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Re: [TR] Electrical Gremlin

To: triumphs@autox.team.net
Subject: Re: [TR] Electrical Gremlin
From: TERRY SMITH <terryrs@comcast.net>
Date: Wed, 29 May 2019 21:41:18 -0400 (EDT)
Delivered-to: mharc@autox.team.net
Delivered-to: triumphs@autox.team.net
Importance: Medium
References: <765C507C-32A2-4A9C-AC29-DD6259DB7F68@gmail.com> <976614161.167610.1559180205648@connect.xfinity.com>
Oh, and replaced the fuel pump and all fuel filters.  


> On May 29, 2019 at 9:36 PM TERRY SMITH <terryrs@comcast.net> wrote:
> 
> 
> Alas, I have been a good boy...relatively speaking, of course.  Yet 
> nonetheless the Prince of Darkness, St. Lucas, has descended to wreak havoc.
> 
> TR3 engine starts and runs, then flutters and, now, dies.  I've been through 
> the fuel system completely, short of a magnet in the fuel tank, which I might 
> try.  Completely disassembled the carbs again today.  Jets centered, float 
> bowls have no gas in them, float valves perfectly adjusted, and the puff test 
> shows they stop flow as they should.  Mixture and idle is right.  Not to 
> mention I tried a complete swap out of these carbs (rebuilt by Quantum 
> Mechanics some years back).  
> 
> I've tracked wiring through the system.  I thought a partial open (broken 
> wires) at the lighting switch where it feeds the ignition switch would fix 
> it.  Didn't.  Replaced the 60 year old ignition switch. Didn't fix it.  
> Double checked the fuse holder for solid and clean connections.  Not the 
> issue.  When it does run, the voltmeter (not ammeter) shows just the 12 volts 
> from the battery, and not a charge.  White wire from the fuse to the coil 
> tests no short to ground, and bypassing it with another connecting wire 
> doesn't cure the problem either.  
> 
> So question.  When one has done the Pertronix modification (I replaced that 
> too), the generator control is wired differently.  I've checked connections 
> there and they're good.  But is there any break-down inside that could cause 
> a power disruption to the ignition system.  
> 
> Second question, I can't really tell from the wiring diagram whether the 
> generator or the starter could be stealing power from the ignition system.
> 
> I'll be back at it tomorrow, but any thoughts?
> 
> Best,
> Terry Smith, '59 TR3A  TS 58667
> New Hampshire
> ** triumphs@autox.team.net **
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