Recent content by bajajim

Sounds like your regulator chip is whacky! You are spot-on about the 14.7 volts being full charge in your application but once it reaches that level it is suppoed to keep up with demand and usually runs about 12.8 to 13.5 volts depending on load.

I am a retired electronics technician from Boeing and have some experience with these batteries. The most comprehensive tests you can perform on an Optima are charging at 5 or more amps (this depends on the ah capacity of the battery) until the voltage reaches 15. If it doesn't reach 15 OR the...

I am a retired electronics technician from Boeing and have some experience with these batteries. The most comprehensive tests you can perform on an Optima are charging at 5 or more amps (this depends on the ah capacity of the battery) until the voltage reaches 15. If it doesn't reach 15 OR the...