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Messages - HutchSR3

#1
Thanks Bob,
I will give that a try, I wanted to get the wiring done before firing up the engine.
I have been in touch with dieselgman, and ordered parts for SR3.
Paul
#2
Bob,
No, I have yet to fire it up, I have just finished putting it back together and wanted to get the wires in the alt put back.
The two wires for the exciter field were just hanging, not labelled, do you know if it matters about polarization, on the rectifier it has + and - .
From what I understand after the rectifier was the frequency control unit and on the other side was the voltage control unit, old tech. the new ones have the AVR.
These were missing! this was an old coast guard gen, they probably pulled them off for parts before sending to gov. sales.
Thanks
#3
Thanks Bob,
I have never seen a transformer like that, L1 and L2 both have heavy windings as you mentioned, it's hard to trace being covered.
It's too bad all the control wiring was ripped out.
Even if I go to an AVR, I should probably leave it in then!
As you said hopefully some has seen or has drawings for this alternator.
Cheers
#4
FYI.
more photos.
#5
Hi,
This is my first post.
I have a alternator wiring question.
I recently purchased from auction a Lister SR3 with Stamford C20A alternator which was in pieces.
After assembly I trace everything out and realized the Fequency Unit and Voltage Control Unit were missing.
I have purchased a SX460 Automatic Voltage Regulator to replace the old components, according to the instuctions the exciter stator field xx- and x+ connect to the board, so can I remove the transformer-coil/rectifier assembly and replace with board?
Also I have one electronic component I can not identify it has 14 gauge wire and has one lead marked #2 photo 2012 014.
Please see photos and wiring lay out.
Any help is appreciated.
Thanks