3-S84
L3130 · L3430 · L3830 · L4630 · L5030, WSM
TRANSMISSION
(3) Servicing
(A) Bearing, Gear and Shaft
See page 3-S43.
(B) Synchronizer Gear
See page 3-S44.
(C) PTO Clutch
See page 3-S45.
(D) Differential Gears
See page 3-S46 to 3-S48.
(E) GST Clutch
Clutch Disc Wear
1. Measure the thickness of GST clutch disc with vernier calipers.
2. If the thickness is less than the allowable limit, replace it.
W1060836
Steel Plate Wear
1. Measure the thickness of GST steel plate with vernier calipers.
2. If the thickness is less than the allowable limit, replace it.
W1061099
Flatness of Piston and Steel Plate
1. Place the part on a surface plate.
2. Check it unable to insert a feeler gauge (allowable limit size)
underneath it at least four points.
3. If the gauge can be inserted, replace it.
W1061290
Piston Return Spring Free Length
1. Measure the free length of spring with vernier calipers.
2. If the measurement is less than the allowable limit, replace it.
W1060662
Thickness of GST clutch
disc
Factory spec.
2.55 to 2.65 mm
0.100 to 0.104 in.
Allowable limit
2.50 mm
0.098 in.
Thickness of GST steel
plate
Factory spec.
1.55 to 1.65 mm
0.061 to 0.065 in.
Allowable limit
1.50 mm
0.059 in.
Flatness of GST piston Allowable limit
0.15 mm
0.006 in.
Flatness of GST steel
plate
Allowable limit
0.30 mm
0.012 in.
Piston return spring free
length
Factory spec.
19.9 to 20.1 mm
0.78 to 0.79 in.
Allowable limit
18.0 mm
0.71 in.
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