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Where does horn, rectifier, etc..go?

Posted: Tue Mar 20, 2018 11:35 am
by schrottschlecker
Hello,

can anyone tell me where the rectifier 49072B is mounted on a 1960 Model 18S frame (58 engine alternator/coil)?
Is there a special cable for earth?
I also have no idea where the horn is attached and which horn is correct?

It would be great if someone could describe or even better post a picture of the mess under the seat ;)

Thanks and Best Regards,

Christian

Re: Where does horn, rectifier, etc..go?

Posted: Tue Mar 20, 2018 2:32 pm
by Pharisee
Don't know about the rectifier as mine earlier model has a dynamo but the horn is a Lucas "Altette" mounted behind the engine on the left hand side. It uses an angle bracket bolted to the rear engine plate.
18S_2910-small.jpg
18S_2911-small.jpg

Re: Where does horn, rectifier, etc..go?

Posted: Tue Mar 20, 2018 3:13 pm
by Mick D
Hi

I'm pretty sure your bike would have originally had a Lucas HF1441 horn mounted via bracket pt no 026410 - both shown in the photo below:
Horn and rectifier.png
I believe the rectifier was originally mounted on the back of the tool / battery box but I didn't like the possibility of the rectifier bolt fretting on the battery so made a small bracket to enable it to be mounted on the horn bracket attachment bolt.

Yes, there is a dedicated earth lead from the rectifier.

Regards Mick

Re: Where does horn, rectifier, etc..go?

Posted: Tue Mar 20, 2018 10:12 pm
by schrottschlecker
Thanks for your replies and the photos. The Altette looks very nice, but I think my horn will be hidden between oil tank and battery / toolbox.
I have ordered a new wiring harness and lighting/ ignition switch at AMOC for 58/59 specs. I hope that will match the rest.

I will post some pictures of the progress soon.

Cheers,

Christian