How To Identify Causes of Electrical Circuit Failures
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I have two circuits in my home that will go off but the circuit breaker does not trip off as if a loss of power: Checklist to Help Identify the Cause of Electrical Circuit Loss. © By: Dave Rongey |
Lost Power to Electrical Circuits
Electrical Question: I have two circuits in my home that will go off but the circuit breaker does not trip off as if a loss of power.
- I have had two electricians and power company try to figure it out.
- Outlets were checked and two breakers were replaced, a new meter was installed, the posts in the electrical box were all checked and tightened.
- I’m still having the problem. Everyone seems to be stumped!
Any suggestions or ideas as to problem would be so helpful.
This electrical wiring question came from: C Ann, a Homeowner from Kentucky.
Dave’s Reply:
Thanks for your electrical wiring question C Ann.
Application: Troubleshooting Electrical Circuits.
Skill Level: Intermediate to Advanced – best performed by a Licensed Electrician.
Tools Required: Basic Electricians Pouch Hand Tools and a Voltage Tester.
Estimated Time: Depends on personal level experience, ability to work with tools.
Precaution: Identify the circuit, turn it OFF and Tag it with a Note before working with the wiring.
How to Identify the Cause of Electrical Circuit Loss
C Ann, Here are some things to check when an electrical circuit looses power to help identify the cause:
- When the circuit is interrupted is there a loss of both the hot and the neutral.
- Do the circuits stop working at certain time of the day.
- Is there a pattern that can be identified with the loss of power.
- Is there other electrical equipment that is related to this pattern.
- When the circuit restores power does is this event have a pattern as well.
- Are there any automated controls in the home for items such as the water heater, hot tub or similar equipment.
- Has the circuit wiring been identified and are there any junction boxes, if so have they been inspected.
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