Underway, radar, AP, 2 VHF, 2 displays, voltage at battery bank is 13.19 volt. Is that too low, is my alternator faulty? 1500rpm Lehman 120. I have not metered at alternator , to much sea state to get there safely. Metered at 1hr, 2hr, 4hr underway, same voltage. Batteries are 2 GC-145 new and installed yesterday.
Age of alternator unknown, engine hrs 2675.
Age of alternator unknown, engine hrs 2675.