Repairing Guides

how to repair junction box

by Declan Spinka MD Published 2 years ago Updated 2 years ago
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Wires Too Short in Electrical Box: How to Repair

  1. Turn Off the Power. Before you do anything, find the main breaker box in your home. ...
  2. Open the Junction Box. Use the screwdriver to remove the screws from the cover plate on the junction box. ...
  3. Pull Out Wiring. ...
  4. Measure for Required Length of Pigtails. ...
  5. Cut the Pigtail Wiring. ...
  6. Connect the Pigtail to Existing Wiring. ...
  7. Secure and Insulate Wiring with Wire Caps. ...

More items...

Full Answer

How do I fix a stripped mounting hole in an electrical box?

If the stripped problem is that the electrical box mounting hole for a receptacle, light fixture or other device has become stripped, you'll need to enlarge and tap the hole for the next size larger screw and tap threads for the new screw. It's really easier and cheaper than you might think to fix a stripped mounting hole in an electrical box.

What happens if you over-stripe an electrical box?

A stripped screw or screw opening at an electrical box is more than annoying, it's unsafe as the device will not be mounted safely and securely to the wall, ceiling or other location. But if the problem is an over-stripped screw hole on the electrical box, we sure don't want to have to tear out the whole box: well we don't.

What type of screwdriver do I need for a junction box?

Screws used to mount a cover to a junction box or to secure a fixture to a box are larger (extra strength needed) and typically have a round slotted head. In new products often the screws have a head design that can accept a flat screwdriver blade, a phillips type driver, and in some cases a square or even a Torx bit.

Can You mount an electrical box to the ceiling?

This permits installing an electrical box without ripping open a larger hole in the ceiling as might be needed to secure a new work electrical box to the building structure, and it permits mounting of an electrical box in a location where framing is not close by.

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How do you fix a broken junction box?

1:5610:27How To Fix Broken Electrical Box With Loose Or Sagging Outlet Or Switch!YouTubeStart of suggested clipEnd of suggested clipOff is by applying super glue now there are many types of super glue in the market one type that weMoreOff is by applying super glue now there are many types of super glue in the market one type that we can use is this loctite super glue there's also the gorilla glue or whatnot.

How do I replace an electrical junction box?

1:246:13How To Replace An Electrical Outlet Box On Drywall - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow take your phillips or your flathead screwdriver. And just loosen up the screws that areMoreNow take your phillips or your flathead screwdriver. And just loosen up the screws that are supporting. Those hot and neutral.

How do you fix a stripped screw hole in a junction box?

If the stripped problem is that the electrical box mounting hole for a receptacle, light fixture or other device has become stripped, you'll need to enlarge and tap the hole for the next size larger screw and tap threads for the new screw.

How do you fix a loose junction box on a ceiling?

0:0840:37How To Replace Loose Wobbling Ceiling Fan Wiring Junction Box ...YouTubeStart of suggested clipEnd of suggested clipWhat this does is brace into the side feels loosen the screw here slide it out to brace into theMoreWhat this does is brace into the side feels loosen the screw here slide it out to brace into the studs. And then it's time out of the box.

How do you splice a junction box?

InstructionsRemove Outer Sheathing From Cable. Make sure that you are joining two similar cables. ... Strip Insulation From Conductors. ... Inspect the Cables. ... Remove Knockouts From Junction Box. ... Attach Cable Clamps to the Junction Box. ... Insert the Cables. ... Attach the Box and Cover Plate. ... Make the Wire Connections.

How do you fix an electrical wall box?

0:003:48Fix loose or damaged electrical switch or outlet. G-Clip (www.g-clip.us)YouTubeStart of suggested clipEnd of suggested clipWe can see that the screws aren't securing the outlet to the box. So what we're gonna do is installMoreWe can see that the screws aren't securing the outlet to the box. So what we're gonna do is install pull this away from the box and install a g clip over this point and a G clip over this point.

How do you fix a stripped electrical box?

1:452:49Stripped Electrical Box Fix - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnyway I've swapped out the box. I've got my bigger screws in here my longer screws for the mountainMoreAnyway I've swapped out the box. I've got my bigger screws in here my longer screws for the mountain ceiling. And I've made sure that both of them thread in and out easily.

How do you fix a stripped thread?

The complete repair for stripped threads is to use a coil-type thread insert. These inserts will give the bolt hole completely new threads which accept the size of the original bolt. In order to use inserts, you must drill the damaged holes slightly larger so that it can take the thread insert.

How do you fix a stripped thread in an outlet box?

2:296:43How to rethread an electrical back box - YouTubeYouTubeStart of suggested clipEnd of suggested clipWhen it comes to me tapping the hole you can either use a tap wrench. And then m @ 3.5. Top.MoreWhen it comes to me tapping the hole you can either use a tap wrench. And then m @ 3.5. Top.

How do you secure a junction box on a ceiling?

1:112:22How To Install A Junction Box For A Light Fixture - YouTubeYouTubeStart of suggested clipEnd of suggested clipCome down and they support the box and kind of grip onto the drywall. Just kind of pinching it toMoreCome down and they support the box and kind of grip onto the drywall. Just kind of pinching it to hold it. There. So once it's there then you're just going to tighten the three screws.

How do you secure a light junction box?

0:251:55How to Attach a Light Fixture Junction Box to a Wall if There Is No StudYouTubeStart of suggested clipEnd of suggested clipNow that it's nailed into place we're going to go ahead and install some screws in the pre-drilledMoreNow that it's nailed into place we're going to go ahead and install some screws in the pre-drilled holes that they've. Done. We'll go ahead and do that on both sides. Now that it's secure.

How do you replace a broken ceiling light box?

Turn off the breaker inside the main electrical panel that supplies electricity to the ceiling electrical box. ... Go into the attic and located the ceiling box you want to replace. ... Remove the box from the ceiling. ... Install a plastic replacement ceiling box that's rated for 50 pounds.More items...

How do you remove an old junction box?

0:374:38Barnaby @ Home: Replacing Old Junction Boxes - YouTubeYouTubeStart of suggested clipEnd of suggested clipHere we go. I.MoreHere we go. I.

How do you remove an old junction box from a wall?

0:241:52All About Walls : How to Remove a Switch Box From a Wall - YouTubeYouTubeStart of suggested clipEnd of suggested clipOn take your flat bar. Put it on the side of the box. Just pry just a little bit that will loosenMoreOn take your flat bar. Put it on the side of the box. Just pry just a little bit that will loosen those nails up push the box back take your flat bar.

How do you install a junction box?

InstructionsMount the Box. Separate the circuit wires at the existing splice and loosen the cables as needed to make room for the new junction box. ... Set up Clamps for Each Cable. Install a cable clamp for each cable, as needed. ... Secure the Cables. ... Join the Wires. ... Finish the Job.

How to Fix A Stripped Electrical Outlet Or Switch Box Mounting Screw Or Screw Opening

1. ELECTRICAL BOX SCREW REPAIR 1. ELECTRICAL BOX STRIPPED SCREW REPAIR 2. ELECTRICAL BOX STRIPPED SCREW RECEIVER REPAIR 3. PLASTIC ELECTRICAL BOX S...

Stripped Electrical Box Screw: How to Replace Or Repair A Stripped Electrical Box, Switch Or Receptacle Screw

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How to Repair Damaged Screw Connectors in Plastic Electrical Boxes

Two approaches are provided for repairing a stripped or damaged screw receiver in a plastic electrical box: 1. Drill & tap electrical box repair: U...

Metal Box Mender Repairs For Stripped Screw Holes in Metal Electrical Boxes

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Use A Speed Clip Or Sheet Metal Nut Or Clip For Stripped Electrical Box Screw Opening Repairs?

Watch out: Do not try using the little retainer that you find on the ear or back of an electrical receptacle or switch (photo at left) to substitut...

Using A Sheet Metal Screw Or Drywall Screw to Repair A Stripped Electrical Box Screw Or Screw Receiver

Watch out: OPINION: I do not recommend using a sheet metal screw to "fix" stripped electrical box screws or screw receivers even though it's tempti...

Ask A Question Or Search InspectAPedia

Questions & answers or comments about ways to replace an electrical outlet or switch mounting screw when threads are stripped on the screw or in th...

What to do if your electrical box is stripped?

If the stripped problem is that the electrical box mounting hole for a receptacle, light fixture or other device has become stripped, you'll need to enlarge and tap the hole for the next size larger screw and tap threads for the new screw.

What is the red arrow on a plastic box?

The red arrow in the photos show that the device mounting screw receiver on these plastic boxes is manufactured with a deep rib running the full depth of the box.

How to drill out 6/32 screw?

2. Use a thread tapping bit and T-wrench (shown above) to hand-turn the bit in the drilled opening to cut threads that will accept an 8/32 screw.

Can you use a G clamp on a plastic box?

The G-Clip should never be used to ceiling mount a light fixture on a plastic box on a horizontal plane. The weight of the fixture could overcome the holding grip of the G-Clip on the plastic box itself, resulting in an installation failure. ... In reference to plastic ceiling fixture boxes.

How much weight can a ceiling box support?

The ceiling boxes must pass a UL test where a 200-pound weight is supported for 5 minutes at 105°C. A PVC box will not pass this test. ... A ceiling box can support a fixture of 50 pounds or less. A ceiling box rated for "fan support" can support a fan of 35 pounds or less.

What is the red arrow on a plastic box?

The red arrow in the photos show that the device mounting screw receiver on these plastic boxes is manufactured with a deep rib running the full depth of the box.

Is an electrical box in a ceiling strong enough?

It is correct that an electrical box installed in a ceiling and that is going to have a light fixture suspended from it must be itself strong enough , must provide sufficiently strong connectors to hold the weight of the light, and must be adequately secured to the building framing.

Can a light fixture fall out of the ceiling?

Attic heat can in no way be an excuse for a light fixture falling out of the ceiling. There are millions of warm or hot attics above ceiling light fixtures that do not fall out.

Can you install an electrical box without ripping the ceiling?

This permits installing an electrical box without ripping open a larger hole in the ceiling as might be needed to secure a new work electrical box to the building structure, and it permits mounting of an electrical box in a location where framing is not close by.

Can you see a clip failure on a wall?

It would also be helpful to know if you are seeing the clip failure only on wall boxes or also on ceiling boxes (made of a heavier PVC plastic) And it would be helpful to know if you are seeing these failures only in hot ceilings or in other building locations.

Can a ceiling light fixture be nailed to a truss?

If the ceiling light fixture needed to be suspended from an electrical box that could not be nailed or screwed directly to the side of a ceiling joist or truss a supporting bar can be installed between the joists, allowing the box to be centered between them.

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