Product Manual

Troubleshooting
36 Owner’s Manual for Spark-Ignited Stationary Generators
Controller Troubleshooting
Active Alarm Problem Solution
NOT ACTIVATED Unit will not start in AUTO with utility loss. See activation section in installation manual.
NONE
Unit running in AUTO but no power in
house.
Check MLCB (generator disconnect). Contact an IASD if
MLCB is set to ON.
NONE Unit will not start in AUTO with utility loss.
Check LCD for start delay countdown. If startup delay is
greater than expected, contact IASD to adjust from 2 to
1,500 seconds.
HIGH
TEMPERATURE
Unit shuts down during operation.
Inspect ventilation around intake, exhaust, and rear of gen-
erator. Contact an IASD if no obstruction is found.
OVERLOAD Unit shuts down during operation.
Clear alarm and remove loads from generator. Put back in
AUTO and restart.
RPM SENSE LOSS
Unit was running and shuts down,
attempts to restart.
Clear alarm and remove loads from generator. Put back in
AUTO and restart. If problem returns, contact an IASD to
investigate possible fuel issue.
LOW OIL PRESSURE Unit will not start in AUTO with utility loss.
Check oil level. Add oil per owner’s manual. Contact an
IASD if oil level is correct.
RPM SENSE LOSS Unit will not start in AUTO with utility loss.
Clear alarm. From MAIN menu on the control panel, navi-
gate to BATTERY MENU. Contact an IASD if battery is
GOOD. Replace battery if CHECK BATTERY is displayed.
OVERCRANK Unit will not start in AUTO with utility loss.
Clear alarm. Attempt to start unit in MANUAL. If it does not
start, or starts and runs rough, contact an IASD.
OVERSPEED Unit will not start in AUTO with utility loss.
Contact an IASD.
UNDER VOLTAGE Unit will not start in AUTO with utility loss.
UNDER SPEED Unit will not start in AUTO with utility loss.
WIRING ERROR Unit will not start in AUTO with utility loss.
OVER VOLTAGE Unit will not start in AUTO with utility loss.
LOW BATTERY Warning active.
Clear alarm. From MAIN menu on the control panel, navi-
gate to BATTERY MENU. Contact an IASD if battery is
GOOD. Replace battery if CHECK BATTERY is displayed.
BATTERY PROBLEM Warning active.
Contact an IASD.
CHARGER WARNING Warning active.
SERVICE SCHEDULE
A
Warning active.
Perform SERVICE SCHEDULE A maintenance; press
ENTER to clear.
SERVICE SCHEDULE
B
Warning active.
Perform SERVICE SCHEDULE B maintenance; press
ENTER to clear.
SERVICE SCHEDULE
C
Warning active.
Perform SERVICE SCHEDULE C maintenance; press
ENTER to clear.
AUXILIARY
SHUTDOWN
Unit will not start in AUTO with utility loss.
Verify both auxiliary shutdown switches are ON (I). See
Figure 3-6 for locations.