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8. Trouble Shooting
If the UPS system does not operate correctly, check the operating status on
the LCD display. The Warning code or fault code is shown in Warning&
Fault Code Table 6.1
If the UPS system does not operate correctly, please attempt to solve the
problem using the table below.
Warning
&
Fault Code
Problem
Possible cause
Remedy
/
No indication, no
warning tone
even though
system is
connected to
mains power
supply
1) No input
voltage
2) Breaker open
1) Check building
wiring socket
outlet and input
cable.
2) Check the Breaker
/
No
Communication
data
1) RS232 wire is
not matched
2) USB wire is
not matched
1) check or change
the RS232 wire
2) check or change
the USB wire
/
Emergency
supply period
shorter than
nominal value
1) Batteries not
fully charged
2) Batteries
defect
1) Charge the
batteries until the
Batteries are fully
charged
2) Change the
batteries or
consult your
dealer.
FANF
Fan fail
Fan abnormal
Check if the fan is
running
HIGH
Battery over
voltage
Battery is over
charged
Switching to battery
mode automatically,
Summary of Contents for Tacoma HT 1K-3KVA
Page 11: ... 8 UPS Block Diagram ...
Page 39: ... 36 Appendix 1 Rear panel Schuko 1K 1KL 2K 2KL ...
Page 40: ... 37 3K 3KL ...
Page 41: ... 38 Appendix 2 Rear panel IEC 1K 1KL 2K 2KL ...
Page 42: ... 39 3K 3KL 3K TB ...
Page 43: ... 40 ...
Page 44: ... 41 ...