4)
Do not lay tools or metal parts on top of batteries.
5)
Disconnect charging source prior to connecting or disconnecting batteries terminal.
Preventative maintenance ensures the longer service life of UPS.
Please check the following things every month:
1.
Make sure the air flow is not blocked;
2.
Make sure that the UPS surface is not covered by dust;
3.
Check that the connection cables, the output and the connecting cables are properly connected and
that the insulation is effective;
4.
Make sure that the UPS is not affected by moisture;
5.
Let the UPS work in battery mode for about 5 minutes and in this period, if there is no other alarm from the
UPS, then the UPS works normally; if there is other alarm message, please contact your seller for help.
The UPS contains sealed lead-acid maintenance-free battery. The bad environment, high discharging frequency,
high temperature, will dramatically reduce the service life of battery. The service life of battery will also reduce
even it is not used.
It is suggested to discharge the battery once every 3 months when AC is normal. Short works of the battery
mean that you need to change it for a new one.
Use this table below to solve your problems.
Problem
Probable cause
Solution
The mains is normal, but the UPS is
working in the battery mode
AC input fuse is broken
The fuse is placed with AC input of the
UPS. After disconnecting the AC plug, put
out the fuse and replace it with a new one.
When AC fails, the computer doesn’t
work.
Battery low voltage
Please turn on the UPS and charge the
battery for at least 10 hours, when AC is
normal and then turn on the UPS.
When power fails, backup time is
shorten.
The UPS is overload
Remove some critical loads.
Battery voltage is too low
Charge UPS at least 8 hours.
Battery defect. It might due to high
temperature operation
environment or improper
operation to battery.
Replace the battery with the same type.
