Schumacher SC-8020A Battery Charger User Manual


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COMPLETION OF CHARGING: 11.5
12V Standard Battery: • Charge completion is indicated by the

switched to the Maintain Mode of operation.
12V AGM OR GEL CELL BATTERY:• The CHARGED LED comes on
when the battery is charged enough for normal use. After charging is

14V.
MAINTAIN MODE11.6 



maintained at a level determined by the BATTERY TYPE selected.
NOTE:
LED might be lit before the maintain mode is started.
GENERAL CHARGING NOTES:11.7

but the fan might run continuously when maintaining a fully charged bat-
tery. The fan does not run in Tester Mode.
If the charge mode is changed after charging has started (by pressing

restart.
The voltage displayed during charging will usually be higher than the bat-
tery’s resting voltage.

charging voltage.
CHARGER CONTROLS12.
DIGITAL DISPLAY
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