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98c gun prob.

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dontrummer View Drop Down
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    Posted: 09 December 2006 at 5:05pm
ok i have a normal 98c no upgrades but one of my bolts is stuck. the one in the forgrip so i cant take it apart. i also stripped it tring to take it out (dont call me stupid). does anyone know how to take this bolt out now. thx.
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Bruce A. Frank View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Bruce A. Frank Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 4:13am

Originally posted by dontrummer dontrummer wrote:

ok i have a normal 98c no upgrades but one of my bolts is stuck. the one in the forgrip so i cant take it apart. i also stripped it tring to take it out (dont call me stupid). does anyone know how to take this bolt out now. thx.

The easiest first try is to use a little JP Weld Epoxy dabbed in the stripped socket and on the end of the Allen wrench. Insert the Allen wrench and let the epoxy set up over night. This will hold so the screw can be removed, usually.

But if it was so tight that you stripped the socket on this try then the epoxy method may also fail...but still worth a try!. (stop tightening the screw to excess! use only the short leg of Allen wrench between your fingers to tighten)

Several other ways that are relatively easy. A 3/16 drill bit LEFT HAND TWIST in a reversible drill will sometimes bite well enough that it unscrews the screw as you try to drill it out. Even it it doesn't unscrew it, when you drill through the head of the screw it will likely pop off...at which point you take a small pin punch and knock the screw out of the housing.

Also, there is small cutter kit at places like Sears tools that when run in the drill in reverse, bite into the head of the screw and back it out. They are also capable of cutting deeply enough to pop the head off. 

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Post Options Post Options   Thanks (0) Thanks(0)   Quote dontrummer Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 10:03am
thx for the info. (the bolt was already tight when i bought the gun).
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tallen702 View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote tallen702 Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 10:10am
you can use an easy-out (basically the left-twist drill bit mentioned above) which will actually cut into the screw to bring it out. Make sure your drill's torque setting is low. You can find them at home depot or lowes.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote kickinwing2010 Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 10:52am
Originally posted by tallen702 tallen702 wrote:

you can use an easy-out (basically the left-twist drill bit
mentioned above) which will actually cut into the screw to bring it out. Make
sure your drill's torque setting is low. You can find them at home depot or
lowes.
ya i dont really suggest these i have one and we used it on a
friends bike and we ended up ripping the head of the bolt off and then there
was no way to remove the bolt without completely drilling out the screw and
retapping it
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Bruce A. Frank Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 3:30pm

An Eazy-Out is an inappropriate tool in this type of screw removal. To use an Eazy-Out you have to drill a hole down the center of the bolt/screw into which you insert the Eazy-Out. You then turn the Eazy-Out counter-clockwise so it bites and the wrench torque is transfered to the bolt. This can be useful with screws/bolts that are threaded through the hole. But the Tippmann screws go through a smooth hole and thread into a captured nut on the opposite side.

(Easy-Outs are virtually glass hard and glass brittle steel. Even slight bending while using one, particularly on the very small diameter ones, with break them...and then you are really stuck with an embeded piece of steal that is too hard to drill through. That is just educational info about Eazy-Outs and the care required to use them.)

The picture below shows how the use of a left hand drill bit can help to extract the stuck screw. As the caption says, either the reverse torque will unscrew the bolt or it will drill down until the bottom of the head is reached. When the bit drills down that far the head will have been cut off. At that point a small diameter pin punch can be used to knock the screw out the other side (nut and all).

If you don't have a left hand bit, the head can still be removed with a right hand bit. Just select one that is slightly larger than the diameter of the screw (but slightly smaller than the outside diameter of the head...you don't want to gouge into the top of the counter-sink area into which the head is recessed). You are not looking to drill down the length of the screw. You are looking to drill to the point that the shoulder between the head and the shank of the screw is cut through and the head pops off.

If the drill bit cuts just a touch into the shoulder of the hole, it does only cosmetic damage that is completely covered with the replacement screw. Lighten the drill pressure as you get close to the head pop off point so you don't cut excessively into the aluminum shell material.



Edited by Bruce A. Frank - 10 December 2006 at 3:34pm
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Bruce A. Frank Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 4:26pm

One little point here, when you have a specific problem with your marker, mention it ever so slightly in the topic. Saying "98C Problem" or "98 Gun problem" is not useful. Nor does it usually even attract the attention of many who may have a solution. After all, this is the Tippmann group. It is likely you are having a problem with one of the Tippmann markers. This thread should have been titled something like "Socket Stripped on Screw" or "98C Front Grip Screw Stripped." Anything along those lines...at least a hint!

And the least useful title, "Help" or "Need help Quick!" I, for one, don't even open those.



Edited by Bruce A. Frank - 10 December 2006 at 4:30pm
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dontrummer View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote dontrummer Quote  Post ReplyReply Direct Link To This Post Posted: 10 December 2006 at 6:26pm
thx alot. ill try that. (and ill folow the advice about the topic title) thx.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Bandit5 Quote  Post ReplyReply Direct Link To This Post Posted: 11 December 2006 at 10:33pm
The easiest and my preferred method of removing stripped bolts is to open the current stripped hole ever so slightly with a drill bit, then hammer in a square head bit so that it bites into the sides of the hole in the head.  Then you can just attach a screwdriver to the bit and turn it out.

This method has never failed me... neither has drilling it out, but this method has much less of a chance of causing damage.
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