INTegral Line-Interactive Uninterruptible Power Supply Unit
—1.5kVA-T
Power Innovations
19
5—Maintenance and Troubleshooting
5.1—Maintenance
Very little user maintenance is required. The system has no user-serviceable internal parts.
If the system gets dirty, clean it by dusting it with a dry cloth or can of air duster while the system is OFF.
DO NOT wipe down the system with a wet cloth.
5.2—Troubleshooting
If the screen lights up and alerts begin to sound although power is normal, use the table directly below.
If AC utility power input is failing, use the second table.
ELECTRICAL WARNING
This unit should not be serviced except by authorized individuals. Opening the case could
cause accidental injury or death. Follow the troubleshooting guide below. If troubleshooting
does not fix the problem, call Power Innovations.
5.2.1
—Utility Power Functioning
Scenario
Possible Cause
Try
AC utility power is normal. UPS is
running normally, but fault LED
illuminates. Buzzer is continual.
Fan is damaged.
Replacing the fan.
Unknown
Restarting the unit.
AC utility power is normal but UPS is
overloaded. Warning LED illuminates.
Buzzer beeps every second.
System overload between
100% and 125%.
Reducing the critical
load to less than 100%.
AC utility power is normal. Warning
LED does not fade out and buzzer
beeps every half second.
System overload between
125% and 150%.
Reducing the critical
load to less than 100%.
AC utility power is normal. Warning
LED illuminates and buzzer sounds
continually.
System overload greater
than 150%.
Reducing the critical
load to less than 100%.
