[TR] TR3A Rear Brakes

[David P]

Assure there is free play at the pedal. Rusted/corroded wheel cylinder 
piston. Shoes not centered in drum. Shoes not parallel to drum surface 
(canted). rear flex line collapsing internally and not releasing 
pressure, E-brake adjustment,  all sorts of reasons..

On 7/21/2021 4:04 PM, Adrian Jones wrote:
>
> Thanks for that Jerry.
>
> I’d forgotten that the square fitting was on the back!
>
> Loosened that (with the proper wrench) and the drums came right off.
>
> All I can see untoward is a bit of dust that I’ll vacuum off tomorrow 
> morning.
>
> Other than that it’s still puzzling why it locked up.
>
> Cheers!
>
> *From:*jerry van vlack [mailto:jerryvvtr4a at gmail.com]
> *Sent:* Wednesday, July 21, 2021 5:25 PM
> *To:* Adrian Jones; Triumphs at autox.team.net
> *Subject:* RE: [TR] TR3A Rear Brakes
>
> You can try backing off the adjustment which is done by turning 
>  (loosening) the square headed fitting opposite the wheel cylinder on 
> the back side of the backing plate .It’s a quarter inch square and you 
> can cobble together some quarter inch drive sockets to fit the 
> adjustment screw. If that doesn’t work try grinding the heads off of 
> the pins that hold the shoes tight against the backing plate. They 
> look like the head of a nail and are at 90 degrees from the wheel 
> cylinder. What you’re tring to do is release the shoes from the drum 
> thus allowing the drums to pull off.
>
> JVV
>
> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for 
> Windows 10
>
> *From: *Adrian Jones <mailto:adrianjones747 at centurylink.net>
> *Sent: *Wednesday, July 21, 2021 5:15 PM
> *To: *Triumphs at autox.team.net <mailto:Triumphs at autox.team.net>
> *Subject: *[TR] TR3A Rear Brakes
>
> Hi folks,
>
> I got the car jacked up and the back wheels off.
>
> Now I’m looking at the back brakes.
>
> The driver’s side drum is locked up; the passenger side I can rotate.
>
> I can’t get either drum off, despite banging on them with a rubber mallet.
>
> (I’ve taken out the 2 flat screws)
>
> Any ideas?
>
> Cheers
>
>
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>
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Porter Custom Bicycles 2909 Arno St. NE Albuquerque, NM. 505-352-1378 My World go here: WWW.PORTERBIKES.COM/

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