Troubleshooting/Quick Reference Guide
Owner’s Manual for Australian 50 Hz Air-Cooled Generators
33
Quick Reference Guide
To clear an active alarm, press OFF button on control panel, then ENTER button, and finally AUTO button. If alarm
reoccurs, contact an IASD.
Active Alarm
LED
Problem
Action
Solution
NONE
FLASHING
GREEN
Unit running in AUTO but
no power in house.
Check generator set
MLCB (generator set
disconnect).
Check generator set MLCB (generator set
disconnect). If it is ON, contact an IASD.
HIGH
TEMPERATURE
RED
Unit shuts down during
operation.
Check LEDs / screen
for alarms.
Inspect ventilation around generator set,
intake, exhaust, and rear of unit. If no
obstructions are present, contact an IASD.
OVERLOAD
REMOVE LOAD
RED
Unit shuts down during
operation.
Check LEDs / screen
for alarms.
Clear alarm and remove household loads
from generator set. Put in AUTO and restart.
RPM SENSE
LOSS
RED
•
Unit was running and
shut down, attempts
to restart.
•
Incorrect pressure in
fuel field kit.
Check LEDs / screen
for alarms.
•
Clear alarm and remove household loads
from generator set. Put into AUTO and
restart.
•
Check fuel field kit pressures switches. If
generator set does not start, contact an
IASD.
NOT ACTIVATED
NONE
Unit will not start in
AUTO with utility loss.
Check if screen says
unit not activated.
See Activation in installation manual.
NONE
GREEN
Unit will not start in
AUTO with utility loss.
Check screen for start
delay countdown.
If startup delay is greater than expected,
contact an IASD to adjust from 2 to 1500
seconds.
LOW OIL
PRESSURE
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Check oil level and add oil as needed. If oil
level is correct, contact an IASD.
RPM SENSE
LOSS
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Clear alarm. Using control panel, check
battery by navigating to BATTERY MENU
option from the MAIN MENU. If battery
condition displays GOOD, contact an IASD.
If control panel displays CHECK BATTERY,
replace battery.
OVERCRANK
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Verify fuel line shutoff valve is ON. Clear
alarm. Start unit in MANUAL. If it does not
start, or starts and runs rough, contact an
IASD.
LOW VOLTS
REMOVE LOAD
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Clear alarm and remove household loads
from generator set. Put in AUTO and restart.
OVERSPEED
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Contact an IASD.
UNDERVOLTAGE
RED
•
Unit will not start in
AUTO with utility loss.
•
Incorrect pressure in
fuel field kit.
Check LEDs / screen
for alarms.
•
Contact an IASD.
•
Check fuel field kit pressures switches.
UNDERSPEED
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Contact an IASD.
STEPPER
OVERCURRENT
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Contact an IASD.
WIRING ERROR
RED
Unit will not start in
AUTO with utility loss.
Check LEDs / screen
for alarms.
Verify installation wiring is correct. Contact
an IASD.
