Question about bleeding brakes?

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Old Jan 23, 2003 | 09:13 PM
  #1  
eswartz's Avatar
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Question about bleeding brakes?

I am in no means a mechanic but I do consider myself able to do some general maintenance but I have never attempted to bleed a brake system. After reading numerous threads I still have 1 question, when a partner is in the vehicle and applying pressure to the pedal should the vehicle be running or not? I am assuming not, but I know what happens when I assume. Thanks in advance.
 
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Old Jan 24, 2003 | 12:25 AM
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hyflyer78's Avatar
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From: sevierville,tn
bleeding brakes

the vehicle needs to be OFF. not running and make sure your partner doesnt let off the peddle until the bleeder nipple is fully closed. hope this helps
 
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Old Feb 21, 2003 | 05:36 PM
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Another tip is to start with the brake that is farthest away from the master cylinder that way it pushes most of the contamniated fluid away from the other lines and the chance is less for cross contamination. I would also suggest that you go to Ace
Hardware and get some plastice tubing that fits over the bleed screw tip and put it into a 2Liter Pepsi bottle with some fluid (Clean) in case the brake pedal push guy mistakenly let off the pedal before you close the bleed screw that wya you dont suck air but instead fluid. and make sure to check the fluid resissior very often and there are two halves to the res. one half for the fronts and one half for the rears .

Richard D.
 
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Old Feb 21, 2003 | 05:51 PM
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From: WISCONSIN
While your at it go buy 3 bottles of Motorcraft brake fluid from the dealer and flush your brake fluid while your at it. If your brake fluid is dark (coca cola) colored then it could use a flushing.

Here again. Start at the farthest wheel and run your clear plastic tube from the bleeder valve into the drain bottle* and have your helper pump the brake pedal until you get clean clear fluid coming out of the wheel cylinder. Then do one fianl pump up and bleed on the cylinder for good measure. Then go to the next farthest wheel and repeat the proceedure. Dont let the master cylinder run out of fluid or you'll need to start all over. You can turn the bottle of new brake fluid upside down into the master cylinder filler hole and it will feed it for you.

*have some fluid already in the drain bottle so the tube goes into the fluid and doesn't suck air back into the line.
 
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Old Feb 21, 2003 | 07:08 PM
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Thanks Hapynzap that's what I was refering to in my post i guess i just didnt make myself clear enough thanks for covering my back .I would however recomend a differant brake fluid, go with Castrol GTLMA Brake Fluid it exceeds DOT 3 and 4 specs and it mixes with other fluids so there is n worry there. if you are going to completely flush this stuff has a higher boiling point and holds up much better than normal fluid this is good stuff.

Richard D.
 
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