My cordless drill is sparking NECRO ALERT

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Nocturnal

Lifer
Jan 8, 2002
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I don't use my cordless drill a lot but I just noticed that it is sparking while in use. Is this normal or is this a defect?
 
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imported_goku

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Mar 28, 2004
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Originally posted by: Nocturnal
I don't use my cordless drill a lot but I just noticed that it is sparking while in use. Is this normal or is this a defect?

Sparking inside of the drill? Or is it comming out of the drill and is like able to touch you? Because all open drills will kinda spark in the motor area though it should only happen when you starting and stopping it.
 

Nocturnal

Lifer
Jan 8, 2002
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It's sparking when in use and it's happening inside the drill. It only sparks when I stop it. Is this normal?
 

Evadman

Administrator Emeritus<br>Elite Member
Feb 18, 2001
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if it is in the case, itis normal unless excessive. If sparks travel any distance, it is bad. Generally, there are sparks visible between the comutator and brushes.

Feel free to go get a drill and try it out in a totaly dark room. You will see the light.
 

Bozono

Banned
Aug 17, 2005
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Originally posted by: goku2100
Originally posted by: Nocturnal
I don't use my cordless drill a lot but I just noticed that it is sparking while in use. Is this normal or is this a defect?

Sparking inside of the drill? Or is it comming out of the drill and is like able to touch you? Because all open drills will kinda spark in the motor area though it should only happen when you starting and stopping it.


Listen to this guy. It's normal for a cordless to spark some.
 

Evadman

Administrator Emeritus<br>Elite Member
Feb 18, 2001
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Originally posted by: Nocturnal
Are you guys sure?
No. i just make sh!t up for fun. You want me to take a picture of all my drills? I am sure every one sparks, and I probably have 10 easy.
 

Nocturnal

Lifer
Jan 8, 2002
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Originally posted by: Soccerman06
would you take your computer back if it was sparking? Same priciple

Sure it would be nice if you could reassure me like that LOL. I mean you don't have to but if your drill is near by and you have time I would not mind.

Sorry, I'm referring to Evadman's post.
 

Evadman

Administrator Emeritus<br>Elite Member
Feb 18, 2001
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Originally posted by: Soccerman06
would you take your computer back if it was sparking? Same priciple

The only moving parts in a compter are where you can not see any sparks if they occour. In additon, they are much more light duty, made to more exacting tolerances and not made to produce 300 inch pounds of torque or pull the amperage that a drill does.

The second that a pit of metal shaving gets into the motor between the comutator and brushes, and nicks the brushes or comutator, you will get sparks at that amperage draw.

If you have no idea what you are talking about, please don't post random crap just because you 'think it should be so'.
 

Shawn

Lifer
Apr 20, 2003
32,236
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umm all drills spark on the inside. at least all the ones I've used. my drill has been 15 years old and still works fine.
 

Evadman

Administrator Emeritus<br>Elite Member
Feb 18, 2001
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Originally posted by: Nocturnal
Sure it would be nice if you could reassure me like that LOL. I mean you don't have to but if your drill is near by and you have time I would not mind.

I can do it tommorow, but I generally do not have a drill next to my computer at 3:00 am :p

see warning here. they know motors spark

They do make non-sparking motors for use in explosive atmospheres btw.
 

sharkeeper

Lifer
Jan 13, 2001
10,886
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If it has an electric brake it's normal to see more sparks between the commutator pads and brushes when you let go of the trigger at full speed. The sparks may even leave the case. If it's sparking noticeably when running that's excessive.

Oh and I had to read the title a few times as I though it read "My cordless drill is spanking"
 

Nocturnal

Lifer
Jan 8, 2002
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Ok thanks. That was the first time I had used my drill and looked into that thing, I guess. I have rarely used the drill but I thought for a second oh crap, what the hell are those sparks???
 

chiwawa626

Lifer
Aug 15, 2000
12,013
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I've used several drills corded and cordless, of all makes including makita, dewalt, black and decker. I have yet to see a drill that dosen't spark inside.
 

vegetation

Diamond Member
Feb 21, 2001
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They all spark. In fact, I use the spark feature to simulate a lightning arc with my weather lightning sensor.
 

lira

Junior Member
Mar 18, 2016
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Please try not to listen to the very ill informed group of people on here that make wise cracks. To answer your question, yes... They are where the contact brushes on the motor frame touch the commutator on the spinning motor rotor. They indicate a little roughness in the contacts (making the brushes bounce back with a little spark). They are harmless and common. just be careful around gas or vapors that may start a fire.
 

IronWing

No Lifer
Jul 20, 2001
71,882
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Please try not to listen to the very ill informed group of people on here that make wise cracks. To answer your question, yes... They are where the contact brushes on the motor frame touch the commutator on the spinning motor rotor. They indicate a little roughness in the contacts (making the brushes bounce back with a little spark). They are harmless and common. just be careful around gas or vapors that may start a fire.
Too late, he already burned his house down, eleven years ago.

A not too subtle note to the not too swift....

NECRO THREAD
 

Elixer

Lifer
May 7, 2002
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Cool, I am sure they were waiting for you to come here 11 years later to inform them.
 

LiquidSnakeSSJ4

Junior Member
Mar 27, 2016
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Too late, he already burned his house down, eleven years ago.

A not too subtle note to the not too swift....

NECRO THREAD
Damn. I was like 10-11 years old back then.. 20 now. Just registered to admit the huge facepalm at the 11 year old bump to this thread; because double-ironic, and the other guy registered just to post that one reply too.

This thread is back in the recent Google results because of that reply. Hope OP called the fire department in time 11 years ago!
 
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