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Alley Vanpelt Posted on Dec 10, 2018

Hobart 250ci overheating, works fine for awhile then overheat light comes on ,shut off turn on same thing maybe longer maybe shorter

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MMYZF600R

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  • Contributor 5 Answers
  • Posted on Jan 02, 2019
MMYZF600R
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See what your duty cycle is suppose to be for that welder. It may have a internal fan that has stopped working to pull the heat out. Some have some don’t. If not add one and it may give you a little more time to weld

5 Related Answers

Anonymous

  • 3587 Answers
  • Posted on May 04, 2008

SOURCE: slow, overheating, shuts itself off

sounds like your internal fans are taking early retirement, from all the symptoms..like running a car with no oil, you don't want to run a dell desktop without internal cooling..need to replace that fan..not too hard, actually.

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Anonymous

  • 2920 Answers
  • Posted on Dec 07, 2008

SOURCE: LG projection TV model 52SZ8D-UA sound go on and off

your audio board is going out take it to a shop and have it fixed

Anonymous

  • 125 Answers
  • Posted on Feb 21, 2009

SOURCE: Imperial deep fryer IFS40 pilot lights, turn on

Hi there, it sounds like your thermopile, for the pilot, is failing during use, when this happens, the small DC voltage it generates is less than the gas valve requires to stay open, and shuts off the pilot, which shuts off the main burners. Another thing that could be happening, is the hi limit is opening prematurely, instead of shutting of the pilot at 450 deg. it now is opening at 325, or 225 or 250. Sometimes the sensing bulb gets broken where it pass's through the oil tank causing this symptom. If you temporarily bypassed the hi limit to test this also, and it still goes off, you need a thermopile. If it stays on, check your temp with a reliable thermometer, and see if it reads fairly close to your setting, if so, then you need a hi limit.
Hope that helps, and thank you.

Anonymous

  • 2 Answers
  • Posted on Jun 17, 2009

SOURCE: Hobart 250ci quit working

I don't know if it is the same problem that I had. Open up the case where the compressor is and check the air line. If it has come undone the cutter will not do anything. Just reclick the line back on and you should be in business.

Anonymous

  • 1 Answer
  • Posted on Jan 29, 2010

SOURCE: need schematic for hobart airforce 250ci plasma

Found out the model was still under warranty.

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Related Questions:

0helpful
1answer

Why dont i have any power to my hobart plazma cutter

Maybe blew a fuse . maybe malfuncttion. i would contact company for proper assistance.
Customer Service Hobart Welders
0helpful
1answer

Machine turns on, air compressor runs but will not strike an arc

sounds like the voltage is not getting to the tip. I would suggest taking this in for repair.
0helpful
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Hi I have a hobart airforce 250ci 2 and a half year old lightly used plasma and the power doesn't come on

Check your ground and make sure the ground is clean, if not sand it slightly where it's shinny then try tighten the ground clamp and tighten the ground clamp on the machine itself. Be sure the breaker is not tripped for the machine in the main electrical panel as well check that the electrical cord has not worn down from use, you may have to replace the electrical connector if it is badly worn. you can buy at any hardware store, you will want to buy a 15 amp male connector. If this does not sole your problem please let me now for more help. also be sure air is working for the machine.
0helpful
1answer
1helpful
1answer

Hobart airforce 250 ci has power but will not operate

make sure that there is air to the plasma and set at the proper psi. Make sure that the contact tip and nozzle is in the cutting head correct.
0helpful
1answer

My tv will work for like 5 min then it shuts off

Hello,

Sound like you have a overheating problem. Your capacitors might have reached their end of life thus making them overheat quickly. Try to check if there is a fan inside your TV. If there is a fan, try to clean it see if that helps.

I hope this helps. Have a nice day.

- HotRatchet
1helpful
1answer

Hobart 250 has power to unit, but will not run.none of the lights come on.

Sounds like you have more than one problem. Check all fuses. Bringing it to a welder repair shop might be a good idea. Welding suppy houses may be able to help you in your area, and maybe recommend someone.
0helpful
3answers

Hobart 250ci quit working

Provided Air is between 60 and 80 psi (common operating range).
Power is measured to be in range as per label or manual specs.
Replaced all consummables on the torch head.
Usually the next step is to change the Torch Head. After all else fails this is usually the problem, especially if the torch head became hot while cutting.
0helpful
2answers

TV goes off intermittently

sounds like an intermittent shut down which is heat related. some part , maybe one stuck on a heatsink is warming up and running too much current triggering shutdown.
to find it you can tell what is shutting down with a voltmeter, or you can heat suspected parts with a blow dryer to speed the shutdown .. or freeze spray to see if it goes beyond your shutdown time.
0helpful
1answer

Monitor shuts down after 20 minutes

Sounds like the monitor is overheating. The internal power supply maybe going bad. Ray
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