Might try that. You are right, nothing to lose. Got the horn back together and
it has a good solid tone. Only rivets I had were too short or too long (as
usual) so I have it together with machine screws until I can substitute rivets
of the correct size. Thanks for all of the suggestions.
David
Sent from my iPhone
> On Sep 3, 2021, at 9:27 AM, Jeff Scarbrough <fishplate@gmail.com> wrote:
>
> If you can disassemble the horn, you should be able to disassemble the
> relay. Try cleaning the points in it. What have you got to lose?
>
>> On Fri, Sep 3, 2021 at 8:43 AM DAVID GILL <davgil@aol.com> wrote:
>>
>> Thanks David. You always have good advice. Iâ??m getting about 9 volts on
>> the purple and yellow wire with the bottom pushed. 11.7 volts on the purple
>> with the button pushed. The relay is only operating intermittently now and I
>> am pretty confident it is toes up. Iâ??ve cleaned all of the contacts and
>> tested the horns with direct power. One worked well and I had to disassemble
>> the high tone. Cleaned the points and it appears to be operational now.
>> Iâ??m going to do a bit of cleanup and reassemble it this morning. Iâ??m
>> relatively confident that a new relay will get me done with this little
>> project. Regards,
>> David Gill
>>
>> Sent from my iPhone
>>
>> On Sep 3, 2021, at 8:27 AM, DAVID MASSEY <dave1massey@cs.com> wrote:
>>
>> 
>> The follow-up question is what voltage do you read on the Purple wire when
>> the horn button is pushed? There could be a poor connection anywhere in
>> that line and at the fuse itself. Try disconnection and reconnecting
>> everything (that is convenient) in that circuit. This will scrape off some
>> of the accumulated corrosion and can make things work again.
>>
>> Do the easy stuff first, I always say. (Sometimes I even follow my advice.
>> ;-) )
>>
>> Dave
>>
>>
>>
>> -----Original Message-----
>> From: Bob Danielson <75tr6@tr6.danielsonfamily.org>
>> To: davgil@aol.com <davgil@aol.com>; triumphs@autox.team.net
>> <triumphs@autox.team.net>
>> Sent: Fri, Sep 3, 2021 6:19 am
>> Subject: Re: [TR] Horn relay questions
>>
>> AAW Wiring diagrams are per model year and very accurate and it shows the
>> horn relay as being 4 pin fed by P, PB and PY
>>
>>
>> <6B8E42070E7949809DC5BA176C17B02E.png>
>>
>> Bob Danielson
>> TR6 Interior Panels, Boot Covers and Fender Blankets
>> http://tr6.danielsonfamily.org/PanelBootSales1.htm
>>
>> From: davgil@aol.com
>> Sent: Friday, September 3, 2021 6:47 AM
>> To: triumphs@autox.team.net
>> Subject: [TR] Horn relay questions
>>
>> I have a 5 pin horn relay on my 1976 TR6 that appears to be original. I am
>> only getting 9 volts on the purple/yellow output to the horns so I am
>> assuming a bad relay, but I cannot find the purpose of the 5th pin. It is
>> not the horn ground from the push button, input from the fuse box or output
>> to the horns. My wiring diagrams all show only 4 pins for the relay. I
>> cannot read the pin identifiers so there is no help there. The wire is
>> black with a tracer color that is faded so I cannot determine what it is.
>> Any ideas would be appreciated.
>> David Gill
>> 1976 TR6
>>
>> ** triumphs@autox.team.net **
>>
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>>
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