Kohler 15CCO Service Manual page 78

.
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
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.
Check/replace Is 12 VDC
Start/Stop Switch. present at P1-4
Yes
when LED3
Check/service/
is lit?
replace battery and
battery connections.
Check/service/
repair battery
charging alternator.
Replace
Check/replace glow
circuit board.
plug (C1) relay.
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 coil while
LED3 is lit?
No No
Check wiring
from starter
solenoid to K20
relay, if good
replace K20
relay.
Check/repair
wiring between
Yes
P1-4 and K20.
No
Is 12 VDC
present across
Yes Yes
starter motor
while LED3 is lit?
No
Check wiring from
starter solenoid to
starter motor, if
good replace S
(starter) solenoid.
TP-5606 6/02
Replace
starter
motor.