BatteryMINDer 48021 - Manual (Page 10)

BatteryMINDer ® Models 36271 & 48021
Rev. C-070313 Page 10 P/N VDC36271/48021-MNL
3. Connect the BatteryMINDer to the battery.
4. Charge battery to its maximum level. Allow battery to remain for a
minimum of 72 hours before retesting. If improvement is seen, continue
until battery voltage reaches full capacity level or no further increase is
seen.
Note : OPTIMA brand “Yellow Top” starter/deep cycle batteries have a
fully charged “resting” voltage of 39.3 / 52.4 (OCV). Increase above
values accordingly.
OCV=Open Circuit No Load Voltage
OCV - “Rested” Voltage Full Capacity
Percentage
36V 48V
38.7 - 39.3 51.6 - 52.4 Volts 100%
37.8 - 38.7 50.4 - 51.6 Volts 75%
37.2 - 37.8 49.6 - 50.4 Volts 50%
36.6 - 37.2 48.8 - 49.6 Volts 25%
36.0 - 36.6 48.0 - 48.8 Volts 0%
<33 Volts = shorted <44 Volts = shorted