Princess 45 . 1990s.

Club member fitted a new alternator a few months ago when old alternator failed. No problems.

The other alternator on the other engine then failed and the replacement alternator has caused all sorts of warnings and over voltage readings.
Port engine alternator only, no probs, fire up the starboard engine and everything goes do lally .....
 
Club member fitted a new alternator a few months ago when old alternator failed. No problems.

The other alternator on the other engine then failed and the replacement alternator has caused all sorts of warnings and over voltage readings.
Port engine alternator only, no probs, fire up the starboard engine and everything goes do lally .....
Hard to say, but my alternators have diodes fitted as standard to split the charge between the engine and domestic banks. What engines is it fitted with ?
 
Hi
Im told I have a split charge relay
The alternator is just a straight charge unit
Either engine charges both banks
 
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