Heating Element Test

Started by renvette, November 25, 2011, 04:00:16 PM

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renvette

Anyone know what the normal resistance is when testing the heating element?  Should it be a complete short (0 ohms)? 

viper125

I would think that means element is broke. Should show resistance.
A few pics from smokes....
http://photobucket.com/smokinpics
Inside setup.

JZ

I recall reading on another thread that it should be around 29 to 32 ohms. If you are getting 0 welcome to the bad element club. Call Bradley and get a replacement - hopefully you are under warranty.

Meat tooth

0 ohms is a dead short. Not likely to happen. Your ohm meter may not have the resolution at lower resistances to give an accurate reading. If it was really 0 ohms, the main fuse and/or the temp controller would fail immediately after turn-on. An open reading would indicate a bad element. The resistance would read infinity, not zero.
Chew carefully and don't let your meat loaf.

Habanero Smoker

Brian posted that the resistance should be 27 - 32 ohms.



     I
         don't
                   inhale.
  ::)

beefmann

0 ohms is an open as the conductor has opened

Meat tooth

Beefman I'm sorry to say thatis incorrect. As a technician for 25 years +, 0 ohms is full continuity, here is a good video I have found to demonstrate how to use an ohmmeter: http://www.youtube.com/watch?v=ocvaqGzvE2I
Chew carefully and don't let your meat loaf.

mikecorn.1

In my line of work, a 0 ohm reading on a copper phone line is considered a dead/hard short. Meaning your practically on it. We do have other equipment that will tell you the exact footage to a ground fault and short. But before the fancy equipment, we would take the ohms reading and multiply by a number depending on the gauge of the copper pair and it would give you the distance. Just my two cents. :)


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Mike

beefmann

Quote from: Meat tooth on November 26, 2011, 08:14:38 PM
Beefman I'm sorry to say thatis incorrect. As a technician for 25 years +, 0 ohms is full continuity, here is a good video I have found to demonstrate how to use an ohmmeter: http://www.youtube.com/watch?v=ocvaqGzvE2I

i stand corrected, I stated it backwards

TedEbear

Quote from: renvette on November 25, 2011, 04:00:16 PM
Anyone know what the normal resistance is when testing the heating element?  Should it be a complete short (0 ohms)?

Here's a thread I posted on the subject this past summer:  Checking for Bad Element with Multimeter

viper125

A few pics from smokes....
http://photobucket.com/smokinpics
Inside setup.