Quote:
Originally Posted by Barefoot
The owners manual says "A steady red fault LED confirms an internal electrical fault of the Delta Q, and requires charger to be replaced and return. It must be validated first by testing individual batteries with a voltmeter."
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My way is easier plug in the charger, then take a hammer or wrench and tap on the Delta Q charger. If it cycles through the leds it has a bad circuit board and the charger is bad.