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4.4 UPS status checking
1) To check to see if there is any fault , the fault indictor is on or any alarm there or
not.
2) Please find the cause if the UPS is working in bypass mode.
3) If the UPS is working in battery mode, make sure it is normal; on the contrary,
please find out the cause
4.5 Function checking
Do function checking once every 6 months.
1)
Press the off button to see if the buzzer and indicators and the LCD are normal or
not. Please refer to 3.1
2) Press the On button, check the indicators, the LCD and the UPS inverter, and
make sure they are normal
3) When the UPS is working in normal, do battery testing to test battery.
