Configuration - Nature Power 40400 Owner's Manual

 Place the optional battery box on the right hand side of the main unit.
 Ground the two battery boxes together and to earth ground by using the supplied
ground cable through the "Grounding Electrode Terminal"
 Take out the auxiliary DC input port from the main unit and connect it to the second
battery box output port.
 The unit is now ready to provide power to double the run time.
Tips: The second battery box is design to be stackable. Using the above procedure
can parallel multiple battery boxes.

4. CONFIGURATION

Please read the following table to fully understand unit settings and desire your own
desirable settings. Unit default setting is "Full Automatic" (In1, Ch1, Al1).
Understanding of Unit Setting
Inverter
In0 Inverter is disabled, unit will not provide backup function when utility
power is not available
In1 Inverter is set to standby mode. Unit will provide backup function when
utility power is not available
In2 Inverter is forced to turn on even when AC utility power is available. The
inverter will only switch back to utility mode when internal battery is
getting low. With this setting, the 5A internal charger is set to Ch0 by
default.
Charger
Ch0 Internal 5A charger is disabled. The charger will not charge the internal
battery when utility AC is available.
Setting
Setting
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