Additional Information PowerCharger 12/20-3 English
Mastervolt, Inc. 7380 Cocal Cola Drive, Suite 112-113 Hanover, MD 21076 USA Tel.: 443-459-5370 Email: infoNA@mastervolt.com Copyright © Mastervolt v1.1 100531US
CHANGING THE SETTINGS
Setting mode
Press Set button for 5 seconds to get into the setting mode. The Load bar segment next to the actual setting will blink.
Press Set again to scroll through the settings. Not touching the button for 120 seconds leaves the settings unchanged. If
you press and hold the Set button for 5 seconds, the selected setting will be saved. Press Set shortly to see the new
setting.
Actual state of the 3-step charging
method: Float, Absorption and Bulk.
2-step
Wet
Gel/ AGM
Display operation of the PowerCharger
POWER LED
Illuminating
green = on,
red = standby.
Set button
Press Set for 5
seconds to start
the setting mode.
See Setting mode.
Meaning Load bar
+ POWER
LED
green
+ POWER
LED
blinking
red
In
Setting mode
Load
bar
Current
100%
Temperature
error
Current 75% Charger
failure
Current 50% Wrong AC
voltage
2-Step charge
Off = 3-Step
Current 25% Battery
voltage high
Lead Acid/Wet
battery
Current 5%
(Float, Abs,
Bulk: On)/
Battery low
(Float, Abs,
Bulk: Off
- Gel/AGM
battery