App-A. Troubleshooting - Powercom 1000 User Manual

Restore
1. Check the UPS display; it should show "Manual Bypass Mode" with indications
2. Press the" Function" button for 3 seconds and toggle to "Manual Bypass."
3. Press "Enter" to select. You will see the setting as "ON" displayed in LCD.
4. Use the "Function" button again to set Bypass on "OFF" and press "Enter" again.
UPS will return to Line-Mode.
Troubleshooting procedures give simple instructions in determining UPS
malfunctions. Start the troubleshooting procedure if you witness any alarm indication.
Alarm
The UPS has an audible alarm. When different situations occurred, UPS will alert
users with display and buzzer.
Please refer to the troubleshooting chart below for detail information
Silencing Alarm
Here is the instruction to mute the active alarm or future alarm notification:
Note: During battery-mode, if the battery is low on power, the alarm will sound
regardless of silent-mode enable/disable.
Silencing during Battery-Mode: Press any button when the alarm occurred.
Silent Mode: configure on LCD to enable/disable all audio malfunction warning.
If troubleshooting does not include or resolve your situation, feel free to contact for
technical assistance.
Situation Display
High Output Voltage
Low output Voltage
Output short
Bus fault
Over-temperature
Set wiring fault
Output overload
Over-charge
Charger failure
Battery failure
Line abnormal
Battery test
Battery mode
Low battery
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APP-A. Troubleshooting

Alarm
Constant beep
Constant beep
Constant beep
2 beep/seconds
2 beep/seconds
1 beep/seconds
2 beep/seconds
Constant beep
N/A
3 beep/5 seconds
1beep/seconds
N/A
1 beep/ 5 second
with display
2 beep/5 seconds
with display
Description & Solution
High output voltage.
Please contact for technical assistance
Low output voltage.
Please Contact for technical assistance
Output short circuit.
Please Contact for technical assistance
High internal DC bus Voltage.
Please contact for technical assistance
High surrounding temperature.
Ensure fan operational and ventilation clear.
Contact for technical assistance If the problem remains
Wrong UPS input wiring between natural and line, turn the
plug 180 degrees and plug it in.
The connected load power requirement exceeds UPS
provision. UPS will switch to bypass mode when overload in
Line-mode. Shut off less essential equipment connected to
UPS. UPS automatically switches back to normal when the
problem resolves.
Battery overcharged,
Turn off UPS and contact for technical assistance
The charger has failed. Contact for technical assistance
The battery has failed. Contact for technical assistance
Wrong AC line backed up during auto restart. Please
reconfirm your main power and frequency
UPS battery test processing.
UPS will return to normal operation after completion. No
The unit is operating with battery power.
secure your data and perform a controlled shutdown
UPS will shut down due to low battery voltage. The unit will
restart automatically when sufficient power returns.
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