ION F-18 User Manual page 43

Site fail
Alarm Code:04
EPO active
Alarm Code:71
Bus fault(Low/high/
Unbalance /Soft start)
Alarm Code:
22/21/23/25
Inverter
fault(Low/high/soft
start)
Alarm Code:33/32/34
Over temperature fault
Alarm Code:81
NTC open
Alarm Code:87
Inverter short
Alarm Code:31
Bus short
Alarm Code:24
Please have the following information at hand before calling the After-Sales
Service Department:
1. Model number, serial number
2. Date on which the problem occurred
3. LCD display information, Buzzer alarm status
4. Utility power condition, load type and capacity, environment temperature,
ventilation condition
5. The information (battery capacity, quantity) of external battery pack if the
UPS is "S" model
6. Other information for complete description of the problem
Phase and neutral
conductor at input
of UPS system are
reversed
EPO function is
enabled
UPS internal fault
UPS internal fault
Over temperature
UPS internal fault
Output short
circuit
UPS internal fault
43
Rotate mains power socket by
180° or connect UPS system.
Turn off the EPO switch.
Consult dealer
Consult dealer
Check the ventilation of the
UPS, check the ambient
temperature and ventilation.
Consult dealer
Remove all the loads. Turn off
the UPS. Check whether the
output of UPS and loads is
short circuit. Make sure the
short circuit is removed, and
the UPS has no internal faults
before turning on again.
Consult dealer