1. 3)A circuit breaker or pull-disconnect box within sight - This is the most common disconnect method for new homes. The circuit breaker switch may not have an amperage rating number on it, because it does not have to provide overcurrent protection if it is already provided by a breaker at the main panel.

    Another type of breaker locking device you might see is shown below.

While we hope you find this series of articles about home inspection helpful, they should not be considered an alternative to an actual home inspection by a local inspector. Also, construction standards vary in different parts of the country and it is possible that important issues related to your area may not be covered here.
©2015 - McGarry and Madsen Inspection.


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More blog posts about electric service and distribution:

  1. How come my generator hookup got tagged as defective by the home inspector?

  2. How can I tell if the electric outlets are grounded?

  3. Is the electric panel big enough for this house?

  4. The electric panel is marked “Trilliant” and it’s all grey plastic. Is it alright?

  5. Why do you pay so much attention to electrical safety?

  6. How do the new tamper-resistant electric receptacles work?

  7. Why does that wall plug have push-buttons in the middle?

  8. Does this place have one of those “bad” electric panels I’ve heard about?

  9. How dangerous is old electrical wiring?

  10. What is the life expectancy of a circuit breaker?

  11. What is knob-and-tube wiring?

  12. What are the most common homeowner wiring mistakes?

  13. What is a split bus electric panel?

  14. What is the right electric wire size for a home?

  15. How far apart should the electrical receptacles be placed?

  16. My circuit breaker won’t reset. What’s wrong?

  17. Is a bare bulb light in a closet alright?

  18. What is reversed polarity at an outlet/receptacle? Why is it dangerous?

  19. My bathroom electric receptacle/outlet is dead, and there is no tripped breaker in the electric panel. What’s wrong?

  20. What is a “missing twistout” at an electric panel?

  21. What is an “open junction box”?

  22. Is an ungrounded receptacle/outlet dangerous?

  23. Where are smoke alarms required to be located?

  24. What is the switch on the wall with only two pushbuttons for?

  25. How far apart should electric receptacle outlets be placed in a garage?

  26. Will the electric company remove branches rubbing against the overhead service lines to my home?

  27. Can multiple neutral or ground wires be secured under the same terminal in an electric panel?

  28. Why are Zinsco and Sylvania-Zinsco electric panels a problem?

  29. Can wiremold be used at an exterior location?

  30. What is the life expectancy of electrical wiring in a house?

  31. How can adding wood paneling or a wainscot create an electrical safety hazard?

  32. What is a false ground, bootleg ground, or cheated ground receptacle?

  33. What are the most common electrical defects found in a home inspection?

  34. What is an open electrical splice?

  35. Why is an old fuse panel dangerous?

  36. What does it mean when a wire is “overstripped” at a circuit breaker?

  37. What is the difference between a Combination Arc Fault Circuit Interrupter (CAFCI) and an Arc Fault Circuit Interrupter (AFCI) circuit breaker?

  38. How can I tell if a receptacle/outlet is tamper resistant?

  39. Will a GFCI receptacle that is not grounded still function properly?

  40. Does a home inspector remove the electric panel cover plate and examine the inside of the panel?

  41. How can I change a 240V circuit to a 120V circuit?

  42. Can old electrical wiring go bad inside a wall?

  43. What could cause an extremely high electric bill?

  44. How do I trace and identify each circuit breaker in my electric panel to make a circuit directory?

  45. Why does painting an electric receptacle (outlet) make it unsafe?

  46. When were GFCI receptacle outlets first required?

  47. Why is bundled wiring in an electric panel a defect?

  48. What electrical hazards does a Ground Fault Circuit Interrupter (GFCI) not protect against?

  49. What is the color code for NM cable (Romex®) sheathing?

  50. How can I tell if the electrical service is 3 phase or single phase?

  51. Can a bare bulb “lampholder” light fixture be installed outdoors?

  52. When did arc fault circuit interrupter (AFCI) breakers first become required?

  53. What is the difference between an electrical receptacle, an outlet, and a plug?

  54. Should I buy a house near a high-voltage power line?

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