Kubota M8540 Workshop Manual page 315

M8540, M9540, WSM
Flatness of Piston, Steel Plate and Pressure Plate
1. Place the part on a surface plate and check it unable to insert a
feeler gauge (allowable limit size) underneath it (at lease four
points).
2. If the gauge can be inserted, replace it.
Flatness of piston Allowable limit
Flatness of steel plate Allowable limit
Flatness of pressure
Allowable limit
plate
Thickness of Seal Ring
1. Measure the thickness of seal rings (1) with an outside
micrometer.
2. If the measurement is less than the allowable limit, replace it.
Factory spec.
Thickness of seal ring
Allowable limit
(1) Seal Ring
3-S71
TRANSMISSION
0.15 mm
0.006 in.
0.40 mm
0.016 in.
0.30 mm
0.012 in.
W1016731
2.39 to 2.44 mm
0.0941 to 0.0960 in.
2.0 mm
0.079 in.
W1016857
KiSC issued 09, 2008 A