6. Troubleshooting
In the event of an UPS fault, shoot the trouble according to Table 6-1. If the fault still persists, please contact
our customer service center.
Faults
Possible
cause
Solution
Fault/Warning code
Fault icon
Alarm
F01
On
constantly
Beep
continuously
Internal fault.
Please contact the distributor or Service center.
F02
On
constantly
Beep
continuously
Internal fault.
Please contact the distributor or Service center.
F03
On
constantly
Beep
continuously
Internal fault.
Please contact the distributor or Service center.
F04
On
constantly
Beep
continuously
The UPS
output is
short circuited
Turn off the UPS. Remove all loads. Ensure that the loads are not failed
or the UPS has no internal short before turn on it again. If failed, please
contact the distributor or service center.
F05
On
constantly
Beep
continuously
Internal fault.
Please contact the distributor or Service center.
F06
On
constantly
Beep
continuously
Internal fault.
Please contact the distributor or Service center.
F07
On
constantly
Beep
continuously
Overload fault
Reduce the member of loads connected to the UPS.
F08
On
constantly
Beep
continuously
Internal
overheat
Ensure that the UPS is not overloaded and the ventilation opening is
not blocked and ambient temperature is not too high. Wait for 10
minutes for the UPS to cool down before turning it on again. If it does
not work. Please contact the distributor or service center.
F09
On
constantly
Beep
continuously
The charger of
the UPS is
defective
Please contact the distributor or Service center.
F11
On
constantly
Beep
continuously
EPO fault
After confirm the equipment safety, reset EPO.
Faults
Possible cause
Solution
Fault/Warning code
Fault icon
Alarm
A01
Blink once
every second
Beep once
every second
Overload pre-
warning
Reduce the member of loads connected to the UPS.
A02
Blink once
every second
Beep once
every second
Battery voltage low
The UPS output will be cut off, please switch to the backup
power.
A03
Blink once
every second
Beep once
every second
UPS power on
abnormal
Check the battery of the UPS connected properly.
A04
Blink once
every second
Beep
continuously
Battery
overcharging
Please
contact the distributor or Service center.
A05
Blink once
every second
Beep once
every second
Fan failure
Ensure that the fan is not locked.
A06
Blink
once
every second
Beep once
every two
minutes
Maybe
reversed
polarity (L, N) of site
wiring (make sure
the ground connect
right).
Or
the
voltage
between
neutral wiring to
protective ground is
to high
Please check the polarity of the neutral wiring and the line
wiring, ensure that The green/yellow wire connect protective
ground properly, or make sure the voltage between neutral
wiring to protective ground is less than 36VAC.
Table 6-1 UPS troubleshooting of LCD panel indicator
When you contact the service center, please provide the following information:
●
Model No and Serial No of the UPS.
●
The date when the problem arose.
●
Complete description of the problem, including the panel display, alarm warning, and power condition and
the load capacity. If the UPS is a long
backup time model, you may also provide the battery information.