13
8.
TROUBLESHOOTING GUIDE:
TABLE 1 - INVERTER POWER SWITCH TURNED ON
TROUBLE/ INDICATION
POSSIBLE CAUSE
SUGGESTED REMEDY
No AC output –
DC input below 10 Volts
Recharge or replace
red LED lit
battery
No AC output –
Excessive appliance
Reduce load-wait for
red LED lit
load-thermal shutdown
inverter to cool.
No AC output
Inverter cold
Disconnect load from
inverter. Operate inverter
without load for a few
minutes. Reconnect load.
No AC output –
Inverter fuses open
Check unit for open
Green LED not lit
Internal fuses.
Remove and replace with
same type & rating.
TROUBLE/ INDICATION
POSSIBLE CAUSE
SUGGESTED REMEDY
Low battery alarm
Bad connection or wiring
Tighten all DC
sounds continuously
connections
Low battery
Low battery voltage
Recharge battery.
alarm sounds
Remove load from
inverter while recharging
battery
Motorized power tool
Excessive start-up load
If appliance does not start,
won’t start
then appliance is drawing
excessive wattage and will
not work with inverter
Motorized power tool
Purely inductive load
Make the load not purely
does not operate at
inductive. Operate an
correct speed
incandescent lamp at
same time as motor
Television/Radio
Snow in picture, buzz
Keep inverter and
interference in speaker
antenna distant from
each other. Use shielded
antenna cable. Connect
antenna to amplifier
