FRONT AXLE
B2650HSDC, B3350HSDC, WSM
5-S5
[2] DISASSEMBLING AND ASSEMBLING
(1) Separating Front Axle Assembly
Draining Front Axle Case Oil
1. Place the oil pans underneath the front axle case.
2. Remove the both right and left hand side drain plugs (2) and
filling plug (1) to drain the front axle case oil.
3. After draining, reinstall the drain plugs (2).
4. Fill with new oil up to the upper notch on the dipstick.
• After ten minutes, check the oil level again, add oil to
prescribed level.
• Use KUBOTA SUPER UDT fluid or SAE 80, 90 gear oil. (See
page G-9.)
9Y1210822FAS0007US0
Front Wheels and Steering Cylinder Hoses
1. Disconnect the delivery hoses (1), (3).
2. Lift up the tractor front side.
3. Loosen the hose clamps (4) and slide the front cover (5).
4. Remove the front wheels.
• After disconnecting the delivery hoses, do not steer the
front axle so that the steering oil may come out from the
delivery hoses.
• Connect the delivery hoses to the original position.
(When reassembling)
• Be sure to assemble the delivery hose RH and LH as shown in
figure.
(Bleeding air in power steering circuit)
• Start the engine.
• Turn the steering wheel slowly in both directions all the way
alternately several times, and stop the engine.
9Y1210822FAS0008US0
Front axle case oil Capacity
4.7 L
5.0 U.S.qts
4.1 lmp.qts
(1) Filling Plug with Dipstick
(2) Drain Plug
A: Proper Oil Level
Tightening torque
Front wheel mounting nut
77 to 90 N·m
7.9 to 9.2 kgf·m
57 to 67 lbf·ft
Delivery hose retaining nut
24 to 28 N·m
2.5 to 2.9 kgf·m
17.7 to 20.7 lbf·ft
(1) Delivery Hose (RH)
(2) Steering Cylinder
(3) Delivery Hose (LH)
(4) Hose Clamp
(5) Front Cover
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