Vector VEC049C owner manual 9.0MAINTENANCE, Troubleshooting Guide

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

9.0MAINTENANCE

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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