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Re: winshild wiper wiring for a TR3

To: GRUSHGANG@aol.com, triumphs@Autox.Team.Net
Subject: Re: winshild wiper wiring for a TR3
From: Jeff Raymond <raymo1@airmail.net>
Date: Thu, 19 Feb 1998 09:55:37 -0600
References: <c0ce9890.34d95868@aol.com> <34D9DA40.44C7@airmail.net>
Jeff Raymond wrote:
> 
> GRUSHGANG@aol.com wrote:
> >
> > Jeff
> >
> > I have a 58 TR3A  (TS26762) .  The Green/Black wire goes to the No. 1
> >  terminal on the wiper motor.  A thin black wire hooks to E terminal which I
> > believe is ground.The No. 2 terminal receives 2 green wires that dissappear
> > into the wiring bundle. I don't know where they lead to, however,l will try 
>to
> > trace them as soon as I get a chance. Hopefully someone on the list can give
> > you a more definitive answer sooner.
> >
> > Barry
> 
> Thanks  - We've opened up the wire harness and have two green wires
> going into one connector that was not hooked up to anything (DPO).  When
> we do put power to the motor the ammeter slams to -MAX and the black
> green wire gets very very hot (smokes if you leave it on too long).  I'm
> beginning to think the armature is stuck, burned or whatever.  Looks
> like it's time to open it up and take a look
> 
> Jeff


The wiper motor is now working.  Here's what we found out.   The DPO had
attached a hot wire to the wiper switch, it should have been a ground
wire.  Consequently when we turned the switch on we were sending 12
volts through the ground and already had 12 volts going to it from the
'real' hot (green).  Translates to smoking wires.  

TR3A Wiper Wiring:

Green wire goes to hot. (Post 2)
Green/black (Post 1)goes to the switch.  All the wiper switch does is
make the ground. 

Apparently the red wire going from the motor to the top of the gear box
is to provide power after the swtich is truned off so that the arms will
continue into the park position.

Apparrently the TR2 had a hot switch (at least that's how I interpret
the wiring diagram).

Does anyone have the ability to post the wiring diagram for a TR3A?  
Barry states that the only accurate one is out of the TR3 owners
manual.  I have tried to get the book but have been told it's out of
print.
Thanks for your help. 


Jeff

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