[Healeys] BJ8 Brakes

[Oudesluys]

Use Eesybleed on MC or vacuum pump at bleed nippels.

Kees Oudesluijs



Op 2-7-2016 om 20:48 schreef Roger Grace:
>
> At my wits end with this problem ...
>
> The brakes on my BJ8 have always been hard and bit well with little 
> pedal movement.
>
> Changed out the front callipers (to 4 pot) and the problems started.
>
> After repeated bleeding on first push,pedal went to the floor.
>
> After 2/3 pumps the pedal came right up and held.After about 30 secs 
> of no pressure on pedal goes to the floor again.
>
> Pistons are all in contact with pads and pads with disc; all looks 
> good at callipers.
>
> Suspecting a faulty MC changed it out.
>
> Primed the new MC with fluid prior to installing.
>
> Same story after another 1.5 pints of DOT 4 fluid focusing mainly on 
> bleeding front callipers and booster (new); also bled rear drums.
>
> Pedal still goes to the floor on first pump and comes up after pumping 
> as before.
>
> No visible leaks and inlet from reservoir shows no leaks: tapped 
> callipers with mallet to dislodge any air pockets.
>
> I am using the one man bleed system a with clear tube into a container 
> and close the bleeder valve with no visible air at nipple and full 
> tube of fluid to container. BTW also changed clutch MC at same time 
> and no problems with bleeding etc.
>
> Have now run about 1.5 pints of fluid through the new MC - perhaps am 
> being too impatient ?
>
> But no evidence of any air after about 0.5 pint. Typically how much 
> fluid is required to clear air from MC and lines ?
>
> Now sort or suspecting the inlet to MC from reservoir but for life of 
> me cannot see how air can get in with no visible fluid leaks,
>
> Any ideas from the more AH experienced listers appreciated.
>
> rg
>
>
>
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