Groove
1. Place for in the groove to check clearance with feeler gauge.
2. If the clearance exceeds allowable limit, replace.
W10269970
Clearance between Gear and Shaft
1. Measure the shaft O.D. (rubbing surface).
2. Measure the gear I.D. (rubbing surface).
3. Measure the O.D. of the two needles installed diagonally in the
needle bearing.
4. Calculate the clearance
(Clearance = Gear I.D. − {(2 × needle O.D.) + shaft O.D.})
5. If the clearance exceeds the allowable limit, replace them.
W1026299
Clearance between gear
and spline
Factory spec.
0.030 to 0.078 mm
0.0018 to 0.00307 in.
Allowable limit
0.2 mm
0.008 in.
Clearance between shift
fork and shift gear
groove
Factory spec.
0.20 to 0.40 mm
0.008 to 0.016 in.
Allowable limit
0.8 mm
0.031 in.
Clearance between gear
and shaft
Factory spec.
0.021 to 0.054 mm
0.00083 to 0.00213 in.
Allowable limit
0.1 mm
0.004 in.
KiSC issued 02, 2007 A

wsm L503 Specifications

General

Brand	wsm
Model	L503
Category	Tractor
Language	English