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Thanks, Bob. That's my read as well. I'll report if the replacement I've =
ordered from BP North doesn't fix it.
> On May 15, 2019 at 10:54 PM Kinderlehrer <kinderlehrer@comcast.net> wrote=
:
>=20
>=20
> I=E2=80=99ve had 2 of them fail with the magnets in the collar gettin=
g all askew. Doesn=E2=80=99t run well like that.
>=20
> =20
>=20
> Bob
>=20
> =20
>=20
> From: Triumphs [mailto:triumphs-bounces@autox.team.net] On Behalf Of =
Randall
> Sent: Wednesday, May 15, 2019 7:45 PM
> To: TERRY SMITH; triumphs@autox.team.net
> Subject: Re: [TR] Pertronix Failure?
>=20
> =20
>=20
> Well, maybe. Is it loose on the point can? Or does the point cam just=
turn back and forth a bit?
> Or does the whole mess move side to side?
>=20
> It normal for the point cam to be able to turn slightly. But there sh=
ould be no side to side play; and the plastic piece should be tight on the =
point cam.
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> Side play is usually a sign of wear in the shaft bushing. If the plas=
tic piece is loose, its probably just time, heat and vibration vs cheap pla=
stic.
> -- Randall
>=20
> On 15 May 2019 18:41:10 GMT-07:00, TERRY SMITH <terryrs@comcast.net m=
ailto:terryrs@comcast.net > wrote:
>=20
> Okay, so I was wrong. I thought the intermittent engine miss on the =
TR3 had to do with a dislodged damper on the forward carb. Test drive said=
no, engine still stumbled, cleared, stumbled again. Changed fuel filters =
out because they were due anyway. Problem persisted. Checked the floats m=
ovements, all fine. Problem persisted. Finally just swapped the carbs ent=
irely with spares that I knew worked, problem persisted. So...not fuel. I=
f it were valves, it wouldn't be intermittent, unless a valve were sticking=
, right? =20
>=20
> =20
>=20
> Next up assumption is it's electrical. Swapped the distributor, wire=
s and rotor with spares I knew worked. Problem persisted. Checked for pot=
ential electrical shorts. Nothing obvious. Yeesh!
>=20
> =20
>=20
> I run a Pertronix. Went online and read about Pertronix troubleshoot=
ing. Piece I read mentioned that the trigger magnet that spins on the roto=
r can come loose and affect the timing. I checked this and LO! The trigge=
r magnet is indeed loose. I seem to remember when I put it on some eight o=
r nine years ago, that it went on tight. But it now wiggles about an eight=
h of an inch back and forth, maybe a bit more. =20
>=20
> =20
>=20
> So question. Do I remember correctly, it's supposed to be tight? An=
d second, what would cause it to come loose over time?
>=20
> =20
>=20
> I know it could still be a sticking valve, but this first. Thanks, e=
veryone for patience with this long message.
>=20
> =20
>=20
> Terry Smith, '59 TR3A
>=20
> New Hampshire
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<!DOCTYPE html>
<html><head>
<meta charset=3D"UTF-8">
</head><body><p style=3D"font-size: 12pt; font-family: helvetica, arial, sa=
ns-serif; color: rgb(51, 51, 51);">Thanks, Bob.  That's my read as=
well.  I'll report if the replacement I've ordered from BP No=
rth doesn't fix it.</p><blockquote type=3D"cite">On May 15, 2019 at 10:=
54 PM Kinderlehrer <kinderlehrer@comcast.net> wrote: <br> <br><div =
class=3D"ox-7c23cf25df-WordSection1"><p class=3D"ox-7c23cf25df-MsoNormal"><=
span style=3D"font-size: 11.0pt; font-family: 'Calibri','sans-serif'; color=
: #1f497d;">I’ve had 2 of them fail with the magnets in the collar ge=
tting all askew. Doesn’t run well like that. </span></p><p class=3D"o=
x-7c23cf25df-MsoNormal"><span style=3D"font-size: 11.0pt; font-family: 'Cal=
ibri','sans-serif'; color: #1f497d;">   </span></p><p class=3D"ox-7c23=
cf25df-MsoNormal"><span style=3D"font-size: 11.0pt; font-family: 'Calibri',=
'sans-serif'; color: #1f497d;">Bob </span></p><p class=3D"ox-7c23cf25df-Mso=
Normal"><span style=3D"font-size: 11.0pt; font-family: 'Calibri','sans-seri=
f'; color: #1f497d;">   </span></p><div><div style=3D"border: none; bo=
rder-top: solid #B5C4DF 1.0pt; padding: 3.0pt 0in 0in 0in;"><p class=3D"ox-=
7c23cf25df-MsoNormal"><strong><span style=3D"font-size: 10.0pt; font-family=
: 'Tahoma','sans-serif';">From:</span></strong><span style=3D"font-size: 10=
.0pt; font-family: 'Tahoma','sans-serif';"> Triumphs [mailto:triumphs-bounc=
es@autox.team.net] <strong>On Behalf Of </strong>Randall<br><strong>Sent:</=
strong> Wednesday, May 15, 2019 7:45 PM<br><strong>To:</strong> TERRY SMITH=
; triumphs@autox.team.net<br><strong>Subject:</strong> Re: [TR] Pertronix F=
ailure? </span></p></div></div><p class=3D"ox-7c23cf25df-MsoNormal"> <=
/p><p class=3D"ox-7c23cf25df-MsoNormal" style=3D"margin-bottom: 12.0pt;">We=
ll, maybe. Is it loose on the point can? Or does the point cam just turn ba=
ck and forth a bit?<br>Or does the whole mess move side to side?<br><br>It =
normal for the point cam to be able to turn slightly. But there should be n=
o side to side play; and the plastic piece should be tight on the point cam=
.<br><br>Side play is usually a sign of wear in the shaft bushing. If the p=
lastic piece is loose, its probably just time, heat and vibration vs cheap =
plastic.<br>-- Randall</p><div><p class=3D"ox-7c23cf25df-MsoNormal">On 15 M=
ay 2019 18:41:10 GMT-07:00, TERRY SMITH <<a href=3D"mailto:terryrs@comc=
ast.net">terryrs@comcast.net</a>> wrote:</p><p class=3D"ox-7c23cf25df-d=
efault-style"><span style=3D"font-family: 'Helvetica','sans-serif'; color: =
#333333;">Okay, so I was wrong.  I thought the intermittent engine mis=
s on the TR3 had to do with a dislodged damper on the forward carb.  T=
est drive said no, engine still stumbled, cleared, stumbled again.  Ch=
anged fuel filters out because they were due anyway.  Problem persiste=
d.  Checked the floats movements, all fine.  Problem persisted.&#=
160; Finally just swapped the carbs entirely with spares that I knew worked=
, problem persisted.  So...not fuel.  If it were valves, it would=
n't be intermittent, unless a valve were sticking, right?   <=
/span></p><p class=3D"ox-7c23cf25df-default-style"><span style=3D"font-fami=
ly: 'Helvetica','sans-serif'; color: #333333;">   </span></p><p class=
=3D"ox-7c23cf25df-default-style"><span style=3D"font-family: 'Helvetica','s=
ans-serif'; color: #333333;">Next up assumption is it's electrical.=
0; Swapped the distributor, wires and rotor with spares I knew worked. =
; Problem persisted.  Checked for potential electrical shorts.  N=
othing obvious.  Yeesh! </span></p><p class=3D"ox-7c23cf25df-default-s=
tyle"><span style=3D"font-family: 'Helvetica','sans-serif'; color: #333333;=
">   </span></p><p class=3D"ox-7c23cf25df-default-style"><span style=
=3D"font-family: 'Helvetica','sans-serif'; color: #333333;">I run a Pertron=
ix.  Went online and read about Pertronix troubleshooting.  Piece=
I read mentioned that the trigger magnet that spins on the rotor can come =
loose and affect the timing.  I checked this and LO!  The trigger=
magnet is indeed loose.  I seem to remember when I put it on som=
e eight or nine years ago, that it went on tight.  But it now wiggles =
about an eighth of an inch back and forth, maybe a bit more.   </=
span></p><p class=3D"ox-7c23cf25df-default-style"><span style=3D"font-famil=
y: 'Helvetica','sans-serif'; color: #333333;">   </span></p><p class=
=3D"ox-7c23cf25df-default-style"><span style=3D"font-family: 'Helvetica','s=
ans-serif'; color: #333333;">So question.  Do I remember correctly, it=
's supposed to be tight?  And second, what would cause it to come =
loose over time? </span></p><p class=3D"ox-7c23cf25df-default-style"><span =
style=3D"font-family: 'Helvetica','sans-serif'; color: #333333;">   </=
span></p><p class=3D"ox-7c23cf25df-default-style"><span style=3D"font-famil=
y: 'Helvetica','sans-serif'; color: #333333;">I know it could still be a st=
icking valve, but this first.  Thanks, everyone for patience with this=
long message. </span></p><p class=3D"ox-7c23cf25df-default-style"><span st=
yle=3D"font-family: 'Helvetica','sans-serif'; color: #333333;">   </sp=
an></p><p class=3D"ox-7c23cf25df-default-style"><span style=3D"font-family:=
'Helvetica','sans-serif'; color: #333333;">Terry Smith, '59 TR3A </spa=
n></p><p class=3D"ox-7c23cf25df-default-style"><span style=3D"font-family: =
'Helvetica','sans-serif'; color: #333333;">New Hampshire </span></p></div><=
/div></blockquote><p style=3D"font-size: 12pt; font-family: helvetica,arial=
,sans-serif; color: #333333;" class=3D"default-style"><br> </p></body>=
</html>
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