Kubota B3350HSDC User Manual

BRAKES
B2650HSDC, B3350HSDC, WSM
4-S9
[3] SERVICING
Brake Cam Lever Movement
1. Move the brake cam lever by hand to check the movement.
2. If the movement is heavy, refine the brake cam with emery
paper.
9Y1210822BRS0013US0
Cam Plate Flatness and Bearing Holder Wear
1. Place a straightedge of 150 mm (5.91 in.) or more in length on
the contacting surface of the cam plate and the bearing holder.
2. Inspect the friction surface of the cam plate and the bearing
holder with the straightedge, and determine if a 0.30 mm
(0.012 in.) feeler gauge will fit on the part of wear.
3. If it will fit, resurface.
9Y1210822BRS0014US0
Height of Cam Plate and Ball
1. Measure the dimensions of the 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.
4. If the uneven wear is found, replace it.
9Y1210822BRS0015US0
Brake Disc and Friction Plate Wear
1. Measure the brake disc thickness and the friction plate
thickness with an outside micrometer.
2. If the thickness is less than the allowable limit, replace it.
9Y1210822BRS0016US0
Flatness of cam plate
and bearing holder
Allowable limit
0.30 mm
0.012 in.
Height of cam plate and
ball
Factory specification
22.89 to 22.99 mm
0.9012 to 0.9051 in.
Allowable limit
22.40 mm
0.8819 in.
Brake disc thickness
Factory specification
3.30 to 3.50 mm
0.130 to 0.137 in.
Allowable limit
3.0 mm
0.12 in.
Friction plate thickness
Factory specification
1.92 to 2.08 mm
0.0756 to 0.0818 in.
Allowable limit
1.52 mm
0.0598 in.
KiSC issued 05, 2014 A

Kubota B3350HSDC Specifications

General

Brand	Kubota
Model	B3350HSDC
Category	Tractor
Language	English