Kohler 10EKD-Low CO, Operation

Page: 38 / 52

TP-6591 10/13
38 Section 4 Troubleshooting
Tr
ouble
S
ym
ptoms
Proba
ble
C
au
se
s
Re
co
mme
nde
d
A
ct
ions
Sectio
n
o
r
Publication R
efer
en
ce*
Doesnot
crank
Cranksbut
doesnot start
Startshard
Noor low
outputvoltage
Stops
suddenly
Lackspower
Overheats
Lowoil
pressure
Highfuel
consumption
Excessive or
abnormalnoise
Controller
x
Generator
set
m
aster
switch
in
the
O
F
F
pos
ition
Move
the
generator
set
m
aster
switch
to
the
correct
position
(RUN
or
AUT
O
).
Secti
on
2
x
x
The
customer
connection
fuse
(F1)
blown.
Note
that
the
remote
digital
gage
(if
equipped)
will
not
function.
Replace
the
blown
F
1
fuse.
If
the
fuse
blows
again,
check
w
hat
is
connected
to
the
generator
set.
[
Secti
on
2,
W
/D
x
x
The
voltage
regulator
fuse
(F2)
blown
Replace
the
blown
F
2
fuse.
If
the
fuse
blows
again,
troubleshoot
the
regulator
.
[
Secti
on
2,
W
/D
x
x
The
coil,
injector
,f
uel
pumps,
oxygen
sensor
,and
CO
sensor
fuse
(F3)
blown
Replace
the
blown
F
3
fuse.
If
the
fuse
blows
again,
check
the
starter
solenoid
for
sticking.
[
Secti
on
2,
W
/D
x
x
x
x
The
controller
fuse
(F4)
blown
Replace
the
blown
F
4
fuse.
If
the
fuse
blows
again,
troubleshoot
the
controller
.
[
Secti
on
2,
W
/D
x
x
The
aux
iliary
winding
fus
e
(F5)
blown
Replace
the
blown
F
5
fuse.
If
the
fuse
blows
again,
troubleshoot
the
alternator
winding.
[
Secti
on
2,
W
/D
x
Start/stop
switch
inoperative
Replace
the
controller
.
—
x
Incorrect
controller
settings
Check
and
adjust
the
controller
.
[
I/M
x
Remote
stop
command
received
from
a
remote
switch
Check
and
remote
switch
position.
x
Controller
fault
Tr
oubleshoot
the
controller
.
[
Gen.
S/M
x
x
x
x
x
Controller
circuit
board(s)
inoperative
Replace
the
controller
circuit
board.
Gen.
S/M
Cooling
S
ystem
x
x
Air
openings
clogged
Clean
the
air
openings.
—
x
x
Impeller
damaged
Repl
ace
the
im
pel
le
r,
check
upstr
eam
system.
Secti
on
3
x
x
Seawater
strainer
clogged
or
restricted
Clean
the
strainer
.
Secti
on
3
x
x
High
temperature
shutdown
Allow
the
engine
to
cool
down.
Then
troubleshoot
the
cooling
system
(add
cool
ant)
.
Check
seawater
pump
and
ci
rc
ui
t.
Sec.
3,
Eng.
O/M
x
Coolant
level
low
Restore
the
coolant
to
normal
operating
level.
Secti
on
3
x
Thermostat
inoperative
Replace
the
thermostat.
Eng.
S/M
*
S
ec./Section—numbered
section
of
this
m
anual;
ATS
—Automatic
Tr
ansfer
S
witch;
Eng.—Engine;
Gen.
—Generator
Set;
I/M—Installation
Manual;
O
/M—
Operation
M
anual;
S
/M—Service
Manual;
S/S—Spec
Sheet;
W
/D—Wiring
D
iagram
[
Have
an
authorized
service
distri
butor/dealer
perform
this
service.