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After spending several hours researching, there still appears to be little consensus on this topic. But here is a summary of potential solutions. The Problem But first, the problem: the issue with High Efficiency Front loaders is that the vibrations are vertical. The drum spins horizontally so the vibration is all in an up-and-down motion. It's also ...


4

I would suggest re-doing the cement for the bricks, allow to dry. Then once hard I would secure a wood panel (12" or 15" square) over that area to help hold the bricks back. Then drill gently.


2

Fan vibration is mostly a matter of fan quality (which unfortunately is not as simple as price, though it's sometimes related.) Bearings and how well the fan blades are balanced are the main influences. You can also switch to an inline duct fan located away from the bathroom - any vibration would be non-local to the bathroom, at least, and as a general (but ...


2

since its very difficult to decouple a home from its surrounding substrates, and sound propagation would otherwise just continue, you probably wont be able to do it unless you lift the house and isolate it from the earth. berms, walls, and other physical barriers would have to be carefully designed, and probably be massively heavy to have any effect - all ...


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Although the faucet looks to be an older style faucet it looks to me more like a model that is currently still in production and still available. Based not only on the photo but also on the video. That faucet has a cartridge instead of a stem valve like older faucets might have. Could be as simple as something stuck in the cartridge or the cartridge has ...


2

I read this post last night when one of the blowers in my system started vibrating, shaking the entire house. The comments above encouraged me to look into it myself, and I wanted to share what I've found in my case for the benefit of anyone in a similar situation. In my case, it seems the Installation Instructions were left inside the unit and pages of it ...


2

Your initial assumption about load on blower due to new filter is valid. Called starving the suction of the blower. If the MERV rating of the filter is too high, this will starve the blower suction and cause any minor vibration in the blower motor/wheel assembly to amplify. In my case the imbalance was due to a failing motor bearing.


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According to user LCD, from How do I find out the cause of a low frequency hum in my house?, you can detect the source of the hum with a variety of methods: Check that others can hear the noise. Other family members, neighbors, etc. Make a cone listening device with something like a sheet of paper that you can hold up to your ear. This will help you ...


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Typically the only thing that will cause the vibration on grinder wheels like yours, are the wheels themselves being out of balance. My suggestion would be to get two new wheels (grinding stones).


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Could it be a sump pump in your building and the discharge pipe is touching framing.


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I agree that is not an antique bell but my wife says I am so who knows. If it works with the 6v lantern battery get a transformer and to drop the AC down to the listed voltage on the bell then a full wave bridge diode pack. The bridge will have wavy lines at 2 of the terminals this is the connection for the AC, the other 2 connections are the D.C. Connect ...


1

I had the exact same problem for over two years and sometimes I could hear the vibration. It drove me just about crazy. I would feel it when I laid down in my bed, lay on the floor, standing in the kitchen, laying on my couch, etc. the vibration and sometimes noise would come and go and odd thing is that some people said they felt it but most could not. I ...


1

If the motor uses a belt to connect to the fan it is possible that: A bearing went bad along with the original motor and now under speed and the air drive load that the new motor taxes that bearing toward the point of destruction. The motor pulley is not lined up perfectly with the pulley on the air circulation fan. As a result the V-Belt may be causing a ...


1

I agree with @nomind as far as removing the panel on the furnace and inspecting the the blower. However, I am thinking the fan reaches a particular speed and the balance of it hits a resonant frequency as it slows back down through that speed. I would suspect lint has built up on the fan and is affecting the balance of it. Remove the inspection panel and ...


1

Sometimes rope caulk applied along the edges of the glass will keep it from vibrating. You might have to apply it on both sides to get it to work. This might not do the trick, but it's cheap easy and easily undoable if it doesn't work. Hopefully you can go back to dancing around with both hands.


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Beside air, could anything else be causing the noise? Depends on exactly what the noise is, but I would be on the lookout for thermal expansion. If you have long, straight runs, the pipe can expand significantly when heat is delivered. If there are places where the pipe binds on the supports, it can make pinging and popping noises as it alternately binds ...


1

I am experiencing noise and vibration in my home. I purchased a seismometer (infiltec) that shows there is vibration (below 20 hz). The software allows fast fourier transform giving frequency signature. This tool has limitations in that it is not calibrated and it only detects vibration below 20hz. We humans can feel vibration up to 80 hz ... I haven't ...


1

I doubt you or anyone will like this...but sometimes its the area. I live close to 29 Palms California, USA. and Every spring for the last 250 years or so one entire mountain "hums" for 9-14 weeks-the sound can be heard for couple 100 miles and the vibration felt for more. There's also places in several other states - New Mexico & Washington - off the ...


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During the two silent periods, what specific dates and times did it go away and then come back? Vibrations must be caused by a source of energy. Your home has at least some of these types intentionally coming in: Electrical Utility Water Pressure Steam (maybe, in really old areas) Air pressure perturbations via the sewer lines Landline Telephone Signals (...


1

I would suggest figuring out the frequency. This can probably be done using an application that will measure and name the musical note or a microphone plugged into an oscilloscope. Maybe there is an oscilloscope ap or musical note ap your phone could use. If it is exactly 60 Hertz then blame the transformers sound waves vibrating your home. If it is a ...


1

This would be a last resort but ridges of ledge underground that the foundation may be poured on top of can transmit vibration from hundreds of feet away if the source, (heavy machinery, road traffic, etc.),is strong enough. Can you pinpoint the area of strongest / loudest vibration? If yes what is it closest to?


1

Just as with car wheels, vibrations happen at certain speeds. Putting the filter on, no matter how clean it is, slows the motor down a bit, which just happens to be an rpm where any out-of-balance vibrations show up (in your case). It has been my experience that when there are excess blower vibrations, the cage blower itself has accumulated dirt. They can ...


1

Try putting pressure on random things to isolate the location. Take the top panel off and start there. I'm not sure how you can check the rest if it doesn't do it while you have access open to deaden random things. Try tightening the motor mounts and the blower cage bolts. Then do every screw you can find. A last resort might be shoving toothpicks in ...


1

Pure speculation here, but the theory is solid: The vibration may have been caused by, or exacerbated by, an imbalance on the fan blades due to a buildup of dust and grime. I've noticed that the intake grilles of bathroom fans, if not cleaned, tend to build up dust. Periodic cleaning of the fan blades (not merely the grille), if they can be accessed, may be ...


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If you think it is harmonic resonance, changing the length or diameter of the PVC pipe can help stop it. Refer to this prior question for more details: How do I prevent harmonic resonance hum in PVC vent of newly installed hot water heater?


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I don't have any experience to say for sure one way or the other (except that I've not had any notable vibration problems with my front load HE washer on the first floor, which is just sheet vinyl on 3/4" plywood, near the end of the joists). But what I'd think you want is basically the same thing that that you want when you're soundproofing a floor; you don'...


1

Here's a simpler solution: Many HE washers have a special 'tuning' setting, where you can input the floor type. The base level assumes a very hard and non-resiliant floor, but (at least on mine), you can change it to a hardwood floor setting.


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