forzaups.com
6. Troubleshooting guide
If the UPS fails to operate normally, please refer to the following table to solve most
common installation and operation problems.
7. Toolless battery replacement
Forza makes the replacing of batteries a simple and quick installation process.
Simply follow the steps described below.
Display
Configuration and fault information
Function
Mute function
Load information
Mode of operation
Battery information
Indicates that the UPS alarm is disabled.
Warning and fault code indicators. The meaning of the codes is
listed in the section below.
Load level indicator at 0-24%, 25-49%, 50-74%, and 75-100% of
its capacity
Indicates input voltage, input frequency, battery voltage, battery
capacity, backup time, output voltage, output frequency, load
capacity and load percentage.
k: kilo, W: watt, V: voltage, A: ampere, %: percent, ˚C: centigrade
degree, Hz: frequency, min: minute
Indicates that the UPS alarm is muted.
Overload indicator.
Low battery indicator
Indicates that the UPS is operating in Line mode
Indicates that the voltage regulation mode is enabled
Indicates the battery is functioning properly
Battery level indicator at 0-24%, 25-49%, 50-74%, and 75-100%
of its capacity
5.2 Audible alarms
5.3 Warning indicators
Warning
Icon
Alarm
Overload
Low battery
Overcharge voltage
Battery replacement
Battery mode
Fault
UPS power on
Output
overcurrent
Overload
Low battery
Battery
replacement or
battery is not
connected
Beeps once every 0.5 second
Beeps once every 0.5 second
Beeps every 2 seconds
When the battery charge level goes down to
zero, the first light starts blinking once every 0.5s
Blinking
indication (0.5s)
Steady
indication
Continuously
Steady
indication
Beeps once every 0.5 second
Beeps once every second
Beeps every 1.5 seconds
Beeps every 2 seconds
Beeps every 10 seconds
Continuous beep
Beeps 1.5 seconds
Warning
Icon
Alarm
Site
wiring fault
No audible alarm
Steady
indication
The UPS fails to switch on
The UPS operates in battery
mode only, even though
normal AC voltage is present
Even though the AC normal
icon is illuminated, no output
power is provided
Battery backup time is shorter
than the nominal value
Fault icon is illuminated and the
UPS beeps continuously
Fault code: E12
Battery mode output high
Fault code: E13
Battery mode output low
Fault code: E14
Output short
Fault code: E15
Output overcurrent
Fault code: E20
Fan lock fault
Fault code: E21
Overcharge voltage
Fault code: E28
Battery voltage low
Fault code: E43
Overload fault
Press and hold the power button 2 seconds before
releasing it
Reset the input circuit breaker by pressing the
plunger back in. If the input circuit breaker trips after
the UPS restarts, reduce the number of loads
connected to the UPS
Disconnect the computer cable from the UPS and
press the power button. If the UPS works normally, it
means that the software has control over the UPS
Batteries are not fully charged: Charge the batteries
for at least 5 hours and then check capacity. If the
problem still persists, consult your dealer.
Defective battery: Contact your dealer to replace it
The UPS has an internal problem. Contact your
dealer
The UPS has an internal fault. Contact your dealer
The UPS has an internal fault. Contact your dealer
Check output wiring and if connected devices are in
short circuit status. Disconnect short-circuited loads
and restart the UPS again
Reduce the connected load by switching off some
equipment
Contact your dealer
Contact your dealer
Please replace the battery. If the fault still occurs,
contact your dealer
Contact your dealer
Symptom/ Fault code
Cause / Solution
