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Yes, even when shifting into OD, I need to ease up for it to engage. =C2=A0=
Then if I aggressively accelerate, it will drop out of OD until I let up a=
nd it will then shift back in.=0A=0AI think you are talking about the Sun =
gear with the lining on the inside and outside of that gear? =C2=A0They sh=
owed me this, it's getting a bit over my head technically. =C2=A0Anyway, i=
f that is the lining you are talking about, they said the lining looked ve=
ry good and thick, not worn at all, and all the rivets=C2=A0looked factory=
. =C2=A0The lining wasn't shiny, but they did scuff it up a little before =
installation.=0ARye=0A=0AOn Jun 11, 2016, at 06:18 AM, ptegler <ptegler@ve=
rizon.net> wrote:=0A=0Awhen you say 'drops out' if you ease up, does it co=
me back in?=0AIf so it IS simply lower pressure and the annulus shoes are =
not holding against the ring. If these shoes have worn and are thin, simpl=
y put the annulus is not moving far enough to hold (just like maladjusted =
brake shoes)=0Aptegler=0A=0AOn 6/10/2016 9:23 PM, Rye Livingston wrote:=0A=
I'm very confident that they know what they're doing having worked on hund=
reds of transmissions and overdrives, and they've made the similar=C2=A0as=
sessments that you have, that it's not that complex and they are stymied w=
hy they're not finding an obvious=C2=A0issue. =C2=A0They've replace the o-=
rings on the pistons and checked every seal and journal hoping to find som=
e scratch or something. =C2=A0And yes, at moderate speed, 40 mph in 3rd or=
4th, switching on the OD it shifts right in. =C2=A0It's not until it's un=
der load that it drops back out. =C2=A0They've done test drives with the p=
ressure gauge on it, and it doesn't sound like there's a time when there i=
s too much pressure, but IDK for sure so I'll forward your email to them.=0A=
=0ARye=0A=0AOn Jun 10, 2016, at 05:22 PM, David Porter <frogeye@porterscus=
tom.com> wrote:=0A=0AWhat I am reading is that your car has a throttle swi=
tch installed. "when I'm accelerating and flip the switch for OD, it doesn=
't go into OD until I let up."=0AThe switch on the dash activates only the=
solenoid which allows oil pressure to flow into the operating pistons and=
push the clutch assembly into the "OD" mode.=C2=A0 Period. Did I say Peri=
od.=0ASo assuming you are going at least 40MPH, even 200PSI will engage (r=
egardless of what the books say) All the A units are virtually identical. =
Now, having said that, Triumph did specify differences in the accumulator/=
lack of accumulator and accumulator spring.=0ASo, you told me before that =
there is no throttle switch (kick down relay) installed, therefore it soun=
ds to me that there is too much pressure at increased rpm and it is blowin=
g the oil pressure past the currently installed o-rings and or piston ring=
s. After you decrease engine (ergo pump speed) it re-engages. I would cert=
ainly replace the rings and rubber O-rings. There is no modern computer in=
volved. This is a purely 'mechanical' issue. Your shop should have found t=
he issue by now???=0ADaveP=0A=0AOn 6/10/2016 9:50 AM, Rye Livingston wrote=
:=0ATransmission update - for those reading about this for the first time,=
this is a 1960 TR3 with a TR4 OD transmission. Yesterday they said it's b=
asically a TR250 transmission. The whole transmission and OD was rebuilt b=
y=C2=A0a British car specialist of 40+ years. =C2=A0His employee has also =
been working on British cars for years, and is a transmission specialist. =
=C2=A0They've rebuilt literally 100s of transmissions and ODs. =C2=A0They =
had 4 OD cores on their bench as they were showing me different parts of t=
he system.=0A=0ASymptom -=C2=A0when I'm accelerating and flip the switch f=
or OD, it doesn't go into OD until I let up. =C2=A0When in 2-3 or 4th gear=
, OD engaged, and punch it, it will downshift like an automatic transmissi=
on while I accelerate, then shift back into OD when I let up.=0A=0AI'm not=
technical enough to know how to describe all what they told me, but I'll =
try. =C2=A0First off, I forwarded the comments when I posted this issue a =
couple of weeks=C2=A0ago, and keep in mind it's not the easy/obvious thing=
s. =C2=A0They've checked all the electrical, solenoids, ground, oil type, =
etc. =C2=A0When in OD it's not slipping. =C2=A0They've tested the PSI with=
a gauge attached while driving down the expressway, and jacked up with th=
e wheels off the ground. =C2=A0=0A=0AThe issue is that it's not getting hi=
gh enough PSI. =C2=A0It's over 400 PSI, but it needs to be 490 to over 500=
, I think they said 520. =C2=A0They've taken the transmission back out, ta=
ken the OD all apart, and there's nothing obvious. They've changed the pis=
ton in the pump. Originally it had a pump that would shift softer because =
I've got a torquey engine and the other pump, which they called a competit=
ion pump, would be hard on the differential, but they've got that one in t=
he car now. =C2=A0 They showed me a seal that goes around that piston and =
said the new seals=C2=A0are=C2=A0rubber and they got one like the original=
style that has some sort of metal reinforcement in it to hopefully make a=
better seal. =C2=A0Not very clear I know, but hopefully that=C2=A0makes s=
ense. =C2=A0They've checked the seats where a small ball bearing must make=
a perfect seal, they all look perfect. =C2=A0They said everything looks a=
bsolutely pristine. =C2=A0No scoring down passageways that might not allow=
maximum PSI, etc. =C2=A0They also showed me the lining on a=C2=A0Sun gear=
they had on the beach, and said mine looked good and the rivets looked or=
iginal.=C2=A0They put it all back together, went for a test drive, and tha=
t didn't fix it.=0A=0AThey've spent literally 20+ hours on this transmissi=
on, plus several more hours doing internet research on the problem. =C2=A0=
As they described everything and what they've checked, which seems like ev=
erything, I said I'd send out this email to the list. =C2=A0Not that they =
haven't tried everything, but I'm hoping there may be one little nugget of=
info they haven't tried, or a test they can run, that will=C2=A0lead to t=
he solution.=0A=0AThanks,=0A=0ARye Livingston=0ATriumph Travelers Sports C=
ar Club=0AActivities Chairman=0A1960 TR3A=0APH: 530-FIND-RYE=0A=0A=0A** tr=
iumphs@autox.team.net **=0A=0ADonate: http://www.team.net/donate.html=0AAr=
chive: http://www.team.net/archive=0AForums: http://www.team.net/forums=0A=
@porterscustom.com=0A=0A-- =0ADave Porter Porter Custom Bicycles 2909 Arno=
St. NE Albuquerque, NM 87107 505-352-1378 Go HERE: my world www.porterbik=
es.com/=0A=0A=0A** triumphs@autox.team.net **=0A=0ADonate: http://www.team=
.net/donate.html=0AArchive: http://www.team.net/archive=0AForums: http://w=
ww.team.net/forums=0AUnsubscribe/Manage: http://autox.team.net/mailman/opt=
ions/triumphs/ptegler@verizon.net=0A=0A-- =0APaul Tegler ptegler@verizon.n=
et www.teglerizer.com=
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<html><body><div>Yes, even when shifting into OD, I need to ease up for it to
engage. =
Then if I aggressively accelerate, it will drop out of OD until I le=
t up and it will then shift back in.</div><div><br data-mce-bogus=3D"1"></=
div><div>I think you are talking about the Sun gear with the lining on the=
inside and outside of that gear? They showed me this, it's getting =
a bit over my head technically. Anyway, if that is the lining you ar=
e talking about, they said the lining looked very good and thick, not worn=
at all, and all the rivets looked factory. The lining wasn't s=
hiny, but they did scuff it up a little before installation.</div><div cla=
ss=3D"x-apple-signature"><pre style=3D"font-family: 'SFNSText','Helvetica =
Neue', Helvetica, sans-serif; font-size: 15px; white-space: pre-wrap; word=
-wrap: break-word;" data-mce-style=3D"font-family: 'SFNSText','Helvetica N=
eue', Helvetica, sans-serif; font-size: 15px; white-space: pre-wrap; word-=
wrap: break-word;">Rye<br></pre></div><div><br>On Jun 11, 2016, at 06:18 A=
M, ptegler <ptegler@verizon.net> wrote:<br><br></div><div><blockquot=
e type=3D"cite"><div class=3D"msg-quote" bgcolor=3D"#FFFFFF" text=3D"#0000=
00"><p>when you say 'drops out' if you ease up, does it come back in?</p><=
p>If so it IS simply lower pressure and the annulus shoes are not holding =
against the ring. If these shoes have worn and are thin, simply put the an=
nulus is not moving far enough to hold (just like maladjusted brake shoes)=
</p><p>ptegler<br></p><br><div class=3D"moz-cite-prefix">On 6/10/2016 9:23=
PM, Rye Livingston wrote:<br></div><blockquote type=3D"cite"><div>I'm ver=
y confident that they know what they're doing having worked on hundreds of=
transmissions and overdrives, and they've made the similar assessmen=
ts that you have, that it's not that complex and they are stymied why they=
're not finding an obvious issue. They've replace the o-rings o=
n the pistons and checked every seal and journal hoping to find some scrat=
ch or something. And yes, at moderate speed, 40 mph in 3rd or 4th, s=
witching on the OD it shifts right in. It's not until it's under loa=
d that it drops back out. They've done test drives with the pressure=
gauge on it, and it doesn't sound like there's a time when there is too m=
uch pressure, but IDK for sure so I'll forward your email to them.</div><d=
iv><br></div><div>Rye</div><div><br> On Jun 10, 2016, at 05:22 PM, David P=
orter <a class=3D"moz-txt-link-rfc2396E" href=3D"mailto:frogeye@porterscus=
tom.com" data-mce-href=3D"mailto:frogeye@porterscustom.com";><frogeye@po=
rterscustom.com></a> wrote:<br> <br></div><div><blockquote type=3D"cite=
"><div class=3D"msg-quote"><p>What I am reading is that your car has a thr=
ottle switch installed. "when I'm accelerating and flip the switch for OD,=
it doesn't go into OD until I let up."</p><p>The switch on the dash activ=
ates only the solenoid which allows oil pressure to flow into the operatin=
g pistons and push the clutch assembly into the "OD" mode. Period. D=
id I say Period.</p><p>So assuming you are going at least 40MPH, even 200P=
SI will engage (regardless of what the books say) All the A units are virt=
ually identical. Now, having said that, Triumph did specify differences in=
the accumulator/lack of accumulator and accumulator spring.</p><p>So, you=
told me before that there is no throttle switch (kick down relay) install=
ed, therefore it sounds to me that there is too much pressure at increased=
rpm and it is blowing the oil pressure past the currently installed o-rin=
gs and or piston rings. After you decrease engine (ergo pump speed) it re-=
engages. I would certainly replace the rings and rubber O-rings. There is =
no modern computer involved. This is a purely 'mechanical' issue. Your sho=
p should have found the issue by now???</p><p>DaveP<br></p><br><div class=3D=
"moz-cite-prefix">On 6/10/2016 9:50 AM, Rye Livingston wrote:<br></div><bl=
ockquote type=3D"cite"><div>Transmission update - for those reading about =
this for the first time, this is a 1960 TR3 with a TR4 OD transmission. Ye=
sterday they said it's basically a TR250 transmission. The whole transmiss=
ion and OD was rebuilt by a British car specialist of 40+ years. &nbs=
p;His employee has also been working on British cars for years, and is a t=
ransmission specialist. They've rebuilt literally 100s of transmissi=
ons and ODs. They had 4 OD cores on their bench as they were showing=
me different parts of the system.</div><div><br></div><div>Symptom - =
;when I'm accelerating and flip the switch for OD, it doesn't go into OD u=
ntil I let up. When in 2-3 or 4th gear, OD engaged, and punch it, it=
will downshift like an automatic transmission while I accelerate, then sh=
ift back into OD when I let up.</div><div><br></div><div>I'm not technical=
enough to know how to describe all what they told me, but I'll try.  =
;First off, I forwarded the comments when I posted this issue a couple of =
weeks ago, and keep in mind it's not the easy/obvious things. T=
hey've checked all the electrical, solenoids, ground, oil type, etc.  =
;When in OD it's not slipping. They've tested the PSI with a gauge a=
ttached while driving down the expressway, and jacked up with the wheels o=
ff the ground. </div><div><br></div><div>The issue is that it's not =
getting high enough PSI. It's over 400 PSI, but it needs to be 490 t=
o over 500, I think they said 520. They've taken the transmission ba=
ck out, taken the OD all apart, and there's nothing obvious. They've chang=
ed the piston in the pump. Originally it had a pump that would shift softe=
r because I've got a torquey engine and the other pump, which they called =
a competition pump, would be hard on the differential, but they've got tha=
t one in the car now. They showed me a seal that goes around that p=
iston and said the new seals are rubber and they got one like th=
e original style that has some sort of metal reinforcement in it to hopefu=
lly make a better seal. Not very clear I know, but hopefully that&nb=
sp;makes sense. They've checked the seats where a small ball bearing=
must make a perfect seal, they all look perfect. They said everythi=
ng looks absolutely pristine. No scoring down passageways that might=
not allow maximum PSI, etc. They also showed me the lining on a&nbs=
p;Sun gear they had on the beach, and said mine looked good and the rivets=
looked original. They put it all back together, went for a test driv=
e, and that didn't fix it.<br></div><div><br></div><div>They've spent lite=
rally 20+ hours on this transmission, plus several more hours doing intern=
et research on the problem. As they described everything and what th=
ey've checked, which seems like everything, I said I'd send out this email=
to the list. Not that they haven't tried everything, but I'm hoping=
there may be one little nugget of info they haven't tried, or a test they=
can run, that will lead to the solution.</div><div><br></div><div>Th=
anks,</div><div><br></div><div>Rye Livingston<br></div><div>Triumph Travel=
ers Sports Car Club</div><div>Activities Chairman</div><div>1960 TR3A</div=
><div>PH: 530-FIND-RYE</div><br><fieldset class=3D"mimeAttachmentHeader"><=
/fieldset><br><pre>** <a class=3D"moz-txt-link-abbreviated" href=3D"mailto=
:triumphs@autox.team.net" data-mce-href=3D"mailto:triumphs@autox.team.net"=
>triumphs@autox.team.net</a> **=0A=0ADonate: <a class=3D"moz-txt-link-free=
text" href=3D"http://www.team.net/donate.html"; data-mce-href=3D"http://www=
.team.net/donate.html">http://www.team.net/donate.html</a>=0AArchive: <a c=
lass=3D"moz-txt-link-freetext" href=3D"http://www.team.net/archive"; data-m=
ce-href=3D"http://www.team.net/archive";>http://www.team.net/archive</a>=0A=
Forums: <a class=3D"moz-txt-link-freetext" href=3D"http://www.team.net/for=
ums" data-mce-href=3D"http://www.team.net/forums";>http://www.team.net/foru=
ms</a>=0AUnsubscribe/Manage: <a class=3D"moz-txt-link-freetext" href=3D"ht=
tp://autox.team.net/mailman/options/triumphs/frogeye@porterscustom.com" da=
ta-mce-href=3D"http://autox.team.net/mailman/options/triumphs/frogeye@port=
erscustom.com">http://autox.team.net/mailman/options/triumphs/frogeye@port=
erscustom.com</a>=0A</pre></blockquote><br><div class=3D"moz-signature">--=
<br> Dave Porter Porter Custom Bicycles 2909 Arno St. NE Albuquerque, NM =
87107 505-352-1378 Go HERE: my world <a class=3D"moz-txt-link-abbreviated"=
href=3D"http://www.porterbikes.com/"; data-mce-href=3D"http://www.porterbi=
kes.com/"></a><a class=3D"moz-txt-link-abbreviated" href=3D"http://www.por=
terbikes.com/" data-mce-href=3D"http://www.porterbikes.com/";>www.porterbik=
es.com/</a></div></div></blockquote></div><br><fieldset class=3D"mimeAttac=
hmentHeader"></fieldset><br><pre>** <a class=3D"moz-txt-link-abbreviated" =
href=3D"mailto:triumphs@autox.team.net"; data-mce-href=3D"mailto:triumphs@a=
utox.team.net">triumphs@autox.team.net</a> **=0A=0ADonate: <a class=3D"moz=
-txt-link-freetext" href=3D"http://www.team.net/donate.html"; data-mce-href=
=3D"http://www.team.net/donate.html";>http://www.team.net/donate.html</a>=0A=
Archive: <a class=3D"moz-txt-link-freetext" href=3D"http://www.team.net/ar=
chive" data-mce-href=3D"http://www.team.net/archive";>http://www.team.net/a=
rchive</a>=0AForums: <a class=3D"moz-txt-link-freetext" href=3D"http://www=
.team.net/forums" data-mce-href=3D"http://www.team.net/forums";>http://www.=
team.net/forums</a>=0AUnsubscribe/Manage: <a class=3D"moz-txt-link-freetex=
t" href=3D"http://autox.team.net/mailman/options/triumphs/ptegler@verizon.=
net" data-mce-href=3D"http://autox.team.net/mailman/options/triumphs/ptegl=
er@verizon.net">http://autox.team.net/mailman/options/triumphs/ptegler@ver=
izon.net</a>=0A</pre></blockquote><br><div class=3D"moz-signature">-- <br>=
Paul Tegler <a class=3D"moz-txt-link-abbreviated" href=3D"mailto:ptegler@=
verizon.net" data-mce-href=3D"mailto:ptegler@verizon.net";>ptegler@verizon.=
net</a> <a class=3D"moz-txt-link-abbreviated" href=3D"http://www.teglerize=
r.com" data-mce-href=3D"http://www.teglerizer.com";>www.teglerizer.com</a><=
/div></div></blockquote></div></body></html>=
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