0 maintenance – Vector MAXX SST VEC049C User Manual

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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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