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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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Angle Grinder Disk Stuck
I have a new Black and Decker "Firestarter" 4" angle grinder. I
accidentally put the grinding disk on upside down (the protruding part facing toward the machine), and now I can't get it off. I've tried putting the wrench that came with it inside a piece of metal tubing, and turning. This only bent the tool. Any suggestions on how to remove the disk? |
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#3
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In article ,
Jeff Wisnia wrote: Don't get insulted, but is there any possibility you've gotten disoriented and are "loosening it" in the wrong direction? .... Jeff (Who's messed up "lefty loosey" a few times when approaching a fastener from an odd angle...) And then there are those "lefty-tighty" ones to throw you even more off track. One or both of these seems like the problem (loosening wrong direction - may be aggravated by the direction being counter-intuitive) -- Cats, Coffee, Chocolate...vices to live by |
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don't know that tool, but maybe it's LH thread?
wrote in message ps.com... I have a new Black and Decker "Firestarter" 4" angle grinder. I accidentally put the grinding disk on upside down (the protruding part facing toward the machine), and now I can't get it off. I've tried putting the wrench that came with it inside a piece of metal tubing, and turning. This only bent the tool. Any suggestions on how to remove the disk? |
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Ecnerwal wrote:
In article , Jeff Wisnia wrote: Don't get insulted, but is there any possibility you've gotten disoriented and are "loosening it" in the wrong direction? ... Jeff (Who's messed up "lefty loosey" a few times when approaching a fastener from an odd angle...) And then there are those "lefty-tighty" ones to throw you even more off track. One or both of these seems like the problem (loosening wrong direction - may be aggravated by the direction being counter-intuitive) The Craftsman I got for Christmas has an arrow showing rotation . Just be sure you're loosening in the direction of the arrow ... unless yours hasn't got one ... -- Snag aka OSG #1 BS132 SENS NEWT "A hand shift is a manly shift ." shamelessly stolen |
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On the larger grinders, it is better to keep a copper washer on
the spindle to keep those 5/8_11 threads from bonding to the disks. The little ones don't seem to have as much torque, so I have not been using a washer. I have seen fellas break the pin and/or the casting on the big ones trying to get a wheel off. Is your problem disk the kind with its own threaded hub or the one where you trap the disk between 2 hard steel "washers"? Can you get to the hex or 2-hole "nut"? I have been able to get some things like this loose by striking firmly with a hammer. If you try this method, you will not be able to reuse the disc. If you use this method, do not hammer against the detent pin, you will probably break it. Just try to get a few very firm and swift cracks at it to jar it loose. It probably got into this situation by spinning tight under power, and will require a substantial counter blow. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Keep the whole world singing . . . . DanG (remove the sevens) wrote in message ps.com... I have a new Black and Decker "Firestarter" 4" angle grinder. I accidentally put the grinding disk on upside down (the protruding part facing toward the machine), and now I can't get it off. I've tried putting the wrench that came with it inside a piece of metal tubing, and turning. This only bent the tool. Any suggestions on how to remove the disk? |
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Oops, the name is "Firestorm". I'll try loosening the other way. It's
the kind with the 2 hole nut. On reading the manual, I found out I also put the two hole nut on backwards. |
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DanG wrote:
On the larger grinders, it is better to keep a copper washer on the spindle to keep those 5/8_11 threads from bonding to the disks. The little ones don't seem to have as much torque, so I have not been using a washer. I have seen fellas break the pin and/or the casting on the big ones trying to get a wheel off. Is your problem disk the kind with its own threaded hub or the one where you trap the disk between 2 hard steel "washers"? Can you get to the hex or 2-hole "nut"? I have been able to get some things like this loose by striking firmly with a hammer. If you try this method, you will not be able to reuse the disc. If you use this method, do not hammer against the detent pin, you will probably break it. Just try to get a few very firm and swift cracks at it to jar it loose. It probably got into this situation by spinning tight under power, and will require a substantial counter blow. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Keep the whole world singing . . . . DanG (remove the sevens) wrote in message ps.com... I have a new Black and Decker "Firestarter" 4" angle grinder. I accidentally put the grinding disk on upside down (the protruding part facing toward the machine), and now I can't get it off. I've tried putting the wrench that came with it inside a piece of metal tubing, and turning. This only bent the tool. Any suggestions on how to remove the disk? You can put the wheel into a vise (trash the wheel afterwards) and then try the wrench by hand and then a quick smack with a hammer... Look at the threads and make sure you are turning the correct direction. Martin -- Martin Eastburn, Barbara Eastburn @ home at Lion's Lair with our computer NRA LOH, NRA Life NRA Second Amendment Task Force Charter Founder |
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grab the wheel in a vise and put a punch into the hole on the nut and hit with
a hammer .a couple of blows should do it then throw out the grinding wheel my makita sometimes locks up walter |
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I don't know the exact tool you have, but something that I've done that
works on occasion for certain items is to wrap a fan belt around the item, clamp the belt in a vise, and voila, a perfect strap wrench you can put some real leverage on. Of course, it helps to have a helper holding the main part in place. wrote in message ps.com... | I have a new Black and Decker "Firestarter" 4" angle grinder. I | accidentally put the grinding disk on upside down (the protruding part | facing toward the machine), and now I can't get it off. I've tried | putting the wrench that came with it inside a piece of metal tubing, | and turning. This only bent the tool. Any suggestions on how to | remove the disk? | |
#11
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On Mon, 27 Dec 2004 21:29:42 GMT, "carl mciver"
vaguely proposed a theory .......and in reply I say!: remove ns from my header address to reply via email I don't know the exact tool you have, but something that I've done that works on occasion for certain items is to wrap a fan belt around the item, clamp the belt in a vise, and .........reverse connect the motor turn on the angle grinder!!!! G THAT WAS A JOKE OK? GG |
#12
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I thought Firestarter was a pretty good name for an angle grinder. Maybe
you should suggest it to B&D. Steve wrote: Oops, the name is "Firestorm". I'll try loosening the other way. It's the kind with the 2 hole nut. On reading the manual, I found out I also put the two hole nut on backwards. |
#13
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"Old Nick" wrote in message ... ........reverse connect the motor turn on the angle grinder!!!! G THAT WAS A JOKE OK? GG Certain Metabo grinders (with the yellow spindle lock button) do not require a wrench to change the wheel. You simple allow the wheel to spin down until it almost stops and then press the spindle lock. This loosens the nut which you can remove by hand once everything has stopped. Regards, Robin |
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On Tue, 28 Dec 2004 12:19:24 -0500, "Robin S."
vaguely proposed a theory .......and in reply I say!: remove ns from my header address to reply via email Is that _recommended_? Certain Metabo grinders (with the yellow spindle lock button) do not require a wrench to change the wheel. You simple allow the wheel to spin down until it almost stops and then press the spindle lock. This loosens the nut which you can remove by hand once everything has stopped. Regards, Robin |
#15
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I dunno where my wrench is.
if you don't use it to gronk the damn thing on they come right off. and not in use ever Old Nick wrote: On Tue, 28 Dec 2004 12:19:24 -0500, "Robin S." vaguely proposed a theory ......and in reply I say!: remove ns from my header address to reply via email Is that _recommended_? Certain Metabo grinders (with the yellow spindle lock button) do not require a wrench to change the wheel. You simple allow the wheel to spin down until it almost stops and then press the spindle lock. This loosens the nut which you can remove by hand once everything has stopped. Regards, Robin |
#16
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"Old Nick" wrote in message ... On Tue, 28 Dec 2004 12:19:24 -0500, "Robin S." vaguely proposed a theory ......and in reply I say!: remove ns from my header address to reply via email Is that _recommended_? Yes. If you get the one with the black spindle lock button, you have to use a wrench. If it's yellow, you don't need a wrench. See: http://www.metabo.com/uploads/media/...0_watts_10.pdf Near the bottom of the second page (it is labled as page 69 as it is an excerpt from a larger catalog). Mind you, these grinders aren't exactly cheap. Many people would know Metabo as Walter (Walter is made by Metabo). Regards, Robin |
#17
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On Tue, 28 Dec 2004 23:10:38 -0500, "Robin S."
vaguely proposed a theory .......and in reply I say!: remove ns from my header address to reply via email OK. I have the black button. Yes. If you get the one with the black spindle lock button, you have to use a wrench. If it's yellow, you don't need a wrench. |
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