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8.2 TROUBLESHOOTING GUIDE
TROUBLE/ INDICATION POSSIBLE CAUSE SUGGESTED REMEDY
No AC output – DC input below Recharge or replace
red LED lit 10 volts battery
No AC output – Excessive appliance Reduce load-wait for
red LED lit load-thermal shutdown inverter to cool. Turn off
Low battery alarm Bad connection Tighten all DC
sounds continuously or wiring connections
Low battery Low battery voltage Recharge battery
alarm sounds Remove load from
inverter while recharging
battery
Motorized power tool Excessive start-up load Rock the on/off switch
won’t start several times. If appliance
does not start, then
appliance 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 and
ground inverter case
9.0 MAINTENANCE
Inverters require minimal maintenance. However, for optimum performance, per-
form the following:
1. Turn off the inverter using the front panel on/off switch.
2. Disconnect the inverter by removing the DC power fuse.
3. Check and tighten all electrical connections, including the ground.
4. Using a non-metallic vacuum cleaner hose, vacuum the fan area and
other air slots.
5. Clean any dirt and dust from the outside of the unit with a damp cloth.
6. Reconnect the fuse and resume operation
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