Product Manual

Troubleshooting
40 Owner’s Manual for Stationary Diesel Generators
Controller Troubleshooting
Active Alarm Problem Solution
NOT ACTIVATED Unit will not start in AUTO with utility loss.
See
Activate Unit.
AUXILIARY
SHUTDOWN
Unit will not start in AUTO with utility loss. Verify both auxiliary shutdown switches are ON (I).
NONE Unit running in AUTO but no power in house. Check MLCB. Contact an IASD if MLCB is ON.
NONE Unit will not start in AUTO with utility loss.
Check screen for start delay countdown. If start up delay
is greater than expected, contact an IASD to adjust from 2
to 1500 seconds.
HIGH
TEMPERATURE
Unit shuts down during operation.
Inspect ventilation around intake, exhaust, and rear of
generator. Contact an IASD if no obstruction is found.
OVERLOAD Unit shuts down during operation.
Clear alarm and remove household loads from generator.
Put back in AUTO and start.
RPM SENSE LOSS
Unit was running and shuts down, attempts
to restart.
Clear alarm and remove household loads from generator.
Put in AUTO and start. 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 control panel, navigate
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.
FUSE PROBLEM Unit will not start in AUTO with utility loss.
Check ATO 7.5 amp fuse. Replace with same type fuse if
bad. Contact an IASD if fuse is good.
OVERSPEED Unit will not start in AUTO with utility loss. Contact an IASD.
UNDER
VOLTAGE
Unit will not start in AUTO with utility loss. Contact an IASD.
UNDERSPEED Unit will not start in AUTO with utility loss. Contact an IASD.
MISWIRE Unit will not start in AUTO with utility loss. Contact an IASD.
OVERVOLTAGE Unit will not start in AUTO with utility loss. Contact an IASD.
LOW BATTERY Warning active.
Clear alarm. From MAIN menu on control panel, navigate
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. Contact an IASD.
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.