Kohler Decision-Maker 3+ User Manual

TP-6356 4/1234 Section 2 Decision-Makerr 1 Troubleshooting
Does the
engine start?
Yes
Is 12-volts DC
present at
TB1-70 and at
the engine fuel/
ignition circuit?
See the wiring
diagrams.
Is the K1
relay LED1
lit?
Engine mechanical
problem. See the
engine service
manual. Check the
following
components:
D Fuel supply
D Fuel solenoid
D Compression
A
Go to
B
Yes
No
Yes
No
No
Unit starts but
then shuts down.
Is the K10 relay
energized?
Replace
the K10
relay.
Check the
wiring between
TB1 terminal 70
and the fuel
solenoid.
Is the
15-amp
fuse
blown?
No
Replace
the fuse.
Yes
If shutdown is
immediate, check the
overspeed circuit.
If shutdown occurs
after 5--7 seconds,
check the low oil
pressure and high
coolant temperature
shutdown circuits.
See Section 6.
If shutdown
occurs after 30
seconds, check
the overcrank
circuit.
Does the engine
crank for 30
seconds and
then shut down?
Yes
Unit shuts down on overcrank.
Troubleshoot the engine using the
engine service manual.
No
No
Yes

Kohler Decision-Maker 3+ Specifications

General

Brand	Kohler
Model	Decision-Maker 3+
Category	Portable Generator
Language	English