Charging Battery with Alternator - Warning

This is a moderately discharged battery hooked up to charger.

(1) Charger attached and dialed to bring voltage across battery to 14.2 Volts. Current draw was around 35 amps.
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(2) As current did not drop after a couple of minutes, I manually turned the charger down to get 13.3 volts, 8-10 amps

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(3)45 minutes later voltage has come up to 14.4 V, yet the charge rate is down to 5 amps. thumbs_up-gif.gif
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When that battery charger was new it had a temperature probe to place in a battery cell. It would have automatically reduced the power if the acid started to get too warm.