Mercruiser 3.0 alternator

brian3127

brian3127

Chief Petty Officer
Joined
Jun 10, 2007
Messages
507
Serial number of motor 4920382

I need a part number so I can order a new one.
It is a 2wire alternator
The sticker is messed up.
 

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ROY WILLIAMS

Chief Petty Officer
Joined
Aug 8, 2022
Messages
400
brian3127 said:
Serial number of motor 4920382

I need a part number so I can order a new one.
It is a 2wire alternator
The sticker is messed up.
Click to expand...
I was the electronic tech ....I was the dc motors of the electrical 600 VD.C. trains .
I was the motors , then inspect the armature brushes .. also the brush holder is a rusted and jammed of the brush ..cleaned the brush holder and move the brush .also the boat is the DC armature brush holder rusted ...
also the 40 amp alternator ...inspect the Diodes ...
 
brian3127

brian3127

Chief Petty Officer
Joined
Jun 10, 2007
Messages
507
ROY WILLIAMS said:
I was the electronic tech ....I was the dc motors of the electrical 600 VD.C. trains .
I was the motors , then inspect the armature brushes .. also the brush holder is a rusted and jammed of the brush ..cleaned the brush holder and move the brush .also the boat is the DC armature brush holder rusted ...
also the 40 amp alternator ...inspect the Diodes ...
Click to expand...
I don’t understand what you are saying
 
R

ROY WILLIAMS

Chief Petty Officer
Joined
Aug 8, 2022
Messages
400
brian3127

brian3127

Chief Petty Officer
Joined
Jun 10, 2007
Messages
507
ROY WILLIAMS said:

the engines Mercruiser 1978 alternator 1100576 , 1102393 the mercruiser manual 2 books ...

amazon was the greatest alternator also info engines ....
Click to expand...
we ordered the 92497A3 $285 from napa and we will have it today
thanks
 
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