button to set the unit in the maintenance mode. The light will blink continuously until it is disconnected from the battery.
6. Allow the battery to remain in the maintenance mode for a minimum of 72
hours before you test it for dead cells. Use a hot/cold calibrated hydrometer
tester for the most accurate results. If you see an increase in the Specific
Gravity (SG) indicating that there is an improvement in the battery's condition,
continue desulphating for an additional 72 hours and retest the battery.
Continue this process until the SG reading of the battery does not increase
anymore.
Testing wwith aa HHot/Cold CCalibrated HHydrometer TTester
Read the tester instructions carefully for most accurate readings.
1. When using the tester the first time or after a long period of non-use, fill the
tester with the battery fluid and let it sit for 1/2 hour or longer. This will soak
the balls in order to give you more accurate readings. Failure to do so will
give you false readings indicating a battery that may not be in as good a
condition as you may have thought.
2. After inserting the tester in a cell, gently tap the tester several times against
the inside wall of each cell to dislodge air bubbles that will cause more balls
to float than should. Failure to do so will yield false readings that indicate a
battery that is not fully desulphated or does not qualify for desulphation.
3. If no balls float in any cell, the cell is considered shorted. This means that
your battery is beyond the point of being properly recharged or reconditioned.
4. Dispose of the battery.
5. If each cell floats two or more balls (or 1260 on gauge-type), your battery can
be reconditioned.
6. Always rinse the tester with fresh water after every use. Failure to do so will
cause false readings.
7. Store the tester in the holder to prevent breakage.
Testing aa SSealed, MMaintenance-ffree, GGelled-ttype LLead AAcid BBattery
These batteries have no filler caps or manifold-type covers. If you cannot gain
access to the interior of your battery, because it is sealed, you cannot test it with a
hydrometer.
1. Test the battery with a voltmeter. If the voltage is less than 11 volts, charge
the battery overnight with a regular charger or with the BatteryMINDer Plus.
2. Let the battery rest for minimum of 8 hours, which means that you do not use
or charge the battery for 8 hours.
3. Test the battery with a voltmeter. If the voltage is less than 12.2 volts (25%
charge), the battery might have too much sulphation in it to reach full charge.
4. Connect the BatteryMINDer Plus to the battery.
5. Lightly touch the Maintenance button to start the maintenance/desulphation
mode after 3 days.
6. Let the BatteryMINDer Plus desulphate the battery at least a week in the
maintenance mode.
7. Test the battery again with a voltmeter.
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