Subject: Re: [Healeys] 100 brakes

From: warthodson--- via Healeys <[email-masked]>
Date: Tue, 14 Mar 2023 17:35:48 +0000 (UTC)

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The bubble will perhaps migrate to the highest point & if that is the reser=
voir then it might escape, but this only applies if the path is always up. =
Then bubble will never migrate on its own down. Also, the system is not pus=
hing on the bubble in any single direction. If the system is under pressure=
, the is uniform throughout the entire system. Essentially, the bubble, bei=
ng lighter than the fluid, trying to float. Bleeding the system is differen=
t, there is flow of the fluid to help move the bubble.Gary

-----Original Message-----
From: Hank Leach <[email-masked]>
To: [email-masked]' <[email-masked]>
Cc: 'Michael Salter' <[email-masked]>; [email-masked]' <warth=
[email-masked]>; [email-masked]' <[email-masked]>
Sent: Mon, Mar 13, 2023 7:15 pm
Subject: Re: [Healeys] 100 brakes

Peter-yea, what I think happens there, providing there are no leaks anywher=
e else, is that under pressure, overnight, the system "pushes" the air bubb=
le to the only place that it can get out-the vent hole in the canister!
I have used this method also for "final bleeding"...could be a line item on=
 an invoice to look official and garner more dough, Ha.=C2=A0 Hank

-----------------------------------------From: "greylinn--- via Healeys"=20
To: "Michael Salter"
Cc: [email-masked]
Sent: Monday March 13 2023 4:02:50PM
Subject: Re: [Healeys] 100 brakes

Michael assuming you have someresistance after pumping the pedal, jam the p=
edal down hard andleave it at least overnight, preferably longer. Do this r=
epeatedly& you will find the pedal comes up. Don=E2=80=99t ask me why, but =
I=E2=80=99ve donethis several times with my own and other people=E2=80=99s =
cars, and itworks!

Cheers=C2=A0Peter=C2=A0From:Healeys <[email-masked]>On Beha=
lf Of Michael Salter via Healeys
Sent: Tuesday, 14 March 2023 5:43 AM
To: [email-masked]
Cc: [email-masked]
Subject: Re: [Healeys] 100 brakes=C2=A0This article may help.https://precis=
ionsportscar.com/bleeding-austin-healey-4-wheel-drum-brakes/=C2=A0On Tue., =
Mar. 14, 2023, 7:54 a.m.warthodson--- via Healeys, <[email-masked]>=
wrote:
We arehaving a very difficult time adjusting & bleeding the brakes on afrie=
nd's BN1.The carhas recently under a full ground up restoration so things l=
ikebrake lines including flex lines are new, seals in the brakecylinders ar=
e new, the master cyl. is new, etc.We bleedthe system so many times differe=
nt way that I have losttrack.=C2=A0We haveadjusted the free play to assure =
that the plunger is able to returnto the full "off" position.When weadjust =
the operating rod to achieve the specified 1/8" freemovement at the pedal.W=
e haveadjusted the brake shoes to have a very slight drag atrest.Ourissue i=
s:Excessivebrake pedal travel before the brakes begin to beeffective.=C2=A0=
Pumpingthe brakes temporarily improve the pedal travel issue, which wethink=
 indicates air still in the system.We arenot having any leaks & the reservo=
ir port is functioning correctly,IE: no locking up of the brakes.=C2=A0Gary=
=C2=A0=C2=A0 =C2=A0=C2=A0

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<div style=3D"color:black;font: 12pt Comic Sans MS, sans-serif;">The bubble=
 will perhaps migrate to the highest point &amp; if that is the reservoir t=
hen it might escape, but this only applies if the path is always up. Then b=
ubble will never migrate on its own down. Also, the system is not pushing o=
n the bubble in any single direction. If the system is under pressure, the =
is uniform throughout the entire system. Essentially, the bubble, being lig=
hter than the fluid, trying to float. Bleeding the system is different, the=
re is flow of the fluid to help move the bubble.
<div>Gary<br>
<br>

<div style=3D"font-family:arial,helvetica;font-size:10pt;color:black"><font=
 size=3D"2">-----Original Message-----<br>
From: Hank Leach &lt;[email-masked]&gt;<br>
To: [email-masked]' &lt;[email-masked]&gt;<br>
Cc: 'Michael Salter' &lt;[email-masked]&gt;; [email-masked]' =
&lt;[email-masked]&gt;; [email-masked]' &lt;[email-masked]=
.net&gt;<br>
Sent: Mon, Mar 13, 2023 7:15 pm<br>
Subject: Re: [Healeys] 100 brakes<br>
<br>

<div id=3D"yiv3087073810">Peter-yea, what I think happens there, providing =
there are no leaks anywhere else, is that under pressure, overnight, the sy=
stem "pushes" the air bubble to the only place that it can get out-the vent=
 hole in the canister!
<div><br clear=3D"none"></div>

<div>I have used this method also for "final bleeding"...could be a line it=
em on an invoice to look official and garner more dough, Ha.&nbsp; Hank<br =
clear=3D"none"><br clear=3D"none">
<div class=3D"yiv3087073810reply-new-signature"></div>

<div id=3D"yiv3087073810yqt65969" class=3D"yiv3087073810yqt2070115855">
<div>-----------------------------------------</div>
From: "greylinn--- via Healeys" <br clear=3D"none">To: "Michael Salter"<br =
clear=3D"none">Cc: [email-masked]<br clear=3D"none">Sent: Monday Ma=
rch 13 2023 4:02:50PM<br clear=3D"none">Subject: Re: [Healeys] 100 brakes<b=
r clear=3D"none"><br clear=3D"none">

<div class=3D"yiv3087073810WordSection1">

<div class=3D"yiv3087073810MsoNormal"><span>Michael assuming you have some
resistance after pumping the pedal, jam the pedal down hard and
leave it at least overnight, preferably longer. Do this repeatedly
&amp; you will find the pedal comes up. Don=E2=80=99t ask me why, but I=E2=
=80=99ve done
this several times with my own and other people=E2=80=99s cars, and it
works!<br clear=3D"none"><br clear=3D"none">
Cheers</span></div>

<div class=3D"yiv3087073810MsoNormal"><span>&nbsp;</span></div>

<div class=3D"yiv3087073810MsoNormal"><span>Peter</span></div>

<div class=3D"yiv3087073810MsoNormal"><span>&nbsp;</span></div>

<div style=3D"border:none;border-top:solid #E1E1E1 1pt;padding:3pt 0cm 0cm =
0cm;">

<div class=3D"yiv3087073810MsoNormal"><b><span lang=3D"en-us">From:</span><=
/b>
<span lang=3D"en-us">Healeys &lt;[email-masked]&gt;
<b>On Behalf Of</b> Michael Salter via Healeys<br clear=3D"none"><b>Sent:</=
b> Tuesday, 14 March 2023 5:43 AM<br clear=3D"none"><b>To:</b> warthodson@a=
ol.com<br clear=3D"none"><b>Cc:</b> [email-masked]<br clear=3D"none=
"><b>Subject:</b> Re: [Healeys] 100 brakes</span></div>

</div>

<div class=3D"yiv3087073810MsoNormal">&nbsp;</div>

<div>

<div class=3D"yiv3087073810MsoNormal">This article may help.</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><a rel=3D"nofollow noopener noreferre=
r" shape=3D"rect" target=3D"_blank" href=3D"https://precisionsportscar.com/=
bleeding-austin-healey-4-wheel-drum-brakes/">
</a><a rel=3D"nofollow noopener noreferrer" shape=3D"rect" target=3D"_blank=
" href=3D"https://precisionsportscar.com/bleeding-austin-healey-4-wheel-dru=
m-brakes/">https://precisionsportscar.com/bleeding-austin-healey-4-wheel-dr=
um-brakes/</a></div>

</div>

</div>

<div class=3D"yiv3087073810MsoNormal">&nbsp;</div>

<div>

<div>

<div class=3D"yiv3087073810MsoNormal">On Tue., Mar. 14, 2023, 7:54 a.m.
warthodson--- via Healeys, &lt;<a rel=3D"nofollow noopener noreferrer" shap=
e=3D"rect">[email-masked]</a>&gt;
wrote:</div>

</div>

<blockquote style=3D"border:none;border-left:solid #CCCCCC 1pt;padding:0cm =
0cm 0cm 6pt;margin-left:4.8pt;margin-right:0cm;">

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">We are
having a very difficult time adjusting &amp; bleeding the brakes on a
friend's BN1.</span></div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">The car
has recently under a full ground up restoration so things like
brake lines including flex lines are new, seals in the brake
cylinders are new, the master cyl. is new, etc.</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">We bleed
the system so many times different way that I have lost
track.&nbsp;</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">We have
adjusted the free play to assure that the plunger is able to return
to the full "off" position.</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">When we
adjust the operating rod to achieve the specified 1/8" free
movement at the pedal.</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">We have
adjusted the brake shoes to have a very slight drag at
rest.</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">Our
issue is:</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">Excessive
brake pedal travel before the brakes begin to be
effective.&nbsp;</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">Pumping
the brakes temporarily improve the pedal travel issue, which we
think indicates air still in the system.</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">We are
not having any leaks &amp; the reservoir port is functioning correctly,
IE: no locking up of the brakes.&nbsp;</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">Gary</span></div>

</div>

<div>

<div class=3D"yiv3087073810MsoNormal"><span style=3D"font-size:12pt;font-fa=
mily:'Comic Sans MS';color:#000000;">&nbsp;
&nbsp; &nbsp;&nbsp;</span></div>

</div>

</div>

<div style=3D"margin-bottom:12pt;" class=3D"yiv3087073810MsoNormal"><br>
</div>

</blockquote>
</div>

</div>
</div>

</div>
</div>
</font></div>
</div>
</div>

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