Specifications

26
CHAPTER 6 TROUBLESHOOTING
Problem Possible Cause Solution
ON/ TEST button is not
pushed.
Press the ON/ TEST button to
turn on the UPS.
(Refer section 3 to turn on the
UPS.)
Battery low shutdown and
utility is absent.
Waiting for line recovery.
The rear panel input circuit
breaker is tripped. (Button is
tripped out)
1. Reduce some loads
connected to the UPS.
2. Reset the circuit
breaker. (Push button in)
UPS is not turned on.
(No alarm, No LED
lights)
UPS fault.
Call for qualified service
personnel if above actions do
not solve the problem.
Batteries inside the UPS are
not fully charged.
Recharge the batteries for at
least 8 hours.
UPS is overloaded.
Remove some unnecessary
loads.
Batteries are weak.
Batteries weak faster when
used often or operating at
higher temperature.
If the battery is near the end
of its life, call for service
personnel. Replace the
battery even if the Replace
Battery LED does not light.
UPS does not provide
expected back-up
time.
Charger fault or other reason. Call for service.
“REPLACE BATTERY”
LED lights on.
Weak batteries.
1. Recharge the batteries for
at least 8 hours.
2. If problem remains Call for
service personnel to, replace
the batteries.
27