Paul,
If the brake pedal does not feel spongy but is firm after it gets
pressure, it is not air in the system. It is play in the system,
probably the brake shoes that need proper adjustment or possibly the
pedal/master brake cylinder rod/connection needs looking at.
Kees Oudesluijs
NL
Op 23-10-2012 4:15, fiat500f@aol.com schreef:
> UGH! A cliff...is what I need to push this thing over.
>
> Early BN4.
>
> First, thanks to all for the many brake bleeding/air removal suggestions.
>
> Today, I bled them again, and...no joy. I took the drums off and checked that
> the shoes were radiused to the drums, which they are. All six wheel cylinders
> in the car are new and correct. The shoes are new also. The drums have been
> cut very slightly, they are not oversized. The master cylinder is rebuilt,
> correctly, and has a perfect bore. It is a 3/4" diameter cylinder and is
> correct. First, I bled the brakes the traditional way, master cylinder to
> wheels, with a helper pushing the pedal, and me opening and closing the valves
> at the cylinders. The rears went well, no air at all after bleeding. The
> fronts are pure evil. I bled them master to wheel, then reverse bled them
> wheel to master. I STILL have a pedal that I need to press 1 1/2 times to
> achieve a solid pedal. When I hold the pedal there, it does not sink, it is
> firm and stays firm. But that first press of the pedal goes to the floor. I
> can tell that I am moving fluid, and if I spin a wheel by hand, and have the
> helper step on the pedal, the wheel stops instantly. I then did the clamping
> off of brake hoses thing. When I clamped the rear hose, there was a very
> slight improvement at the pedal, but not much. When I clamped one of the
> front wheels, I then had a pedal that got firm with 1/2 of a push. Same with
> the other front wheel, so, I'm thinking the problem lies at the front wheels.
> But, I've bled AND reverse bled them! I don't know what else to do, though it
> certainly seems that there is still air in the system. How that is even
> possible, I don't know. I have no leaks at any of the lines or hose fittings.
> But I've now bled through six pints of brake fluid and it seems pretty much
> the same as it was when I started. Anyone have any other thoughts?
>
> Thanks,
> Paul B.
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--
Kees Oudesluijs
Dorpsstraat 183
2995XG Heerjansdam
T: 078-677 1233
E: coudesluijs@chello.nl
Technische commissie Jensen Healey en GT
Het Jensen Genootschap Holland
www.jensenholland.nl
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