Bleeding brakes sucks!!! |
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Bleeding brakes sucks!!! |
mightyohm |
Mar 30 2005, 12:24 AM
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#1
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Advanced Member Group: Benefactors Posts: 2,277 Joined: 16-January 03 From: Seattle, WA Member No.: 162 Region Association: Pacific Northwest |
I spent another 1-2 hours tonight bleeding the brakes on my 914. The rears bled fine but one of the fronts (which I rebuilt) is giving me what seems like an endless stream of tiny bubbles. I haven't checked the other front yet but I am guessing it will too.
How long is this supposed to take?? Is bleeding brakes a day long job after you rebuild the calipers and put them on dry? I've been through over 2 quarts of brake fluid so far. I think just on this one caliper we pumped it about 100 times! Tiny little bubbles forever and ever. Also I noticed that the assembly lube I used is dissolving into the brake fluid, I get some blue bubbles from time to time as well. That doesn't seem right. I used the Permatex stuff in the little packets that says you can use it on caliper pistons etc etc. Anyone have a pressure bleeder I can borrow? (IMG:http://www.914world.com/bbs2/html/emoticons/wacko.gif) |
IronHillRestorations |
Mar 30 2005, 06:59 AM
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#2
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I. I. R. C. Group: Members Posts: 6,724 Joined: 18-March 03 From: West TN Member No.: 439 Region Association: None |
Get a spare cap for the brake fluid resevior.
Get a tire valve & stem. Drill a hole in the center of the resevior cap, the same size as the hole in a wheel (or measure the narrow part of the tire valve). Pull the valve stem through the hole. Remove the plastic screen in the resevior. Fill the brake resevior completely, not to the fill line, all the way full to the bottom of the tube that holds the plastic screen. Put on your new modified pressure bleeder cap. Drain your air tank to 10 psi, for cheaper compressors setting the regulator at 10 psi may not work. If you put too much pressure in the system, you'll blow off the blue lines that connect the supply lines to the resevior, or worse. Take a clip on air chuck and clip it on your new pressure bleeder cap. Bleed the brakes, starting at the furthest bleeder from the master cyl, and finish at the bleeder nearest the master cyl. Pump the pedal hard about ten times and repeat the proceedure. Do not get brake fluid on painted surfaces it will ruin them. If the pressure bleeder cap retains pressure, bleed it down before taking it off the resevior. This works very well, and makes it a one person job. Replace brake fluid every two years. Properly discard used brake fluid. |
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