Troubleshooting Reference - Carbest 82294 User Instruction

UK
6� TROUBLESHOOTING
Acoustics buzzer alarms
When applying the inverter to acoustics devices, some inferior acoustics
devices will buzz, this is because the output wave from the inverter is modified
sine wave inverter�
TV Interference
You can get minimum interference through use of a filter� On some occasions,
when the interference of every weak signals becomes too obvious, you can try
the following:
• Place the inverter far from the TV and TV antenna�
• Try to change the direction of TV signals cable and TV antenna to reduce the
interference to minimum�
• Use screen cable antenna of highly quality�
Problem: No output voltage
Possible Causes
Battery voltage too low
Overload
Inverter thermal protection
Inverter start-up fail
Reverse polarity connection and fuse
melted
Problem: Inverter no response
Possible Causes
Poor contact between battery and
inverter
Reverse polarity connection and fuse
melted
Problem: Output voltage low
Possible Causes
Input voltage too low
Overload
Problem: Low voltage alarm
Possible Causes
Battery no power
Battery voltage too low or poor
connection
Carbest Power Inverter 82291/82292/82293/82294
Solution
Recharge or replace the battery
Reduce the load
Cool the inverter and place it in the
place with good ventilation; Reduce
the load�
Repeat starting the inverter
Replace the fuse with a fuse of equi-
valent value�
Solution
Reconnect them
Replace the fuse with a fuse of equi-
valent value�
Solution
Make sure input voltage is within the
rated range�
Reduce the load
Solution
Recharge the battery
Recharge the battery, check terminals
con nection or clean terminal with a
dry cloth
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