Cummins Marine Diesel Repower Specialists › Forums › Instrumentation & Electronics › Converting 6B5.9M from 12 to 24 volts › Reply To: Converting 6B5.9M from 12 to 24 volts

December 20, 2018 at 11:17 am #50707

Corey Schmidt
Forum Moderator
Vessel Name: Rebel Belle
Engines: Cummins
Location: Oxnard, CA
Country: USA

You should not have to replace the tach due to voltage IMO… can you verify 100% what device is driving the tach gauge? Alternator? Mag Pickup? Generator drive?