this post was submitted on 05 Oct 2026
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An nozzle of my Snapmaker U1 failed with printing and the clog ended up breaking the frail temperature sensor.

The spare about are expected to arrive within about a month (stock runners out, and I didn't had spare parts of these because they have never broken on my old printer).

I moved the nozzle heater and sensor from head 2 (E1) to head 1,since the left head is like a master and you can't do without apparently. I set the min_temp of [extruder1] in the printer.cfg file super low. And now it can boot up again.

The printer runs just fine on the other nozzles now, just can not do a nozzle offset calibration and such since that requires heating the nozzles. Meaning nozzle 1 has a wrong offset (but can be used on its own), nozzle 2 is completely out, and nozzle 3 and 4 can be used for multi material printing.

It's current printing! So no time to waste. Let us engineer and print more, and enjoy the hobby

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[–] DjangoFett@lemmy.zip 19 points 2 weeks ago (1 children)

Ah yes, physically impossible temperatures, the key to every good print.

[–] einkorn@feddit.org 11 points 2 weeks ago (1 children)

What do you mean physically impossible? Obviously by going below 0°K time starts moving backwards.

[–] DjangoFett@lemmy.zip 7 points 2 weeks ago (1 children)

Then why, praytell, wasn't this fixed last week, hmmm?

[–] einkorn@feddit.org 3 points 2 weeks ago* (last edited 2 weeks ago) (1 children)

The answer to this question highly depends on which time travel framework we are working with.

[–] Vathsade@lemmy.ca 2 points 2 weeks ago (1 children)

"Yesterday's Enterprise", TNG S03E15

[–] JelleWho@lemmy.world 1 points 2 weeks ago

I need this for my work, they want everything thing done by yesterday.

[–] StabbingSky@lemmy.zip 10 points 2 weeks ago (2 children)

I once received an alert from a server temperature sensor for a reading hotter than the surface of the sun.

[–] AspieEgg@lemmy.blahaj.zone 7 points 2 weeks ago

Did you happen to have the nuclear fusion setting turned on?

[–] JelleWho@lemmy.world 5 points 2 weeks ago

I think it needs a bit of airflow. Unless your trying to make plasma

[–] Blue_Morpho@lemmy.world 1 points 1 week ago

I don't know where you live but Amazon has replacement U1 hotends, which includes temp sensor, for 2 for $20 with 1 day delivery.

I picked up 4 to keep in a drawer for when the inevitable unrecoverable clog happens.