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Thread: Removing stuck bolts

  1. #1
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    10th September 2005 - 10:47
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    Removing stuck bolts

    Hi everyone,

    Went to bleed the brakes on my project bike and found I couldn't undo the flush mounted phillips screws holding the top of the brake fluid reservoir on. Crap, managed to burr them slightly too, awesome...

    Anyone know any little tricks to get these undone? I gave them a blast with CRC but that was probably next to useless because they were flushed mounted. What to do next?

    Cheers

    Stefan

  2. #2
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    17th February 2005 - 11:36
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    CRC is pretty bad on brakes, I wouldn't do that again. Get an impact driver.

  3. #3
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    25th October 2002 - 17:30
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    If the screws are completely fucked you could try giving the a little tap with a chisel and a hammer. Just lightly though, enough to 'break' the hold.

  4. #4
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    9th November 2003 - 13:52
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    i had the very same thing happen to me 2 days ago.
    they wer totally stuffed.
    i got a small drill bit and drilled them out only a real little bit so the lid could slip off the screw.
    then got some pliers and unscrewed them and they came out easy.
    just had to get some more screws but the others were totalled anyway.
    just make sure no filings get in the oil.

  5. #5
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    same as him

    drill them out carefully with small very sharp drill bit and replace with S/steel


    F/F
    "Kiwi Biker, still a great place despite the mods "


    "Would crawl over broken glass before owning Suzuki"

    The only reason I only ride in the Iron man Class is I have no friends left to enter the two man events,
    my own fault really.

  6. #6
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    2nd April 2005 - 11:58
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    I've just finished doing the brakes and clutch (both hydraulic) and both sets of screws for the reservoirs were fucked. I tried both methopds listed above and both worked a treat. I used a small (old) screwdriver & lightweight hammer to loosen a couple of them and they just unscrewed. One I got unscrewed normally and the other one I had to drill out. I found that drilling it actually loosened it so I didn't have to drill the head right off and just unscrewed it by hand. The difference is huge having changed and bled those two reservoirs! Next will be the rear brakeset - pull apart, tidy/replace pads, replace and bleed fluid. Tank will be off next so I can get at the oil and air filters...

    Lotsa learnin' - It's great!
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  7. #7
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    28th June 2006 - 14:47
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    Quote Originally Posted by wildpudding View Post
    Hi everyone,

    Went to bleed the brakes on my project bike and found I couldn't undo the flush mounted phillips screws holding the top of the brake fluid reservoir on. Crap, managed to burr them slightly too, awesome...

    Anyone know any little tricks to get these undone? I gave them a blast with CRC but that was probably next to useless because they were flushed mounted. What to do next?

    Cheers

    Stefan
    Screws!!! Why had they have to make them from cheese...

    The previous owner of my GN had the bright idea of using lock-tight on the top 4 screws on the cover that keeps the Needle in. Had to drill two of them out.

    You can try to give the screw driver a little tap with the hammer to loosen it up and try and unscrewing it again. (Same idea as an impact drill).

  8. #8
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    14th January 2005 - 21:26
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    look up "grabit" type screw removal bits......very useful. Drill a small hole in the head and use the grabit bit - they are reverse threaded so the more you try to undo the screw the more the grabit bites.

  9. #9
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    Impact driver will do it.......
    On Time .... In Spec .... On Budget .... Yeah Right!

  10. #10
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    Cheers everyone, I'll give some of those ideas a try and see what happens. Don't have much to lose anyway.

    Stefan

  11. #11
    Get a very fine cutting device, such as the small electric engraving-type machines you can buy for like $15 at hardware stores. They have a blade attachment. Then cut a small groove, and use a flat head screwdriver.

    Or just get an old flat head screwdriver (correct size) and hammer it gently so it sits tightly inside the phillips screw.
    "I'm gonna get to the bottom of this, and I dont give a fuck if you're at the top!!!"

  12. #12
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    14th January 2007 - 20:44
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    I just drilled out the top of the screw and used pliers to take out the screw

  13. #13
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    Quote Originally Posted by allun View Post
    look up "grabit" type screw removal bits......very useful. Drill a small hole in the head and use the grabit bit - they are reverse threaded so the more you try to undo the screw the more the grabit bites.
    Stocked by Jaycar

  14. #14
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    10th September 2005 - 10:47
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    Tried drilling the tops of the bolts out, and it worked a treat, so cheers for that idea.

    Now I have to find some new bolts, probably a bit of a long shot, but anyone know what sort of bolts they are and where abouts a likely place to find replacements are?

    Cheers

  15. #15
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    20th May 2003 - 06:18
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    re getting a screw

    Quote Originally Posted by wildpudding View Post
    Tried drilling the tops of the bolts out, and it worked a treat, so cheers for that idea.

    Now I have to find some new bolts, probably a bit of a long shot, but anyone know what sort of bolts they are and where abouts a likely place to find replacements are?

    Cheers
    Most bike shops should have s/steel replacments, if you can,t get any pm me I will post you some down.


    F/F
    "Kiwi Biker, still a great place despite the mods "


    "Would crawl over broken glass before owning Suzuki"

    The only reason I only ride in the Iron man Class is I have no friends left to enter the two man events,
    my own fault really.

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