916 Brake Master Cylinder

Discussion in '748 / 916 / 996 / 998' started by Lazza, Apr 18, 2016.

  1. Ok I stupidly thought it'd be a good idea to put new Hel performance lines on my SP

    Putting the lines on is simple enough, and I can bleed car brakes so how hard can it be?

    10hrs later and I still have no pressure at lever at all, fluid in line, plus a lot of air obviously, but I am struggling to get the fluid down or air bubbles out of master. It's the old style brembo master with no bleed nipple. And no I don't have a vacuum or pressure pump/bleed kit - yes I prolly shud go and buy one but . . .

    I have also turned to full lock, flicked the lever, tapped the lines but no bubbles will rise in the reservoir from anywhere - I also tried a syringe to push fluid up from caliper, it got some bubbles up at reservoir but still no lever pressure!

    Anyone any ideas? Well hacked off!
     
  2. You could try disconnecting the line from the master cylinder end and then pump the lever with your finger over the hole where the line fits. This might be enough to get some pressure into the cylinder. After that try bleeding using a rubber non return valve type of bleeder.

    It can be a long and frustrating job, been there plenty of times myself.

    SOLO BRAKE / CLUTCH BLEEDER AUTOMATIC BLEED PIPE / TUBE | eBay
     
  3. cable tie on the lever over night,
     
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