bracing a buzzing sheet metal fan housing LPT: If a ceiling fan is making buzzing, squeaking, or clicking noises and can be reached safely; turn the fan off, use a ladder, and make sure the blades, housing, and any light kit are securely .
Sheet metal hemming is a type of sheet metal fabrication in which the thin sheet is bent and folded onto itself. The bent can have a closed shape, completely touching the metal surface, or be open with a slight cavity in between. The primary purpose of hemming is to add structural strength and durability.
0 · noise reduction of axial fans mounted to sheet metal
1 · Wood Stove Insert convection: loud buzzing
2 · Return plenum "bangs" (contracts/expands) when blower
3 · New Jotul 450
4 · LPT: If a ceiling fan is making buzzing, squeaking, or
5 · Installing a ceiling fan but the box wiggles (even though it
6 · Gap between ceiling fan housing and ceiling
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8 · Fixing a Noisy Indoor Unit
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Putting an electrical box into brick requires some chiseling. At the time that many brick buildings were built, their interiors were covered with lath and plaster because brick wasn't considered attractive or fashionable.
When the fan first starts the duct "pops in" from the negative pressure of the fan. When the fan shuts off, the pressure releases and the duct "pops out." This could be as sign of . Go to your friendly ACE hardware store and get an assortment of soft rubber grommets and replace the hard ones between the motor and the fan housing. You need to .
Usually a braod expanse of sheet metal will have X-shaped breaks in it to prevent this. Go to your local hardware store and get a couple pieces of angle iron. 1/2' should be sufficient. Light stock . The fans are currently mounted to 12 gauge sheet metal, causing the sheet metal to vibrate like crazy. The fans appear to be incredibly unbalanced, just from a simple visual .
The entire fan housing is welding to a piece of aluminium that spans the opening of the vent. Its 30 x30 inches, every inch I placed a sheet metal screw to fasten it to the 2x4s .LPT: If a ceiling fan is making buzzing, squeaking, or clicking noises and can be reached safely; turn the fan off, use a ladder, and make sure the blades, housing, and any light kit are securely . Is the ceiling box (hopefully fan mounting designed and rated) flush or slightly receeded with the sheet rock? Are you able to spread those wires apart somewhat as a .Brace it with 2x4 blocking in the ceiling between the studs alongside the box. Measure distance (probably 14.5”), cut, drill pocket holes on the ends, screw in place to the studs against the .
Kill the power to the fan and remove the motor/bracket/fan assembly from the housing. Once that's out of your way, you can simply drive a couple of wood screws through the side of the .
You could try turning on the fan and using the poker to push against those panels on the inside of the fireplace to see if it changes the sound of the rattling or it may stop it all together. Hopefully this helps someone out, I know that rattling drives me nuts.
When the fan first starts the duct "pops in" from the negative pressure of the fan. When the fan shuts off, the pressure releases and the duct "pops out." This could be as sign of undersized duct, a clogged filter, closed vents, or flimsy duct requiring bracing. Go to your friendly ACE hardware store and get an assortment of soft rubber grommets and replace the hard ones between the motor and the fan housing. You need to isolate the motor from the sheet metal housing.Usually a braod expanse of sheet metal will have X-shaped breaks in it to prevent this. Go to your local hardware store and get a couple pieces of angle iron. 1/2' should be sufficient. Light stock is okay. The fans are currently mounted to 12 gauge sheet metal, causing the sheet metal to vibrate like crazy. The fans appear to be incredibly unbalanced, just from a simple visual observation after shutting them off and watching them slow down.
The entire fan housing is welding to a piece of aluminium that spans the opening of the vent. Its 30 x30 inches, every inch I placed a sheet metal screw to fasten it to the 2x4s framing the vent. Speed is only 1000 rpms. LPT: If a ceiling fan is making buzzing, squeaking, or clicking noises and can be reached safely; turn the fan off, use a ladder, and make sure the blades, housing, and any light kit are securely installed. Tighten any loose fasteners. If two parts are rattling, use paper or foam between as a shim. Is the ceiling box (hopefully fan mounting designed and rated) flush or slightly receeded with the sheet rock? Are you able to spread those wires apart somewhat as a seperate issue? Brace it with 2x4 blocking in the ceiling between the studs alongside the box. Measure distance (probably 14.5”), cut, drill pocket holes on the ends, screw in place to the studs against the side of the box.
Kill the power to the fan and remove the motor/bracket/fan assembly from the housing. Once that's out of your way, you can simply drive a couple of wood screws through the side of the housing and into the joist. Make sure they are as high up as you can go and still bite into the wood behind it. You could try turning on the fan and using the poker to push against those panels on the inside of the fireplace to see if it changes the sound of the rattling or it may stop it all together. Hopefully this helps someone out, I know that rattling drives me nuts. When the fan first starts the duct "pops in" from the negative pressure of the fan. When the fan shuts off, the pressure releases and the duct "pops out." This could be as sign of undersized duct, a clogged filter, closed vents, or flimsy duct requiring bracing.
Go to your friendly ACE hardware store and get an assortment of soft rubber grommets and replace the hard ones between the motor and the fan housing. You need to isolate the motor from the sheet metal housing.Usually a braod expanse of sheet metal will have X-shaped breaks in it to prevent this. Go to your local hardware store and get a couple pieces of angle iron. 1/2' should be sufficient. Light stock is okay. The fans are currently mounted to 12 gauge sheet metal, causing the sheet metal to vibrate like crazy. The fans appear to be incredibly unbalanced, just from a simple visual observation after shutting them off and watching them slow down.
The entire fan housing is welding to a piece of aluminium that spans the opening of the vent. Its 30 x30 inches, every inch I placed a sheet metal screw to fasten it to the 2x4s framing the vent. Speed is only 1000 rpms. LPT: If a ceiling fan is making buzzing, squeaking, or clicking noises and can be reached safely; turn the fan off, use a ladder, and make sure the blades, housing, and any light kit are securely installed. Tighten any loose fasteners. If two parts are rattling, use paper or foam between as a shim.
noise reduction of axial fans mounted to sheet metal
Wood Stove Insert convection: loud buzzing
Is the ceiling box (hopefully fan mounting designed and rated) flush or slightly receeded with the sheet rock? Are you able to spread those wires apart somewhat as a seperate issue?
Brace it with 2x4 blocking in the ceiling between the studs alongside the box. Measure distance (probably 14.5”), cut, drill pocket holes on the ends, screw in place to the studs against the side of the box.
Return plenum "bangs" (contracts/expands) when blower
New Jotul 450
LPT: If a ceiling fan is making buzzing, squeaking, or
Learn about a junction box as it pertains to a residential home and its electrical wiring, plus DIY tips to install an electrical junction box.
bracing a buzzing sheet metal fan housing|New Jotul 450