Kubota M5040, Workshop Manual

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G-76
M5040, M6040, M7040, WSM G GENERAL
[2] TREAD ADJUSTMENT
CAUTION
• When working on slopes or when working with trailer, set the wheel tread as wide as practical for maximum
stability.
• Support tractor securely on stands before removing a wheel.
• Do not work under any hydraulically supported devices. They can settle, suddenly leak down, or be
accidentally lowered. If necessary to work under tractor or any machine elements for servicing or
adjustment, securely support them with stands or suitable blocking beforehand.
• Never operate tractor with a loose rim, wheel, or axle.
(1) Front Wheels [2WD Model]
Front tread width can be adjusted as shown with the standard
equipped tires.
To change the tread width
1. Remove the front axle mounting bolts (1)and the tie-rod mounting
bolt (2).
2. Move the front axles (right and left) to the desired position, and
tighten the bolts.
3. Adjust the toe-in. (Refer to “[5] CHECK POINTS OF EVERY
200 HOURS” at “7. CHECK AND MAINTENANCE” in this
section.)
W1082120
Toe-in Factory spec.
1.0 to 5.0 mm
0.04 to 0.20 in.
Tightening torque
Front axle mounting bolt
124 to 147 N·m
12.6 to 15.0 kgf·m
91.5 to 108.9 lbf·ft
Tie-rod mounting bolt
61 to 71 N·m
6.2 to 7.2 kgf·m
44.8 to 52.1 lbf·ft
A B C D E
Tread
(a)
1420 mm
55.9 in. 1520 mm
59.8 in. 1620 mm
63.8 in. 1720 mm
67.7 in. 1820 mm
71.7 in.
(1) Front Axle Mounting Bolt
(2) Tie-rod Mounting Bolt
(3) Tie-rod Clamp
(4) Extension 1 (a short spacer) (5) Extension 2 (a long spacer)
(a) Tread
KiSC issued 06, 2008 A