Questions tagged [garbage-disposal]

A garbage disposal is a motorized pulverizer, usually for kitchen sink drains. A wall switch is typically flipped to turn the motor on when large amounts of food are placed in the drain. Use with [electrical] to discuss wiring one up (these appliances are sometimes directly wired), and/or [drain] and [plumbing] to discuss hooking the drain lines to it.

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616 views

I installed some wire nuts, but they push back on the cover when closed

I had to replace a sink disposal recently. The disposal came with a plug which my setup doesn't have, and I removed it and attached the wires coming from the wall directly to the inside of the ...
6 votes
3 answers
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Garbage disposal on/off switch trips the circuit breaker when turned on

I have a condo unit built in the 1990s. The garbage disposal on/off will trip the circuit breaker every time it is turned on. The panel shows that the dishwasher and garbage share 2 15 Amp circuit ...
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Installed new deeper sink and now disposal line is the same height as drain line. Is what our contractor did okay?

So we're remodeling our kitchen and my wife insisted we get a new farmhouse sink. We had a contractor install the new sink and after getting it put in he mentioned that the disposal line is about the ...
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Can an outlet with a single outlet and a switch be used to run a garbage disposal?

I’m doing a kitchen remodel and have my dishwasher hard wired in and a second line for outlets in the island. I’d like to add a switched outlet for use with my garbage disposal in the island with the ...
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Shared trap between disposal and dishwasher standpipe

We recently got new counters installed with a deep sink. The garbage disposal outlet is now just about level, if not a little lower than the drain. I understand that the sink will likely not drain in ...
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Redo disposal and kitchen sink plumbing

Recently the disposal water has started not going down unless running and most recently this has caused disgusting backups in the other sink. Rather than try to de-clog the pipes, I’m just going to ...
1 vote
1 answer
359 views

How can I provide constant power to an outlet downstream of a switch?

I have a circuit that is controlling the garbage disposal, switch, and a downstream GFI. All in separate boxes. The supply looks like it is feeding through the disposal and moving to the switch and ...
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Garbage Disposal Tailpiece - Do they make other sizes or solution to overcome size which is not quite right

I went to disconnect my old garbage disposal and I twisted a new one in place. The problem is when the tailpiece is attached to the new garbage disposal, the kitchen pipes are about 3/4" away ...
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1 answer
81 views

Is it possible to fix garbage disposal leaking due to corrosion at outlet?

I had to replace the drain pipe on my garbage disposal because of a hole in the pipe. When attempting to replace it I am unable to get a good seal at the outlet because corrosion has damaged it. Is ...
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How to fix this kitchen disposal which leaks at the top and is not attached correctly?

I had a handiman install a garbage disposal and it worked for a few months but now it is leaking. How might I go about fixing this installation? (See right and left side photos.) Is the hanging paper ...
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Can I wire a switch to toggle between the top and bottom outlets of a 1 gang receptacle

Pardon any misused vocabulary, I'm still kinda new to this stuff. I have a dedicated 15 amp circuit wired to a 1 gang, 2 outlet receptacle under my kitchen sink that powers the disposal. The entire ...
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How would I go about replacing this disposal from a power source standpoint

I am about to try to replace my garbage disposal where the motor has stopped working. I am replacing Insinkerator for Insinkerator. I would rather not do it, but am going to attempt it. In seeing ...
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How should I redo plumbing to fit new garbage disposal?

Planning to replace InSinkErator Badger 1 garbage disposal with Evolution Compact and it appears they have slightly different dimensions (5" vs 5-3/4"): How do you recommend changing this ...
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Plumbing Garbage Disposal, Water Filter, Dishwasher and P-Trap

I'm doing a new install for a garbage disposal and water filter. Old plumbing didn't line up to new disposal. In total, I have a dishwasher out line (going through the disposal), a waste water line ...
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How to wire two GFCI to one split circuit basic receptacle for dishwasher and disposal

How do I wire two GFCI receptacles with two separate circuit with a common neutral for dishwasher and disposal. I only have a 12/3 load wire and there is no way I can run another neutral.The kitchen ...
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Garbage Disposal Housing Touching Drain Pipe

I have just taken out an old insinkerator badger 5 and I'm replacing it with a evolution select from Home Depot. First some pictures: Overall situation: A closer look at the drain: From underneath: ...
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Garbage disposal has strange switch wiring

Could use some help on this one—I've wired plenty of outlets and switches, dimmers, 3 way, etc. but this one stumped me. I need to replace the old switch on my garbage disposal, and I assumed I'd be ...
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Garbage Disposal Sounds Stalled but Isn't

I installed this garbage disposal 8 years ago. Badger 3/4 HP. Worked fine until now. The motor sounds as if it is stalled (loud hum), yet the blades turn freely (when off). I can turn them by putting ...
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Single Basin Disposal Plumbing

I added a new deep basin sink recently and didn't think it thru enough. Due to the new depth, the disposal outlet will sit 6.5" below the bottom of the sink (to the middle of the outlet pipe). ...
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How to remove an electrical cord strain relief bushing / collar?

How does one remove an electrical cord strain relief bushing/collar like this one: Source: https://www.centurytool.net/100385_Robinair_Power_Cord_Strain_Relief_p/ro100385.htm This is the spec sheet ...
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How to clean a garbage disposal with a flywheel

I'm getting drain flies, so I know the thing to do is clean the area, but most of the cleaners recommended are foaming types that activate as soon as they mix on the flywheel rather than going down ...
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Older home, how to tell if circuit has a GFCI, when the walls are covered

I am replacing a Food disposal/dispenser and newer model has a plug (not hard wired). As a result and a precaution I am installing a GFCI outlet for the Garbage Disposal, (I do know how to look for ...
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Does a plumbing hose going from a dishwasher to a garbage disposal require a loop?

In Jay613's helpful answer to this question, Jay writes: Don't forget the dishwasher drain hose needs to make a loop up high between the sink and the wall before coming back down to join the new ...
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Is the leak in my garbage disposal or not?

There's a leak under my sink. I've not been able to find any cracks in my garbage disposal. If I fill the sink with water and let it all out at once then something is spraying under the sink and it's ...
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Will the InSinkErator Evolution Compact garbage disposal fit under this sink without modifying the plumbing?

I'm trying to help out an elderly friend with a plumbing issue. He doesn't know anything about plumbing, and I don't consider myself very knowledgeable in the field. His sink currently has an ...
1 vote
2 answers
593 views

When selecting a garbage disposal, generally best to select galvanized steel or stainless steel for the grind components (cutting blades)?

When selecting a garbage disposal, is it generally best to select galvanized steel or stainless steel for the grind components (cutting blades)? Obviously, it depends on the specific grades of steel ...
1 vote
1 answer
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How do you get rid of very strong stale odors coming out of a sink with garbage disposal?

We redid our kitchen within the last year and our sink has a garbage disposer and a dishwasher next to the disposer. Recently, we have been smelling very stale odors that we think are coming from the ...
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Is it feasible to add a garbage disposal with this kitchen setup?

Location: US, NYC. I am doing a partial renovation of a small kitchen in a 2-family house, and trying to keep the cost down if possible. Plumbing done, cabinets and backsplash installed, countertop ...
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How to install sink waste line with limited room between garbage disposal with an AAV required

Issue I'm trying to install the waste lines to attach my sink to the sewer line. This is complicated by my garbage disposal being directly in front of my wall hubs, forcing me to divert the lines ...
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Can this garbage disposal be saved ? Black gunk doesnt drip down to cabinet floor but my skin crawled when i saw this?

Garbage disposal is about 3 years old. It got jammed , so i tried to find the reset button on bottom. It wouldnt budge so i got a flashlight and got on the floor to make sure i was pressing right ...
11 votes
6 answers
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Garbage Disposal - Water Shoots Up Non-Disposal Side

Understand this is asked often. Each case is different though and have not found someone with my plumbing configuration (see pictures). So when we turn on garbage disposal we get water shooting up ...
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3 answers
122 views

Drain pipe valve under garbage disposal for compost

I have this idea but I don't know if such thing exists. Basically I want to build a switching / valve mechanism that connects to garbage disposal output so that I can flip it to and point the grinded ...
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1 vote
3 answers
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Garbage disposal plugs up all the time

I have an in sink errator garbage disposal. It came with the house and I have no idea what was done to it before I owned it. I do not put large things down the disposal. Just occasional gross things ...
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How do I disconnect a garbage disposal wall switch?

How do I eliminate a wall switch to the garbage disposal? I’m getting new countertops, sink and backsplash.The new garbage disposal will be operated with an air switch. When tiling the backsplash, can ...
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2 votes
1 answer
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Reverse osmosis drain with a single basin sink when there is garbage disposal?

The reverse osmosis installation instructions state if you have garbage disposal then install the drain saddle before it Unless I am misunderstanding what "before" (or after) means, it is ...
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Why is my Dishwasher making a loud popping sound when draining/switching cycles?

I recently replaced my kitchen floors and, in the process, noticed my dishwasher was wired very poorly and was not in a box. A friend of mine put everything in a box the way it was wired before but ...
0 votes
1 answer
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garbage disposal still works but the sink just does not drain

The garbage disposal under the kitchen sink still runs, but the sink just does not drain. What can the reason, do I have to open the garbage disposal? Are there any easy ways to fix?
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1 answer
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Wiring dishwasher and garbage disposal

I am finishing my kitchen remodel but I had run the electrical supply lines previously, before I finished my basement, when its ceiling was exposed for routing. For some reason I can't exactly recall ...
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1 answer
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Garbage disposal always on when plugged in (sparks seen on outlet at every connection)

I had to replace my leaking faucet yesterday. In the process, a handyman came to help extract the undermount ring under the faucet, as it was severely stuck, and could not be twisted out after the ...
2 votes
4 answers
438 views

How do I remove this drain pipe from my garbage disposal?

I found a leak in my garbage disposal, and I think I know the source (possibly a crack in the drainpipe). However, now I'm stuck on how to actually take off the drain pipe. The disposal pipe (3 in the ...
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Rusted garbage disposal resurrection

The outer case is not rusted, and once the reset button is pushed it will "hum", so pretty sure it's just rusted where the blades are, and not a motor issue. (I hardly ever used it over the ...
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0 answers
736 views

New garbage disposal drain is a bit higher than stubout on wall

So I'm in a basement that is below the drain-level of the house, and there's a small kitchenette, bathroom, and thus a sump pump. I decided to in garbage disposal unit (there wasn't one before) in ...
3 votes
1 answer
2k views

Is it okay to put an instant hot water dispenser on the garbage disposal wiring?

Current setup: An old, hardwired, garbage disposal Controlled by a wall switch 20A breaker for disposal I am replacing my garbage disposal and also wanted to add an instant hot water dispenser, but ...
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Do I need plumber putty or would the already existing rubber gasket seal this sink leak if installed properly?

I had working kitchen sink until today when I had to remove and reattach sink garbage disposal. I am trying to figure out what is the quickest, but still acceptable solution to fix the leak that I ...
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Can i use Straight blade connector for garbage disposal under sink

The current garbage disposal is hardwired , I am replacing it with new one which comes with cord . can u use cord connector (Straight blade connector) is it ok to use this setup ans be under building ...
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1 answer
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How to get new disposal to fit

New disposal is larger than old one. It's hard to see in the photo, but the existing pipe (the one with the timestamp on it) is about 2" too long. However the too-long pipe is glued together ...
2 votes
1 answer
1k views

Dishwasher and garbage disposal wiring in same gang box

I am in the planning stages of renovating my kitchen. I plan on wiring my garbage disposal under the sink and using one of those air switches to control it. The wiring is not a problem. However, to ...
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GFCI outlet trips overnight. The breaker indicates there is ground fault. Outlet tester shows no lights (no power?)

I have a GFCI tripping problem. My garbage disposal is connected to an outlet protected by a GFCI breaker. I am still able to run the disposal several times within one or two hours after I reset the ...
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7 votes
4 answers
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Dishwasher plug blocking disposal outlet

I'm a beginner, so keep that in mind... My house has the dishwasher and disposal plugged in under the sink, where the bottom outlet is hooked to the disposal switch. I've heard it isn't generally ...
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Which side of double sink do I connect garbage disposal? NEWBIE

I have a double sink in kitchen same size. Looking to install garbage disposal for my first time. Do I install it on the right (white pipe) or left side (black pipe)? I assume the right side (white ...