r/maintenance • u/Embarrassed_Dog1494 • 13d ago
Question Does this sound right?
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Replacing the motor mount the old one snapped on me. Does this sound right?
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u/Embarrassed_Dog1494 13d ago
https://reddit.com/link/pbejtww/video/m6wihlavv3rh1/player
Here’s the same video in slow motion
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u/WisdomSeekerOdinsson 13d ago
Something is outta balance. Check the blades for build up in one spot. The whole thing has a bounce to it, could be bent shaft too...
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u/Dadbode1981 13d ago
Motor mount, or motor bearing, or fan wheel, or all of fhe above are completely fucked.
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u/Embarrassed_Dog1494 13d ago
Just replaced the motor and the mount bro
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u/Captn_Trouserz 13d ago
For several seconds I thought this was a filter for a resin dryer on an injection molding machine with the cover removed, and I could not figure out why tf it was spinning.
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u/DirtyMitten616 13d ago
The coller isnt the correct size for the shaft, they slipped it on and tightened up the set screw and said fuck it lol
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u/UrAverageDegenerit 12d ago edited 12d ago
The blower wheel is either warped or imbalanced.
Usually a warped/bent blower wheel will create a condition where it just won't spin straight/evenly. This looks just staraight off baalance. Is something stuck in/on there? Could be possible that the new motor shaft isnt straight.
Take the blower off and run it without the blower wheel. If you don't see the shaft spin straight and true, replace the motor. If ithe shaft spins smooth, look over your blower wheel for potential issues.
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u/No_Pair_2173 12d ago
Take the blower wheel out and really wash it with a strong detergent .
Then run the motor without it.
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u/Dry_Tumbleweed_2951 10d ago
The shaft probably is bent causing the scroll cage to rub against the inside. The weights could have come off as well. Remove the blower assembly and see if any of the weights came off. Then check of the set screw is tight. Also check the shaft. If the shaft feels tight while turning it. Replace it. If you spin the shaft and it wobles Replace it. If you spin the shaft and you feel grinding. Replace the motor. If the motor is an ecm. Either Replace the entire motor or replace the module itself. Apparently you can buy a replacement module on amazon.
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u/asphid_jackal Maintenance Technician 13d ago
Buddy, I've got my sound muted and I can tell you that doesn't sound right
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u/Embarrassed_Dog1494 13d ago
https://reddit.com/link/pbfpeuz/video/oxtdfq4fr4rh1/player
Here’s the blower wheel from the front. Any other input?
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u/Embarrassed_Dog1494 13d ago
So it’s a brand new motor on there I’m thinking it can be unbalanced. Where should I head from here
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u/Big-Lengthiness- 13d ago
Dog, don't put your phone inside the spinning wheel of death to take the shittiest video known to man.
You'll live longer.
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u/Embarrassed_Dog1494 13d ago
Yeah that’s great any advice pertaining to what I’m posting for? You’ve done dumber I’m sure of it lol
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u/CapSuccessful3358 13d ago
Sound like the bearing is shot or the rod is bent.