[C320-list] Alternator 12v 55 a

Ted Harrison tharrison at innovations-plus.com
Sun Jul 16 19:02:18 PDT 2017


So sorry your right. 

The alternator is an IC REG built in Hitachi JapAn, LRI 55-20  , 129772-77200

Engine is Yarmar 3gm 30f

This alternator has an internal regulator 

Any help on the wiring ?

Hull 424 1997 

Ted Harrison

> On Jul 16, 2017, at 8:38 PM, Warren Updike <wupdike at hotmail.com> wrote:
> 
> Here is another reason why I recommend you include your hull number in your post, and in this instance the engine and alternator make. 
> On the Perkins M30 with original Lucas alternator, that would be the tack wire. When I upgraded and added the external regulator, the tact feed comes from the regulator. 
> I understand that with some later engines the tack came off the flywheel. Can't help on that.
> 
> Warren and Pattie Updike
> 1994 C320 "Warr de Mar" #62
> Middle River, Chesapeake Bay
> 
> -----Original Message-----
> From: Ted Harrison [mailto:tharrison at innovations-plus.com] 
> Sent: Sunday, July 16, 2017 11:50 AM
> To: C320-List at Catalina320.com
> Subject: Re: [C320-list] Alternator 12v 55 a
> 
> I thought the tack comes from the transmission 
> 
> 
> Ted Harrison
> 
>> On Jul 16, 2017, at 11:33 AM, Jim Brown <jbrown5093 at gmail.com> wrote:
>> 
>> Tach?
>> 
>> Jim Brown
>> 
>> On Sun, Jul 16, 2017 at 11:12 AM, Ted Harrison <
>> tharrison at innovations-plus.com> wrote:
>> 
>>> There are several wires on the back of the alternator.
>>> 
>>> Positive, negative
>>> 
>>> Then two wire in a connector. One I have been able trace to the voltage
>>> gauge.
>>> 
>>> What is the other wire for.
>>> 
>>> Ted Harrison
> 


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