Kohler 15CCO User Manual

Generator/Controller Troubleshooting 6-3TP-5606 6/02
Does engine
start?
Yes
No
Was intake air
preheated?
No
Yes
Check 10A fuel
solenoid fuse in
controller wiring
harness. Is fuse
good?
Yes
No
Replace fuse.
Does trouble
repeat?
Rock Start/Stop
Switch to Stop
Position and hold
there for time given
in Section 2 to
activate air heater.
Is 12 VDC present
at K25 contact
(wire 70A to GND)
with Start/Stop
Switch in Start
Position?
Go to B
(Sheet 3)
A
(From
Sheet 1)
.
Is 12 VDC present
across fuel solenoid
(hold coil) with
Start/Stop Switch in
Start Position?
Yes
Test fuel
solenoid pull-in
and hold-in
resistances. Is
fuel solenoid
good?
No
Check/repair
wiring from P4-14
to P5-4.
Replace K25
relay.
.
Go to B
(Sheet 3)
.
Rock and hold
Start/Stop Switch
in Start Position.
Does engine start?
Yes
No
Does LED4 light
while Start/Stop
Switch is in Start
Position?
Replace circuit
board.
No
No
Trouble
corrected.
Fuse was
defective.
Yes
Yes
Yes
Check fuel
solenoid pull-in
and hold-in
resistances. Is
fuel solenoid
good?
No
Replace fuel
solenoid.
Check wiring to
fuel solenoid for
shorts.
Yes
Yes
Check for open
wire between
starter motor and
fuel solenoid. If
wire is good,
engine fault. (See
Engine Service
Manual)
Replace fuel
solenoid.
No
No
Is 12 VDC present at
K25 coil with Start/
Stop Switch in Start
Position?
Check wiring to
K25 coil.
Yes
No
Figure 6-2. Troubleshooting Flow Chart (Sheet 2 of 4)

Kohler 15CCO Specifications

General

Brand	Kohler
Model	15CCO
Category	Portable Generator
Language	English