Kohler 14RESA Manual page 84

Problem Possible Cause
Air cleaner clogged
Erratic
operation
Spark plug(s)
Spark plug wire(s)
DSAM leads
incorrectly
connected or
disconnected
Fuel line restriction
Fuel mixture
adjustment
incorrect
Governor
adjustment
incorrect
Ignition system
Inadequate cooling
(hot engine only)
Other engine
service required
High Incorrect controller
settings
output
voltage
Incorrect voltage
calibration
Loose voltage
sensing
connections
W/D = Wiring Diagram(s) (Section 8)
I/M = Generator Set Installation Manual
* RDC2 controller settings can be checked and adjusted using the controller user interface or using a personal computer running SiteTech
software. DC2 controller settings can only be changed using SiteTech.
84 Section 5 Troubleshooting
Test
Check air filter element.
Check spark plug condition and
gap.
Check spark plug connections
and wires.
Check DSAM/ignition timing lead
connection.
Check fuel lines.
Check fuel pipe size.
Use oxygen sensor to check fuel
mixture.
Check governor operation.
Check controller engine speed
setting. *
Test ignition system according to
instructions in engine service
manual.
Check air inlet and outlet.
See engine service manual.
Check genset model, engine
model, system voltage, and other
controller settings. *
Check the voltage calibration.*
Check connections:
stator leads 11 and 44 and
P2 controller connection.
S/S = Generator Set Specification Sheet
Engine S/M = Engine Service Manual
Corrective Action
Replace element.
Replace or regap plugs.
Tighten connections. Replace
damaged spark plug wires.
Connect for natural gas.
Disconnect for LP.
Clear restricted fuel lines.
Contact fuel supplier to install
larger diameter pipe.
Adjust fuel mixture.
Adjust governor.
Adjust engine speed setting on
controller. *
Service ignition system according
to instructions in engine service
manual.
Clear air inlet and outlet.
Service according to instructions
in engine service manual.
Adjust the controller settings. *
Adjust the voltage calibration. *
Tighten connections.
O/M = Generator Set Operation Manual
Reference
O/M
O/M
Engine S/M
Section 6.11.2
Section 6.11.3
Section 6.11
Section 6.8
Section 4.4
Engine S/M
—
Engine S/M
Section 4.4
Section 4.8
Section 8 W/D
TP-6805 8/15