vickyb wrote:QR_BBPOST Thanks everyone for all your help. Seems that the issue happened to be that the breakers for the alternators were tripped and the battery was dropping continuously till they could no longer keep the engines going at full power
Interesting. Both breakers were tripped? How long were you cruising before you noticed the drop in RPM? (if less than a couple hours I'd suspect the batteries are getting weak).
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