Windy Nation VertaMax Power Inverter - Manual (Page 13)

VertaMax User Manual
Revision 1.0
1) Remove the four screws located on the DC INPUT end of the inverter as shown below.
2) Carefully Remove the end cover to expose the inside of the inverter
3) Locate the fuse sockets as shown below and remove each fuse by pulling it up and out from the
socket.
4) Replace the fuse with the spare fuses provided.
5) Replace the end cover and the four screws that were removed in step 1.
5.3 T ROUBLESHOOTING
Problem CAUSE Possible Remedies
No Power, No Indicator
Battery is defective Replace battery
Blown fuse Determine cause for fuse blowing and then
replace fuse
Loose cable connections Check connections and tighten as necessary
Unit operates for a
short period and then
turns off Load is trying to draw too much
current Be sure load is less than rated watts of inverter.
Remove excessive load. Turn inverter off and
back on to reset.
Alarm sounds.
Low voltage
Shorten battery cables or use thicker battery
cables. Recharge battery.
Over Temperature Protection Allow unit to cool. Improve air circulation around
unit. Locate unit to a cooler environment. Reduce
load if continuous operation is required
Overload Reduce load or use a larger inverter
Bad Connections Check all connections and tighten as needed.
Measured inverter
output voltage is too
low.
Modified sine waves may read
incorrectly on typical multi-meters Inverter’s “modified sine wave” output requires
“true RMS” voltmeter for accurate measurements
Battery voltage is too low Recharge battery
Over load Reduce the load
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