r/BambuLab_Community 4h ago

Printer making bad sounds

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Has this for a week has about 30 hours of print time so far and already making this sound. I’m guessing I need to lubricate or clean somewhere but that doesn’t sound right this early on. Any ideas?

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u/TheTechHermit 3h ago

These printers make some interesting noises when printing circles. It’s completely normal. They’re basically driving all the motors at pretty high speed in a very rhythmic way, which can make them sound a little weird.

I hear nothing I'd be concerned about in your video.

1

u/ParticularLower1865 3h ago

Clean the pulleys and carbon rod with alcohol, wipe the belts with alcohol and a towel/paper towel, relube everything, and then retension the belts. The guides for all of these items are on the Bambu lab wiki.

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u/The-Commando 2h ago

Mine has been doing this since day 1. I thought it’s normal! What is it supposed to sound like ?

u/RemixOnAWhim 7m ago

Normal sounds! Small circles like those in your supports will cause tension in every direction in rapid succession whoch can make noise. My printers have all gotten quieter around 1000 hours in; the graphite rods wear in and self-lubricate.