Installation Guide
Table Of Contents
- Installation Guidelines 60 Hz Air-Cooled Generators
- Table of Contents
 - Section 1: Safety Rules & General Information
 - Section 2: Unpacking and Inspection
 - Section 3: Site Selection and Preparation
 - Section 4: Generator Placement
 - Section 5: Fuel Conversion / Gas Connections
 - Section 6: Electrical Connections
 - Section 7: Control Panel Startup / Testing
 - Section 8: Troubleshooting
 - Section 9: Quick Reference Guide
 - Section 10: Accessories
 - Section 11: Diagrams
 
 

Quick Reference Guide
Installation Guidelines for 60 Hz Air-Cooled Generators 45
Section 9: Quick Reference Guide
System Diagnosis
To clear an active alarm, press ENTER button twice and then press AUTO. 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 
MLCB (generator 
disconnect).
Check generator MLCB (generator 
disconnect). If it is ON, contact an IASD.
HIGH 
TEMPERATURE
RED
Unit shuts down during 
operation.
Check LED’s / Screen 
for alarms.
Inspect ventilation around generator, 
intake, exhaust, and rear of generator. If no 
obstructions are present, contact an IASD.
OVERLOAD 
REMOVE LOAD
RED
Unit shuts down during 
operation.
Check LED’s / Screen 
for alarms.
Clear alarm and remove household loads 
from generator. Put back in AUTO and 
restart.
RPM SENSE LOSS RED
Unit was running and 
shuts down, attempts to 
restart.
Check LED’s / Screen 
for alarms.
Clear alarm and remove household loads 
from generator. Put back in AUTO and 
restart. If generator does not start, contact 
an IASD.
NOT ACTIVATED NONE
Unit will not start in AUTO 
with utility loss.
Verify if screen says 
unit not activated.
See Activation.
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 between 2 to 
1500 seconds.
LOW OIL
 PRESSURE
RED
Unit will not start in AUTO 
with utility loss.
Check LED’s / 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 LED’s / Screen 
for alarms.
Clear alarm. Using control panel, check 
battery by navigating to BATTERY MENU 
option from MAIN MENU. If battery condi-
tion 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 LED’s / 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 LED’s / Screen 
for alarms.
Clear alarm and remove household loads 
from generator. Put into AUTO and restart.
OVERSPEED RED
Unit will not start in AUTO 
with utility loss.
Check LED’s / Screen 
for alarms.
Contact an IASD.
UNDERVOLTAGE RED
Unit will not start in AUTO 
with utility loss.
Check LED’s / Screen 
for alarms.
Contact an IASD.
UNDERSPEED RED
Unit will not start in AUTO 
with utility loss.
Check LED’s / Screen 
for alarms.
Contact an IASD.
STEPPER 
OVERCURRENT
RED
Unit will not start in AUTO 
with utility loss.
Check LED’s / Screen 
for alarms.
Contact an IASD.
WIRING ERROR RED
Unit will not start in AUTO 
with utility loss.
Check LED’s / Screen 
for alarms.
Contact an IASD.










