Do not install a fuse higher than 15-amp, as this may damage the inverter. Make sure to correct the cause of the blown fuse before using the inverter again.

8.Troubleshooting

PROBLEM

REASON

SOLUTION

 

 

 

Alarm is On.

Display shows .

Cycle the inverter

 

Device has a short

power OFF and ON.

 

circuit or demands too

If problem persists,

 

much surge power.

 

 

use a larger inverter

 

 

or a smaller device.

 

 

Remove the

 

 

defective device.

 

 

See warranty and call

 

 

Customer Service

 

 

1-800-621-5485

 

 

(Hours 7:00 am to

 

 

5:00 pm CST).

 

Display shows .

Recharge/replace

 

12-volt battery is too

battery

 

low.

 

 

Display shows

12-volt battery is low.

 

voltage in between

Recharge/replace

 

10.5 and 11.0-volts.

 

 

battery.

 

 

The inverter will

 

 

automatically shut

 

 

off after battery

 

 

voltage reaches

 

 

10.5-volts.

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Schumacher XI41DU owner manual Troubleshooting, Problem Reason Solution