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MT-90 oil cured my rebuilt OD non release condition. It instantly fixed the
issue. I continue to use it years later without a problem.
Jay Galbreath
WPTA
On Wed, Jan 1, 2020 at 8:23 AM Glenn Franco via Fot <fot@autox.team.net>
wrote:
>
>
> On Wed, Jan 1, 2020 at 7:56 AM Tim Hutchisen <hakhutch@roadrunner.com>
> wrote:
>
>> Hi Glenn,
>>
>> Having built numerous OD units, I have run into a couple of instances
>> where the cone clutch needed to "bed in". If you installed a new cone
>> clutch, the angle of the linings may not be an exact match to the brake
>> ring and annulus and it will stick when applied. A good swift rap (or two
>> or three) on the exterior of the brake ring with a dead blow hammer will
>> release the clutch. Had this happen with Henry Frye's race car at Summit
>> Point a few years ago. Driving around the paddock with the gearbox cover
>> off and excersising the OD, releasing it with the dead blow hammer. It
>> eventually worked it's way in with time.
>>
>> Tim Hutchisen
>>
>> Penn Ridge Motors
>>
>> Norway, ME
>>
>>
>>
>> *From:* Fot [mailto:fot-bounces@autox.team.net] *On Behalf Of *Glenn
>> Franco via Fot
>> *Sent:* Thursday, December 26, 2019 5:04 PM
>> *To:* FOT list <fot@autox.team.net>
>> *Subject:* [Fot] A-Type Over Drive Question Again
>>
>>
>>
>> Happy New Year
>>
>> Quick Question
>>
>> I have rebuilt numerous A-types over the last few years, but I have one
>> that's been giving us fits.
>>
>> Transmission was a TR6 and the mainshaft was replaced with the proper
>> overdrive shaft for the A-type.
>>
>> The A-type appears to be an early one with steel piston rings on the
>> apply pistons.
>>
>> The pump was replaced and puts out +300 psi during testing.
>>
>> The overdrive and trans was tested by back spinning from the tailshaft
>> flange with an electric motor.
>>
>> The overdrive appears to be engaged and it appears that the pressure will
>> not drop.
>>
>> The pressure relief at the pump was removed and the accumulator was
>> loosened to relieve the pressure.
>>
>> Now trans in neutral the output shaft of the overdrive appears to be
>> locked up and will not spin.
>>
>> Any ideas??
>>
>> Thanks in advance
>>
>> Glenn
>>
>>
>>
> _______________________________________________
> fot@autox.team.net
>
> http://www.fot-racing.com
>
> Donate: http://www.team.net/donate.html
> Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
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Content-Transfer-Encoding: quoted-printable
<div dir=3D"ltr">MT-90 oil cured my rebuilt OD non release condition. It in=
stantly fixed the issue. I continue to use it years later without a problem=
.<div>Jay Galbreath</div><div>WPTA</div></div><br><div class=3D"gmail_quote=
"><div dir=3D"ltr" class=3D"gmail_attr">On Wed, Jan 1, 2020 at 8:23 AM Glen=
n Franco via Fot <<a href=3D"mailto:fot@autox.team.net";>fot@autox.team.n=
et</a>> wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margi=
n:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex=
"><br><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">=
On Wed, Jan 1, 2020 at 7:56 AM Tim Hutchisen <<a href=3D"mailto:hakhutch=
@roadrunner.com" target=3D"_blank">hakhutch@roadrunner.com</a>> wrote:<b=
r></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex=
;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div lang=3D"EN-U=
S"><div><p class=3D"MsoNormal"><span style=3D"font-size:11pt;font-family:Ca=
libri,sans-serif;color:rgb(31,73,125)">Hi Glenn,<u></u><u></u></span></p><p=
class=3D"MsoNormal"><span style=3D"font-size:11pt;font-family:Calibri,sans=
-serif;color:rgb(31,73,125)">Having built numerous OD units, I have run int=
o a couple of instances where the cone clutch needed to "bed in".=
If you installed a new cone clutch, the angle of the linings may not be an=
exact match to the brake ring and annulus and it will stick when applied. =
A good swift rap (or two or three) on the exterior of the brake ring with a=
dead blow hammer will release the clutch. Had this happen with Henry Frye&=
#39;s race car at Summit Point a few years ago. Driving around the paddock =
with the gearbox cover off and excersising the OD, releasing it with the de=
ad blow hammer. It eventually worked it's way in with time. <u></u><u><=
/u></span></p><p class=3D"MsoNormal"><span style=3D"font-size:11pt;font-fam=
ily:Calibri,sans-serif;color:rgb(31,73,125)">Tim Hutchisen<u></u><u></u></s=
pan></p><p class=3D"MsoNormal"><span style=3D"font-size:11pt;font-family:Ca=
libri,sans-serif;color:rgb(31,73,125)">Penn Ridge Motors<u></u><u></u></spa=
n></p><p class=3D"MsoNormal"><span style=3D"font-size:11pt;font-family:Cali=
bri,sans-serif;color:rgb(31,73,125)">Norway, ME<u></u><u></u></span></p><p =
class=3D"MsoNormal"><span style=3D"font-size:11pt;font-family:Calibri,sans-=
serif;color:rgb(31,73,125)"><u></u>=C2=A0<u></u></span></p><p class=3D"MsoN=
ormal"><b><span style=3D"font-size:11pt;font-family:Calibri,sans-serif">Fro=
m:</span></b><span style=3D"font-size:11pt;font-family:Calibri,sans-serif">=
Fot [mailto:<a href=3D"mailto:fot-bounces@autox.team.net"; target=3D"_blank=
">fot-bounces@autox.team.net</a>] <b>On Behalf Of </b>Glenn Franco via Fot<=
br><b>Sent:</b> Thursday, December 26, 2019 5:04 PM<br><b>To:</b> FOT list =
<<a href=3D"mailto:fot@autox.team.net"; target=3D"_blank">fot@autox.team.=
net</a>><br><b>Subject:</b> [Fot] A-Type Over Drive Question Again<u></u=
><u></u></span></p><p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p><div><div=
><p class=3D"MsoNormal">Happy New Year<u></u><u></u></p></div><div><p class=
=3D"MsoNormal">Quick Question<u></u><u></u></p></div><div><p class=3D"MsoNo=
rmal">I have rebuilt numerous A-types over the last few years, but I have o=
ne that's been giving us fits.<u></u><u></u></p></div><div><p class=3D"=
MsoNormal">Transmission was a TR6 and the mainshaft was replaced with the p=
roper overdrive shaft for the A-type.<u></u><u></u></p></div><div><p class=
=3D"MsoNormal">The A-type appears to be an early one with steel piston ring=
s on the apply pistons. <u></u><u></u></p></div><div><p class=3D"MsoNormal"=
>The pump was replaced and puts out +300 psi during testing.<u></u><u></u><=
/p></div><div><p class=3D"MsoNormal">The overdrive and trans was tested by =
back spinning from the tailshaft flange with an electric motor.<u></u><u></=
u></p></div><div><p class=3D"MsoNormal">The overdrive appears to be engaged=
and it appears that the pressure will not drop.<u></u><u></u></p></div><di=
v><p class=3D"MsoNormal">The pressure relief at the pump was removed and th=
e accumulator was loosened to relieve the pressure.<u></u><u></u></p></div>=
<div><p class=3D"MsoNormal">Now trans in neutral the output shaft of the ov=
erdrive appears to be locked up and will not spin.<u></u><u></u></p></div><=
div><p class=3D"MsoNormal">Any ideas??<u></u><u></u></p></div><div><p class=
=3D"MsoNormal">Thanks in advance<u></u><u></u></p></div><div><p class=3D"Ms=
oNormal">Glenn<u></u><u></u></p></div><div><p class=3D"MsoNormal"><u></u>=
=C2=A0<u></u></p></div></div></div></div></blockquote></div>
_______________________________________________<br>
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/a><br>
<br>
<a href=3D"http://www.fot-racing.com"; rel=3D"noreferrer" target=3D"_blank">=
http://www.fot-racing.com</a><br>
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et=3D"_blank">http://www.team.net/donate.html</a><br>
Archive: <a href=3D"http://autox.team.net/archive"; rel=3D"noreferrer" targe=
t=3D"_blank">http://autox.team.net/archive</a> <a href=3D"http://www.team.n=
et/pipermail/fotUnsubscribe/Manage" rel=3D"noreferrer" target=3D"_blank">ht=
tp://www.team.net/pipermail/fot<br>
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net/mailman/options/fot/tr4jay@gmail.com</a><br>
<br>
<br>
</blockquote></div>
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http://www.fot-racing.com
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