Selmarturbo4batterychargerinstructions

Clicking is normal during the desulfation phase. A faint buzzing is also normal. Loud arcing or sizzling is not – disconnect immediately.

A: This is a serious issue often caused by a short circuit inside the charger, typically a failed bridge rectifier . This component converts AC to DC power. If it cracks, it creates a short, causing excessive current draw and heat. A repair by a qualified electronics technician is required. selmarturbo4batterychargerinstructions