Kohler 5ERKM Service Manual page 23

Does the engine continue
B to run after the start
switch is released?
No
Does the K1
No
relay LED light?
Yes
Does the K5 relay LED
light after 5--10 seconds
of running time?
No
Replace the circuit
board (the K5 relay
is inoperative).
Go to D
(next page).
Fill the engine crankcase
with the specified amount of
oil. See Section 1.2.
Figure 4-5 Troubleshooting the Relay Controller Circuit Board (3 of 4)
TP-6079 3/00
Yes
C
Did the K4 relay LED light?
No
Yes
Is the K3 LED lit?
Yes
Replace the circuit board
(the K6 relay is inoperative).
Does the engine have proper
Does using the stop switch
stop the engine?
No
No
Replace the
start/stop
switch.
No
oil level?
Yes
No
Replace the switch.
Yes
Go to C
(above).
Yes
The generator set is
functioning properly.
No
Is the start/stop
switch functional?
Yes
Is the LOL switch
functional?
Yes
Replace the circuit board
(inoperative K4 relay).
Section 4 Controller Troubleshooting 13