Kohler 14RESA Manual page 81

Problem Possible Cause
No fuel
Cranks but
does not
start
Insufficient fuel
pressure
Fuel regulator/valve Check regulator/valve operation.
Weak battery
Spark plugs or
spark plug
connections
Loose connection
or open circuit
Air cleaner clogged
Incorrect controller
settings
Ignition system
spark control or
ignition coil
Igntion timing leads
incorrectly
connected or
disconnected
No engine rotation
sensed (check for
an overcrank or
locked rotor fault
shutdown)
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.
TP-6805 8/15
Test
Verify that manual fuel valve is
open.
Check fuel supply tank (LP).
Check fuel pressure to the
generator set. Verify adequate
fuel pressure and pipe size for the
generator set plus all other gas
appliances.
Check the battery voltage.
Check battery charger
connections and utility power
connection to the generator set.
Check spark plug wires and
connections.
Check spark plugs.
Check for loose or open
connection at the fuel valve (lead
70A) and at the engine spark
control module (leads IGN and
70B). Check controller/engine
wiring continuity.
Check for a dirty air cleaner
element.
Check the genset model setting.
Test according to instructions in
the engine service manual.
Check ignition timing leads.
Check for loose connections.
Check the cranking circuit.
S/S = Generator Set Specification Sheet
Engine S/M = Engine Service Manual
Corrective Action
Open (turn on) manual fuel valve.
Contact fuel supplier to add fuel
to fuel supply tank (LP).
Contact fuel supplier to replace
fuel supply lines with larger pipe
and replace gas meter if fuel
pressure is insufficient.
Check regulator/valve operation.
Recharge or replace battery.
Tighten loose connections.
Tighten connections. Replace
spark plug wires if damaged.
Replace or clean and regap spark
plugs.
Tighten connections.
Replace wiring if damaged.
Replace air cleaner element.
Check and replace air cleaner
element at the intervals shown in
the Service Schedule.
Enter the correct genset model
number setting. Engine model is
selected automatically based on
genset model.
Adjust or replace components as
indicated in engine service
manual.
Connect for natural gas.
Disconnect for LP.
Tighten connections.
Replace wiring if damaged.
Troubleshoot engine and
alternator.
O/M = Generator Set Operation Manual
Section 5 Troubleshooting
Reference
—
Section 6.11.3
Section 6.11
Section 4
O/M
W/D Section 8
O/M
Section 8
O/M
Section 4.4
Engine S/M
Section 6.11.2
Engine S/M
81