Harley Davidson Battery Won't Charge

The Harley-Davidson 800mA Waterproof Battery Tender features a three-step charging system that constantly monitors battery voltage to bring.

Harley davidson battery won't charge. Basically this does not allow the regulator to send voltage to the battery any higher than 146 volts. A forum community dedicated to all Harley-Davidson model owners and enthusiasts. The table below shows the estimated time to charge your Livewire from empty to full.

Discussion in Electrical started by. Harley Davidson voltage regulator problems- Read Up. Some Harley owners like to fix their own bikes thereby saving both money and riding time.

Jump to Latest Follow 1 - 14 of 14 Posts. Fully charge the battery then let it sit for awhile to stabilize and check the voltage across the terminals with the ignition off should read 127 volts or more. Youre on a long ride home at night.

Check for continuity through the alternator windings check each diode in the rectifier stack and look for a voltage regulator which may be defective. First check your battery connections and make sure they are tight and clean. Forums General Tech Harley Davidson Electrical battery wont charge please help.

Battery is new and connections all seem good. Harley Davidson Forums. As I mentioned earlier a bad regulator cannot control the voltage which overcharges the battery.

You stop to investigate and find that the battery is nearly dead. What he meant was your output- or charging voltage should be just like a 12 volt car around 135- 142 volts. Start the bike and test the voltage at the battery with the bike running it should.