Kohler 10CCOZ61 Service Manual page 60

Rock and hold
.
Start/Stop
Start
Switch to Start
(Engine
Position. Does
Stopped)
Engine Crank?
No
Is LED2 lit
while Start/Stop
Switch is in
Start Position?
No
Rotate Emergency
Stop Switch Clock-
wise. Does LED2
light while Start/Stop
Switch is in Start
Position?
No
Check 10A fuse on
controller front panel.
Is fuse good?
No
Replace fuse. If
trouble persists,
check circuits
for shorts.
6-2 Generator/Controller Troubleshooting
Yes
Is LED3 lit Is 12 VDC
while Start/Stop present across
Yes Yes
Switch is in coil of relay K20
Start Position? (wire 71 to GND)
while LED3 is lit?
No
Replace
circuit board.
Someone Is 12 VDC
activated present at P1-4
Yes
Emergency when LED3
Stop is lit?
Switch.
Determine
why.
Replace
circuit board.
Check/replace
Start/Stop Switch.
Yes
Check/service/re-
place battery and
battery connections.
Check/service/repair
battery charging
alternator.
Check/replace glow
plug solenoid.
Check/repair wiring
to P1-14, P1-9,
P2-4, and P2-6.
Figure 6-2. Troubleshooting Flow Chart (Sheet 1 of 4)
.
Go to A
(Sheet 2)
Is 12 VDC
present across S
Yes
solenoid (wire
71A to GND) while
LED3 is lit?
No
No
Replace K20
relay.
Check/repair
wiring between
Yes
P1-4 and K20.
No
Does starter Replace S
motor turn (starter)
Yes Yes
while LED3 is lit? solenoid.
No
Is 12 VDC Replace
starter
present across
Yes
starter motor motor.
while LED3 is lit?
No
Replace S
(starter) solenoid.
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