Iris Technology Operator's Manual
QuietPower 1800 (QP-1800) Doc 287.F701 / 100412
Page 35 of 56 Rev 12 APR 2010
4.3 Troubleshooting
WARNING
DO NOT DISASSEMBLE THE QUIETPOWER INVERTER. ONLY
QUALIFIED ELECTRONICS MAINTENANCE TECHNICIANS ARE
PERMITTED TO REPLACE THE FUSE. ATTEMPTS TO SERVICE THE
INVERTER BY UNQUALIFIED PERSONNEL MAY RESULT IN A RISK OF
ELECTRIC SHOCK OR FIRE. REFER TO SECTION 7, WARRANTY AND
SERVICE, FOR INSTRUCTIONS ON SERVICING THE INVERTER.
The following information describes potential installation and configuration problems and
solutions, including fault conditions and indicators. More information is found in Appendix B,
Technical Addendum and on our web site at www.iristechnology.com. For other technical
questions, contact support@iristechnology.com.
4.3.1 Fault Conditions and Indicators
The fault conditions listed in Table 5 are displayed on the control panel, along with an alarm
sound and blinking LCD back-light.
Table 5: Fault Conditions and Indicators
Check for fault with battery charging system.
Manually reset inverter by turning switch to
‘O’ then to ‘I’ again.
Charge battery. Manually reset inverter by
turning switch to ‘O’ then to ‘I’ again.
Battery current too high, probable AC
overload
Reduce load on the inverter.
Disconnect/unplug devices.
Improve ventilation and cooling and/or reduce
load on the inverter. Check fan
operation/obstruction.
SYSTEM SHUTDOWN
PS_FAULT SHUTDOWN
DC-DC SHUTDOWN
Overload or system hardware fault
Ensure all loads are disconnected. Try to
reset the unit by switching to ‘O’ and then to
‘I’. If unit still does not operate, contact Iris
Technology for service warranty replacement.
CIRCUIT BREAKER TRIP
(MECHANICAL INDIACTOR)
Circuit overload condition existed (in
excess of 15A)
Turn system off, remove load, reset circuit
breaker, and restart system. Then reapply
load.
GFCI TRIP
(MECHANICAL INDICATOR)
Ground fault condition occurred.
Turn system off, remove load, reset GFCI,
and restart system. Inspect AC load wiring
for any damage or moisture. Then reapply
load.
BLANK CONTROL PANEL
INDICATIONS, NO OUTPUT
Unit may have blown fuse due to cable
reversal or significant circuit overload.
Have qualified electronics maintenance
technician check the fuse in accordance with
section 6.