Kohler Decision-Maker 3000 Operation

TP-6694 9/20 115
Section
or
Publication Reference*
Alternator
--
ATS O/M
ATS O/M, S/M
Gen. S/M, W/D
Gen. S/M
Gen. S/M
--
See the
Section
titled: Voltage Regulator Adjustments, SiteTech O/M
Electrical System (DC Circuits)
See the
Section
titled
: Scheduled
Maintenance
See the
Section
titled
: Scheduled
Maintenance, S/S
Eng. S/M
W/D
See the Section titled: Operations
* Sec./Section
—numbered section of this manual; ATS
—Automatic Transfer Switch; Eng.
—Engine; Gen.
—Generator Set; Alt.
—Alternator; I/M
—Installation
Manual;
O/M
—Oper
ation
Manual; S/M
—Service Manual; S/S
—Spec Sheet; O/S/M
—Operation/Service Manual; W/D
—Wiring Diagram
† Have an authorized service distributor/dealer perform this service.
Recommended Actions
Reset the breaker and check for AC voltage at the generator
set side of the circuit breaker.
Move the transfer switch test switch to the AUTO position.
Move the ATS test switch to the AUTO position. Troubleshoot the transfer circuit and time delays.
Check for continuity.
Test and/or replace the rotor.†
Test and/or
replace the rotor.†
Tighten loose components. †
Adjust the voltage regulator.
Verify that the battery connections are correct, clean, and tight.
Recharge or replace the battery. The spec sheet provides recommended battery CCA rating.
Replace the starter
or starter solenoid.
Disconnect the engine harness connector(s) then reconnect it to the controller.
Reset the fault switches and troubleshoot the controller.
Probable Causes
AC output circuit breaker open.
Transfer switch test switch in the OFF
position.
Transfer switch fails to transfer load
Wiring, terminals, or pin in the exciter field open.
Main field (rotor) inoperative (open or grounded).
Stator inoperative (open or grounded).
Vibration excessive.
Voltage regulator settings incorrect.
Batt
ery connections loose, corroded, or
incorrect.
Battery weak or dead.
Starter/starter solenoid inoperative.
Engine harness connector(s) not locked tight.
Fault shutdown.
Trouble Symptoms
Exercise run time
and/or event
records inoperative
Displays error
message/locks up
Excessive or
abnormal noise
x
High fuel
consumption
Low oil pressure
Overheats
Lacks power
Stops suddenly
x
x
x
No or low output
voltage
x
x
x
x
x
Starts hard
Cranks but does not
start
x
x
x
Does not crank
x
x
x
x
x

Kohler Decision-Maker 3000 Specifications

General

Brand	Kohler
Model	Decision-Maker 3000
Category	Controller
Language	English