Trouble Shooting - PowerWalker VFI 6000CRM LCD Handbuch

4. Trouble Shooting

If the UPS system does not operate correctly, please solve the problem by using the table below.
Symptom
No indication and alarm in the front
EN
display panel even though the mains is
normal.
The icon
flash on LCD display and alarm
beeps every second.
The icon
LCD display and alarm beeps every
second.
The icon
LCD display and alarm beeps twice
every second.
Fault code is shown as 43. The icon
lights on LCD display and alarm
beeps continuously.
Fault code is shown as 14, the icon
lights on LCD display, and
alarm beeps continuously.
Other fault codes are shown on LCD
display and alarm beeps continuously.
Battery backup time is shorter than
nominal value
The icon
display and alarm beeps every second.
and the warning code
and flash on
and flash on
and flash on LCD
Possible cause
The AC input power is not
connected well.
EPO function is enabled.
The external or internal
battery is incorrectly
connected.
UPS is overload.
UPS is overloaded. Devices
connected to the UPS are fed
directly by the electrical
network via the Bypass.
After repetitive overloads, the
UPS is locked in the Bypass
mode. Connected devices are
fed directly by the mains.
UPS is overload too long and
becomes fault. Then UPS shut
down automatically.
The UPS shut
automatically because short
circuit occurs on the UPS
output.
A UPS internal fault
occurred.
Batteries are not fully charged
Batteries defect
Fan is locked or not working;
or the UPS temperature is too
high.
22
Remedy
Check if input cable firmly
connected to the mains.
Set the circuit
position to disable
function.
Check if all
connected well.
Remove excess loads from UPS
output.
Remove excess loads from UPS
output.
Remove excess loads from UPS
output first. Then shut down
the UPS and restart it.
Remove excess loads from UPS
output and restart it.
down
Check output wiring and if
connected devices are in short
circuit status.
has
Contact your dealer
Charge the batteries at least 7
hours and then check capacity.
If the problem still persists,
consult your dealer.
Contact your dealer to replace
the battery.
Check fans and notify dealer.
in closed
EPO
batteries are