VicS

I don't know what that is . Red should indicate a connection to the battery positive or alternator output and the only red wire...

Sorry. There was a word missing from that ( now corrected.) It should have read, "However, if the engine has an isolated electrical...

The fact that the engine can be started Ok from the start button on the panel indicates that there is power getting to the panel. It...

If it starts easily and idles properly it seems unlikely that any real damage has been done but it would be sensible to carry out a...

All the information I have indicates that the tacho has a sensor mounted on the flywheel housing looking at the ring gear teeth You...

There are various shunts available from Blue sea from 50A to 500A but these current figures are for a calibration of 50mV potential...

I reckon your next step is to remove the elbow and examine it. Look to see if Dellquay and I are right about its construction and decide...

I dont think they will be "banging away at each other" but unless they have been carefully matched there is bound to be a small...

I think you are close to the OP's real problem. I don't believe there should be a hole where he suggests and making one or enlarging...

I dont know if the two alternators could simply be connected in parallel to the single input. William H seems to suggest they could be...

I think the electrics should be set up just like any single engined boat with alternator to engine start battery then diode or VSR to...

I see Argofets with 2 or 3 outputs but only one input. Would you connect both alternators to the single input or could you use a Victron...

Post #6 ......... Great minds work alike ! I cannot believe that the engine temperature would reach the the alarm point in 4 to 5...

You say that the light comes on but "not very bright" and that the alarm sounds " but very quiet". I'ts possible that there is some...

What andsarkit says. ................ The tacho connection on Hitachi alternators is "P" L is the warning light connection R is the...