Kubota M9540, Workshop Manual

Page: 568 / 619

10-S4
M8540, M9540, WSM CABIN
WINDSHIELD WIPER
W1066515
Symptom Probable Cause Solution
Reference
Page
Windshield Wiper
Does Not Operate Fuse blown (Short-circuit, burnt component
inside motor or other part for operation) Correct cause and
replace –
Wiper motor defective (Broken armature, worn
motor brush or seized motor shaft) Replace 10-S53
Wiper switch defective Replace 10-S31
Foreign material interrupts movement of link
mechanism Repair 10-S53
Wiper arm seized or rusted Lubricate or replace 10-S53
Windshield Wiper
Operating Speed Is
Too Low Wiper motor defective (Short-circuit of motor
armature, worn motor brush or seized motor
shaft) Replace 10-S53
Low battery voltage Recharge or replace –
Humming occurs on motor in arm operating
cycle due to seized arm shaft Lubricate or replace 10-S53
Wiper switch contact improper Replace 10-S31, 32
Windshield Wiper
Does Not Stop
Correctly Wiper motor defective (Contaminated auto-
return contacts or improper contact due to
foreign matter) Replace 10-S53
KiSC issued 09, 2008 A