Servicing - Kubota L4400 Workshop Manual

L4400 , WSM

[4] SERVICING

Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland
Brake Cam and Brake Cam Lever
1. Remove the brake cam mounting nut and remove the brake cam
(2) and brake cam lever (4).
(When reassembling)
• Apply grease to the O-ring (3) and take care not damage the O-
ring.
(1) Brake Case
(2) Brake Cam
Brake Cam Lever Movement
1. Assemble the brake cam (1) and brake cam lever (2).
2. Move the brake cam lever by hand to check the movement.
3. If the movement is heavy, refine the brake cam lever or brake
cam with sandpaper.
(1) Brake Cam
Cam Plate Flatness
1. Place the cam plate on the surface plate.
2. Use a feeler gauge of 0.3 mm (0.012 in.) thick for judgement of
the cam plate flatness. Measure the flatness diagonally at more
than four locations.
3. If the measurement is above the allowable limit, replace it.
Cam Plate Flatness
Height of Brake Cam Plate and Ball
1. Measure the dimensions of the brake cam plate with the ball
installed.
2. If the measurement is less than the allowable limit, replace the
cam plate and balls.
3. Inspect the ball holes of cam plate for uneven wear. If uneven
wear is found, replace it.
Height of brake cam
plate and ball
5-S9
(3) O-rings
(4) Brake Cam Lever
(2) Brake Cam Lever
0.3 mm
Allowable limit
0.012 in.
20.9 to 21.1 mm
Factory spec.
0.823 to 0.831 in.
20.5 mm
Allowable limit
0.807 in.
BRAKES
W1017712
W10144750
W10145650
W10147220
KiSC issued 07, 2007 A