My approach when faced with this problem was to take one of the flexible
lines, which I was replacing anyway. and cut it in half. I then took a tire
valve and carved away the rubber from the bottom part leaving a brass tube
which fits nicely into the cut end of the brake hose. (I may have actually
run it through a die to cut threads into it and then screwed itinto the
hose, it's been awhile) A hose clamp or even twisted wire to secure the hose
to the valve would probably help, but I don't think I needed it. I then
reattached the hose to the caliper and, because at the time I didn't have a
compressor, I used a bicycle pump on the tire valve and one caliper popped
out. I put it back in and secured it with a C clamp and pumped again until
the other one popped.
Worked for me.
Bob
----- Original Message -----
From: "marty sukey" <trmarty@hotmail.com>
To: "Triumph List" <triumphs@autox.team.net>
Sent: Monday, November 09, 2009 7:42 PM
Subject: [TR] TR3 Brake help
>A friend of mine is restoring a TR3 that has set for years. He has picked
> quite an ambitious project. He brought over the front brake calipers this
> evening looking for advice. One is for sure toast. The other he cannot get
> one
> of the pistons out of. He has had it soaking in a pan of blaster for a
> week
> and it wont budge. Pretty much destroyed the piston trying to get it to
> move.
> First question, on the back of the caliper there is what appears to be a
> plug
> with a large screwdriver slot in it. It looks like if this plug was
> removed
> the piston could be pushed out. However, he says the manual states DO NOT
> REMOVE THIS PLUG. Can this instruction be ignored? He is trying to work on
> this car a little at a time and does not have a big budget. Is there any
> possibility of converting over to a TR6 disc brake set up or something
> else
> that is more available? I'm not familiar with the TR3's. Any advice?
>
> Thanks,
> Marty
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