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Old 7th April 2021, 18:28   #6
mh007
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MG ZT260 SE, MG ZT190+, MG ZTT 160, R75 Conn SE 2.0, R75 Conn SE 2.5 X 3, R75 Club SE 1.8, P5B Coupe

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Quote:
Originally Posted by Ducati750cc View Post
An old method for difficult systems was to clamp the two front flexies and one rear, open the un-clamped bleed nipple and let gravity do its job, when fluid is seen to come from that wheel, bleed as normal, by two people using the pedal up, down, up, down, two or three rapid pushes then close the nipple with the pedal down, till there is no more air, clamp that one and repeat on the other rear, i.e. open the nipple then wait till fluid starts to dribble, bleed, clamp and do the same on the fronts.


With all clamps off, go around them all again and bleed as normal, to ensure there is no more air and you have a firm pedal.


Oh how that brings back memories of trying to bleed the air out of old single circuit drum brake (all around) systems!
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