Subject: Re: [TR] locking brake TR3

From: Allen Hess <[email-masked]>
Date: Wed, 28 Apr 2021 16:24:01 -0400

I agree with this comment. Pull the clip and rubber boot off the wheel cylinder to see if there is rust and corrosion. And yes, straight axle cars have only one hose, so that is probably not it. 
Allen

> On Apr 27, 2021, at 3:51 PM, Q <[email-masked]> wrote:
> 
> most drum brakes are "self energizing" so if the shoes are not fully returning the forward motion of the car will cause them to engage.  I would make sure that the shoes move freely.  It could be rust in the brake cylinder causing the piston to not return or sticking parking brake components or the like.
> 
> I suppose overzealous adjustment of the shoes could cause this as well.
> 
> 
> Edward Hamer
> 
> Petaluma CA
> 
> 
** [email-masked] **

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From: Frank Fisher <[email-masked]>
Date: Wed, 28 Apr 2021 20:27:44 +0000 (UTC)

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 i will pull as you suggestbut....southern california car. never driven in =
rain.5 years out of restoration.
best to check..but not thinking this is it.
thanks

    On Wednesday, April 28, 2021, 01:24:43 PM PDT, Allen Hess <allen.k.hess=
@gmail.com> wrote: =20
=20
 I agree with this comment. Pull the clip and rubber boot off the wheel cyl=
inder to see if there is rust and corrosion. And yes, straight axle cars ha=
ve only one hose, so that is probably not it.=20
Allen

>=20
> =EF=BB=BFmost drum brakes are "self energizing" so if the shoes are not f=
ully returning the forward motion of the car will cause them to engage.=C2=
=A0 I would make sure that the shoes move freely.=C2=A0 It could be rust in=
 the brake cylinder causing the piston to not return or sticking parking br=
ake components or the like.
>=20
>=20
>=20
>=20
>=20
>=20

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e

[email-masked]
 =20
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<html><head></head><body><div class=3D"ydpa9769219yahoo-style-wrap" style=
=3D"font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px=
;"><div></div>
        <div dir=3D"ltr" data-setdir=3D"false">i will pull as you suggest</=
div><div dir=3D"ltr" data-setdir=3D"false">but....southern california car. =
never driven in rain.</div><div dir=3D"ltr" data-setdir=3D"false">5 years o=
ut of restoration.</div><div dir=3D"ltr" data-setdir=3D"false"><br></div><d=
iv dir=3D"ltr" data-setdir=3D"false">best to check..but not thinking this i=
s it.</div><div dir=3D"ltr" data-setdir=3D"false"><br></div><div dir=3D"ltr=
" data-setdir=3D"false">thanks</div><div dir=3D"ltr" data-setdir=3D"false">=
<br></div><div dir=3D"ltr" data-setdir=3D"false"><br></div><div><br></div>
       =20
        </div><div id=3D"ydp63f557a6yahoo_quoted_9742861774" class=3D"ydp63=
f557a6yahoo_quoted">
            <div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
               =20
                <div>
                    On Wednesday, April 28, 2021, 01:24:43 PM PDT, Allen He=
ss &lt;[email-masked]&gt; wrote:
                </div>
                <div><br></div>
                <div><br></div>
                <div><div dir=3D"ltr">I agree with this comment. Pull the c=
lip and rubber boot off the wheel cylinder to see if there is rust and corr=
osion. And yes, straight axle cars have only one hose, so that is probably =
not it. <br clear=3D"none">Allen<br clear=3D"none"><div class=3D"ydp63f557a=
6yqt3173745759" id=3D"ydp63f557a6yqtfd21620"><br clear=3D"none">&gt; On Apr=
 27, 2021, at 3:51 PM, Q &lt;<a shape=3D"rect" href=3D"mailto:HDRider570@at=
t.net" rel=3D"nofollow" target=3D"_blank">[email-masked]</a>&gt; wrote:=
<br clear=3D"none">&gt; <br clear=3D"none">&gt; =EF=BB=BFmost drum brakes a=
re "self energizing" so if the shoes are not fully returning the forward mo=
tion of the car will cause them to engage.&nbsp; I would make sure that the=
 shoes move freely.&nbsp; It could be rust in the brake cylinder causing th=
e piston to not return or sticking parking brake components or the like.<br=
 clear=3D"none">&gt; <br clear=3D"none">&gt; I suppose overzealous adjustme=
nt of the shoes could cause this as well.<br clear=3D"none">&gt; <br clear=
=3D"none">&gt; <br clear=3D"none">&gt; Edward Hamer<br clear=3D"none">&gt; =
<br clear=3D"none">&gt; Petaluma CA<br clear=3D"none">&gt; <br clear=3D"non=
e">&gt; <br clear=3D"none">** <a shape=3D"rect" href=3D"mailto:triumphs@aut=
ox.team.net" rel=3D"nofollow" target=3D"_blank">[email-masked]</a>=
 **<br clear=3D"none"><br clear=3D"none">Donate: <a shape=3D"rect" href=3D"=
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