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Troubleshooting
Should maintenance prove necessary, the following steps should be followed :
1. Check if UPS input wiring is done properly.
2. Check if all air switches are tripped off.
3. Check if voltage input is within specied range.
Please refer to
Ā
Reference Table of LED indicators and LCD display
ā
of this User
Manual rst and then conduct proper treatment.
If problems still exist, please contact SANTAK service hotline at 400-830-3938/800-830-
3938 and provide the following information:
MODEL and SERIAL NO of the UPS
˗
Failure date
Detailed failure description (including LCD malfunction, indicator condition, buzzer
information, power and load capacity etc.).
Table of Malfunctions
Symptom
LCD Display or Possible cause
Solution
The fault LED is lit,
periodic beeps
Overloaded in bypass or
inverter mode
Remove some load. Loading level
shall be less than the nominal
power capacity.
Mains out of tolerance
Check that the input wiring and
input voltage are normal
Battery disconnected
Check the battery breaker and the
battery wiring
The fault LED is lit,
continuous beeps
UPS fault
Contact SANTAK customer
service center
Battery discharging time
less than 1/3 of initial
discharging time
Battery exhausted
Charger fault
LCD panel has no
display
Long press ESC 3S,LCD
replacement.
