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AQUILA OPERATING MANUAL
NW Explorations
4G7: DC Voltmeter
To the right of the helm is an analog voltmeter measuring the voltage in
the various batteries. Batteries are selected by a “Battery Test” switch
located to right of the meter. The switch positions are:
1 = Starting Battery
2 = House Battery*
3 = Generator Starting Battery
Battery
voltage ranges and their significance:
12.8 volts
Fully charged battery, no charger or load connected.
13.1 - 13.4 volts
“Float” charge, charger on. Keeping batteries topped off.
14.0 - 14.3 volts
“Bulk” charge, charger on. Batteries getting recharged.
12.5 volts or less
Battery getting low.
11.0 volts or less
Battery is considered seriously discharged.