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#11
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Brake fluid flush question
Norm De Plume > wrote in article .com>... > > wrote: > > > why not try using an ez-out tool? > > I'm not saying that something went wrong when I used an ez-out, but is > there such a thing as an ez-out ez-out? > > So-called "E-Z Outs" should be banned by the American Society for the Protection of Imbeciles - especially from the hands of amateurs. Where does it make logical sense that, if I break a 3/8" diameter bolt trying to remove it, that a hardened, easy-to-snap, "E-Z Out" of lesser diameter will, somehow, NOT break and remove the broken bolt? If the bolt was rusted/corroded/etc. bad enough to break its full diameter, a lesser diameter "E-Z Out" is, certainly, NOT the answer. Most "E-Z- Outs" are tapered to aid in "biting" the fastener - which forces the bolt threads even harder against the hole's inside diameter - much like those "universal box wrenches" that squeeze a nut tighter on a bolt, galling the threads IF they actually remove the nut! I'm guessing that people who recommend - and attempt to use "E-Z- Outs" also own a set of these "Universal Box Wrenches". Anybody suggesting the use of an "E-Z Out" is, in my opinion, exhibiting their total lack of practical experience, and should not be trusted for any advice - especially on fasteners. Now, as far as removing a broken "E-Z- Out" goes, your probably looking at a trip to a machine shop where a spade drill set up in a milling machine will accurately cut the hardened "E-Z- Out" out easily. I believe you are beyond hand-held drills at this point - unless, of course, an oversized hole tapped to a different thread - or a helicoil - will work for you. |
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#12
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Brake fluid flush question
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#13
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Brake fluid flush question
Nate Nagel wrote: > wrote: > > Today I was doing my every-2-year brake fluid flush on my BMW. > > I had finished with the two back wheels, and was starting on > > the front passenger side wheel, when I sheared off the bleed > > screw on the caliper DAMMIT! So, now, there's no part of > > it above the caliper housing as it sheared evenly at about the > > housing level. What really annoys is that I was leaving for > > Florida in the morning in the car, but I wanted to finish the > > flush first. I'm gonna try to find a shop that'll get the thing > > out and put a new one in in the morning but may be unalbe > > to on such short notice. (I tried for a while doing this myself, > > but have finished with that attempt.) > > > > This may seem like a stupid question, but it's not something > > I've thought much about: If I use the car for a couple of weeks > > with the front lines un-flushed, would the fluid in those lines > > affect the nice clean fluid in the lines to the back wheels? > > IOW, if I flush the front lines in a couple of weeks, will it > > be as good as if I'd been able to do them all today? Thanks. > > > > --F > > > > I'd just drive the car and not worry about it, Yep Nate, that's exactly what I did. I'm back now after 10 days of no Web access and no phones...bliss. I couldn't find a shop that could fix the thing on short notice, but now that I'm back, I'm thinking of trying to get it out myself. I've got a drill, but I need a little bit that will bite into the metal, just enough to perhaps makes a couple of little notches so I could try and use a little screw driver to back the bleeder out. It's hard to believe I put it in so tight 16 months ago when I replaced pads and rotors on that car. The bits I have supposedly can be used with metal, but I can't get it to bite at all. Are there any special bits I could get that would bite? Another thing, this bleeder is officially called a "ventilation valve" and is VERY hard to find. Dealerships don't carry them and I haven't found any on line after briefly searching. I'm surprised that they're not needed enough for them to be in stock. > just curious, does your BMW have those little rubber caps on the > bleeders? I've found those to be quite useful; at least I've never > owned a car that still had them that I had any problems bleeding. Yes, they do have those little rubber caps. I guess they are to provide redundancy in case a bleeder somehow got loose, causing no brakes without one. I think that's the cause of my problem. Even though I thought I was being careful not to overtighten those little things, I did. I always have this nightmare thought of one coming loose while driving. -- F |
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