Kubota B1220 Workshop Manual page 302

B1220, B1620, B1820, WSM
AUTOMATIC ENGINE STOP
Symptom
Engine Does Not
Stop When Main
Switch Is Turned OFF
AUTOMATIC ENGINE STOP (WITH OPC TYPE)
Symptom
Engine Does Not
Stop
Starter Motor Does
Not Operate
CHARGING SYSTEM
Symptom
Charging Lamp Does
Not Light when Main
Switch Is Turned ON
Charging Lamp Does
Not Go Off When
Engine Is Running
Probable Cause
Solenoid fuse blown
Timer replay defective
Key stop solenoid defective
Wiring harness disconnected or improperly
connected (timer relay, between timer relay and
battery positive terminal)
Probable Cause
Seat switch defective
Key stop solenoid relay defective
Key stop solenoid defective
Rear PTO switch defective
Main gear shift switch defective
Wiring harness disconnected or improperly
connected (between key stop solenoid relay and
battery positive terminal)
Seat switch defective
Key stop solenoid relay defective
Key stop solenoid defective
Rear PTO switch defective
Main gear shift switch defective
Starter defective
Wiring harness disconnected or improperly
connected (between key stop solenoid relay and
battery positive terminal)
Probable Cause
Fuse blown (10A)
Wiring harness disconnected or improperly
connected (between main switch AC terminal
and panel board, between panel board and
alternator)
Alternator defective
Wiring harness disconnected or improperly
connected (between main switch B terminal and
alternator, between panel board and alternator)
Alternator defective
Replace
Replace
Replace
Repair or Replace
Replace
Replace
Replace
Adjust and Replace
Adjust and Replace
Adjust and Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Repair or Replace
Repair or Replace
Repair or Replace
Repair or Replace
9-S5
ELECTRICAL SYSTEM
Reference
Solution
Page
G-37
9-S13
9-S12
–
Reference
Solution
Page
9-S23
9-S13
9-S12
9-S23
9-S22
–
9-S23
9-S13
9-S12
9-S23
9-S22
9-S26
–
Reference
Solution
Page
G-37
–
9-S29
–
9-S29
KiSC issued 07, 2011 A
(EU)