The hoses sometimes develop constrictions in them that allows the
passage of the fluid under high pressure from the master cylinder, but
doesn't allow the fluid to freely flow back, causing the problem you
describe.
Replace the hose. Replace them on both sides, for good measure.
Max Shanks wrote:
>Hello all,
>
>
>
>I am at wits end after a weekend of rebuilding the front brake calipers on
>my 1960 TR3A. The car sat too long and the calipers were all locked up when
>I tried to drive it. So I pulled the calipers, cleaned them up, put new
>gaskets and pistons in, put it all back together, and got a little better
>result but not much better. So I then pulled the regulator valve apart, blew
>it out, blew all the brake lines out, put it all back together, bled the
>brakes, and now the left front caliper is still not releasing. Any ideas?
>The only thing I have not tried is replacing the hose from the end of the
>metal brake line to the caliper. Could this hose be causing the caliper to
>not release? I just drove around town and by the time I got back from about
>a three mile drive the front left brake was smoking, the left wheel was too
>hot to touch, and the right wheel was almost too hot to touch.
>
>
--
George Richardson
1957 Triumph TR3 - TS15559L http://www.key-men.com/triumph
1975 Triumph TR6 - Undergoing restoration
1972 Triumph Stag - Daily Driver
Key Men: Keys for Classics - http://www.key-men.com
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