Kubota G2000 4WS - Servicing Specifications; Tightening Torques; Troubleshooting

G1700·G1800·G1900·G2000 WSM,10830
5.3 BRAKE
TROUBLESHOOTING
Reference
Symptom
Probable Cause
Solution
Page
Insufficient
• Brake pedal play excessive
Adjust
5.3-2
Braking Force
•
Brake shoe worn
Replace
5.3-5
•
Brake drum worn
Replace
5.3-5
• Grease or oil on brake shoe
Replace
5.3-5
• Cam on brake cam shaft worn
Replace
5.3-4
Brake Drags
• Brake pedal play
too small Adjust
5.3-2
• Brake pedal return spring weaken or Replace 5.3-4
broken
Heavy Brakes
Repair
or replace
• Brake pedal rusted
-
Repa!r
or replace 5.3-4
• Brake
fulcrum shaft rusted
Repair
or replace 5.3-4
• Brake cam shaft rusted
SERVICING SPECIFICATIONS
Item Factory Specification Allowable Limit
Brake Pedal
Travel
80
to 130 mm
3.15 to 5.12 in.
-
Brake Pedal
Play
20 to 40 mm
0.79 to 1.57 in.
-
Brake Switch
Setting
length
Approx. 32 mm
1.26 in.
-
Brake
lining
Thickness 9.0mm
0.354 in.
7.5mm
0.295 in.
Brake Drum
1.0. 81.2 to 81.4 mm
3.197 to 3.205 in.
82.0mm
3.228 in.
TIGHTENING TORQUES
Tightening torques of screws and nuts on the table below are especially specified.
(For general
use screws and nuts: See page S.G-3)
Item
Nom
kgf·m
ft·lbs
Brake assembly mounting screw
7.8to 11.8
0.8
to 1.2
5.8 to 8.7
S.3-1
267