Questions tagged [hotend]
Questions about the standard extrusion mechanism found in FDM/FFF printers.
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Ender 3 hot end heater "stuck on"
Forgive this long-winded post, but I thought it would be helpful to include the back story leading up to a very scary situation on my Ender 3.
I was printing a job and everything started out fine just ...
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New Ender 3 V2 Neo keeps losing nozzle and plate temperature in the middle of the print and must be turned off to stop the print
I purchased it new from Amazon in December. It started about one week ago and it just stops with a constant beep and does not allow me to do anything else except turn it off. Doesn't happen on all ...
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Anet A6: known hotend problems?
I've got an Anet A6, modified with bed-leveling sensor etc., which has given me good service for several years. I'm not in a position to spend lots of money on anything fancier, since at present at ...
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Hot end temperature keeps dropping on my Creality CR-10 S4
I have a Creality CR-10 S4.
What causes a "runaway please reset"?
I changed the heating element and the thermistor. When I heat the hot end, the temperature drops down to about 165 °C and I ...
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How do I remove filament from the hotend of a direct-drive printer?
I have PrintrBot Simple Metal and over the course of today's use, I managed to get a piece of filament stuck in the hotend, just below the extruder gear. There's not really much to grab at, and my ...
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Diagnosing sudden problem with hotend temperature
I'm using a 65W heater cartridge and T-D500 type NTC thermistor. This setup has been working fine since I installed it sometime last year. Suddenly today, the temperature reading started jumping ...
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Print failure due to heater inconsistency
After encountering an issue where the original heater cartridge (~40 W) for my generic MK6 hotend was unable to reach/maintain stable temperature at ~260 °C (for PETG) I replaced it with a higher ...
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Ultimaker 2 Go - Converting to Use 1.75 mm Filament
I'm working on converting an Ultimaker 2 Go to use 1.75 mm filament. So far, I have replaced the bowden tube, replaced the feeder with this one: https://www.youmagine.com/designs/alternative-feeder-1-...
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What is the practical difference between different nozzle tip shapes?
Sooooo, I'm shopping for nozzles (E3Dv6 flavor), and there seems to be several shapes available, differing mainly (or even exclusively) in the size and shape of the cone coming down to the exit ...
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Ender3 Pro - Able to get hot end to 220 when setting the temperature manually, but I'm getting an E1 error when I try to run G-code
I just started having this issue today. I have a Creality Ender3 Pro with a CR Touch recently installed. I started a print this morning that failed because it was stuck at 203 °C, when it was trying ...
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Program Creality v2.2 board to use HEATER1 transistor for HEATER0
My CR10-S5 with Creality v2.2 mainboard recently suffered from the hotend heater transistor (MOSFET) failing short. After taking a look at the board, I tried to be clever and use the ...
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Creality Ender 3 Pro 3D Printer
I have an Ender 3 Pro with 4.2.2 controller board and BLTouch fitted, currently running Marlin Bugfix 2.0 firmware.
I needed to fit a new printer hot end and thermistor, but now the temperature is ...
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Installing a temperature probe... what kind of adhesive to use?
I am trying to install a new Dragonfly hotend on my Ender 3.
I bought some epoxy which advertised high thermal conductivity, but I've found it difficult to use. It was thick, so it was very hard for ...
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Change hotend thermistor input in Marlin
I have a Marlin driven Prusa i3 clone, by accident I cut through both thermistor wires for the hotend while it was powered on. The Arduino reset and the hotend thermistor no longer work.
Since there ...
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Printer hotend heating slowly and faulting
I have a CR-10max that is about 3 years old and can no longer print due to hot end faults. The hot end starts ramping up temperature but is unable to get past 150 °C, unless I turn off the hotend fan ...
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Why do we change E-steps based on the hotend?
I know why and can understand the logic of changing E-steps for a new extruder- obviously it is related to the number of turns of the stepper.
What I don't understand is how the hotend could alter the ...
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Anycubic i3 Mega layers don't stick together/are too thin
My Anycubic i3 Mega suddenly stopped printing properly. As you can see on the images attached, the printed filament seems to be too thin which causes the layers to not stick together.
I already:
...
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Missed hotend's thoat depth during install, is it too bad?
I replaced my hotend's thoat and I made a mistake I hope it's not fatal for the new install. After reassembling the hotend I left a marging of about 5mm of the throat out of the heatsink. I noticed ...
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Is a thermoplastic's glass state relevant for 3D printing extrusion?
From my understanding of FFF 3D printing, the glass state is usually used to heat the bed for better first layer adhesion. Other than that, does the extruder keep ex:PLA in a glass state for any ...
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Using 40W adapter on 30W heater cartridge?
Recently, I accidentally shorted out my heater cartridge when trying to do my first nozzle swap on my Prusa MK3S+. I just ordered a new E3D v6 Hotend with 30 W Heater Cartridge and it will be here in ...
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Filament Jamming in Hotend. Why?
This has me stumped. I had been printing normally until this happened. Below is an expurgated version of my headache over two days. Some help would be appreciated.
Printer is Hypercube Evolution (...
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Prusa i3 MK8 can't achieve required temperature
I've just installed a new 12 V hotend for my Prusa i3 MK8. So, now the new hotend can't achieve temperatures above 190-200 °C and it takes about 30 minutes to achieve 200 °C. The thermistor and ...
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E1 printer halted error
I changed the hot end from the stock Creality CR-10 v2 to an e3D v6. Since it uses a type 5 thermistor, I had to change the firmware; after a quick search I found the TH3D firmware which I used, I did ...
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Changing a teflon tube inside a hotend, help with disassembly
I have an HBot 3D 1.1 printer (it's a CoreXY style printer, newer versions are produced by ZMorph). I think that a filament guide tube inside the hotend got damaged, resulting in decreased diameter, ...
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What hotend designs exist as paired all-metal and PTFE-lined versions?
I know that the E3D V6 hotend exists in both the all-metal V6 version, and the PTFE-lined Lite6 version with the same mount and form factor.
What other hotend designs are available like this?
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Clogging due to heat creep: buy new cooler or new hotend?
Sadly, I am not able to "repair" my 3D printer. Every time, I want to print something that takes a bit longer to print, the extrusion stops at some point during the print (the first few layers are ...
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Creality CR-6 SE heatblock replacement
Recently I broke the threads inside the heatblock of my CR-6 SE by tightening the nozzle too much (it seemed not deep enough). No problem - bought a new hotend extruder kit for around 35 euros.
I put ...
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Pros and cons of the two(+?) kinds of bimetal heatbreaks
I just replaced my PTFE-lined heatbreak with a Slice Engineering Copperhead, and am mostly happy with the results, but in the process of buying it and learning not to jam it, I came across with ...
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Ender 3 pro extruder skipping steps, tried multiple things
I've already asked this question somewhere else but unfortunately I had little luck.
So... my Ender 3 Pro extruder just started skipping steps, as in the gears (and the gear pinion) will rotate but ...
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Are there any nozzles shorter than volcano but longer than MK8?
I have a semi-diy hotend setup on my MOOZ-2 (an obscure chinese printer). It requires that the total nozzle length (including threading) is longer than 15 mm. So far, I've been using Volcano nozzles ...
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How do I make the layers stick together more and warp less?
I have a Chiron from Anycubic and I have had some leveling issues in the last few weeks, however, I believe that I have sorted that. The layers attached to the base plate or the raft now come out very ...
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PID fails too hot temperature with new hotend on Tevo Tornado
I am new to 3D printing. I had a big issue with the full hotend: thermocouple broke, the fan broke, plastic everywhere... (I don't really know why as hundreds of prints were good before)
Anyway, I ...
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PID autotune fails with a temp too high
Working on upgrading my Ender 3 to a dual extruder setup using the Winsinn dual hot end and MKS Base V1.6 motherboard using Marlin FW 2.0.5 and am unable to get the PID autotune to work. When I start ...
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Hotend melting mount
I have an old custom 3D printer that I bought a new hotend for since the old one broke, and apparently, I made a mistake.
The old hotend had insulation on it that prevented it from melting the ...
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Can I replace hotend on Lulzbot Mini 2 with upcoming E3D Hermes?
I've seen articles about the Hermes (now rebranded to Hemera) hotend coming soon from E3D, and was wondering if anyone knows if it's possible to replace the stock Aerostruder on Lulzbot Mini 2 with it....
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Anycubic i3 Mega no fans
I am having a bit of a nightmare trying to work out what is happening to the fans on my Mega Pro.
First off, the part cooling fan stopped working, then not long after the extruder fan also stopped ...
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What parts are suitable replacements for an Ender 3 Pro?
I'm new to 3D printing and I recently got my first 3D printer, an Ender 3 Pro by Creality.
I've tried to find information about the type of nozzles should I look for. I'm trying to find stainless ...
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What is the best length of the melting zone in the hotend?
There are many hot end designs out thee and one difference is the length of the melting zone.
The melting zone is that part of the hotend where the pushed in filament is heated up and therefore ...
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When do you need a silicone sock? What problem does it solve?
I'm returning to 3d printing and there's all sorts of new things going on. One of which is a silicone sock. I suspect it's part of the engineering where you want to keep certain parts hot, and ...
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Hotend does not reach set temperature
If I set the temperature of my hotend with pronterface to 200 °C, the temperature never reaches that value. For instance, it almost reaches the target with a temperate of 196/197 °C and then starts to ...
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PLA Jamming- is the heat break too hot or too cold?
I’m getting nothing but jams with a new BCN3D Sigma R19 printer, printing PLA at 195 °C, two brands (BCN’s own brand and Monoprice orange). 6.5 mm retraction, as used in BCN’s PLA profile. Using their ...
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OctoPrint suddenly no longer able to heat up hot end / extruder
My OctPrint and Monoprice Maker Select IIIP (A Wanhao i3 Duplicator Plus clone) were working fine, but suddenly today the hot end won't heat up anymore. I tried disconnecting the OctoPrint USB and ...
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Heatercartridge bolt stuck
After a brownout a print failed and it got the whole hotend covered in PLA. I am now in the process of replacing some parts on the hotend (one of the thermistor legs broke of) and also wanted to take ...
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K-Thermistor vs Ender 3 Stock Thermistor: Problem with bad reads
I have changed my hotend on my Ender 3 v2 with Dragonfly BMS.
In effect, because I wanted to reach higher temperatures, I also changed the thermistor with one that is 3mm wide and does not have the ...
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Does abrasive filament require a special hotend?
I know that you need a special nozzle to extrude abrasive filament (carbon fibre, copper, ...). I do have such a nozzle (coated steel) and am printing carbon fibre and copper filament. Last time I ...
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Alunar Prusa i3 hot end replacement options
I had a print fail a while back and the filament covered the hot end. I attempted to replace the nozzle to fix the no filament issue but it looks like the unit has a cheap Chinese heater block that I ...
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Hotend temperature goes to infinity after few layers
I have a "classic" home built 3D printer, Arduino Mega, RAMPS 1.4 with Marlin 2.0.
It worked, was put in storage, and now I am trying to get it running again.
During all of the testing ...
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How to define bed dimensions in Marlin for custom carriage / hot end?
How would I begin measuring my hotend / carriage dimensions in Marlin to prevent my hotend from slamming into the frame?
I see in Marlin the 'define bed size' parameters
...
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I think my extruder is hosed
I put a new glass bed on my Ender 3. After playing with the baby-steps and bed temperature I thought I had it ready to go. I started to print some rocket kits for the Cub Scouts and the job didn't ...
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Academic research behind hot end design?
Does anyone know of any academic research behind 3D printer hot end/liquefier design?
All I’ve found is papers on liquefier dynamics where they model polymer flow and go so far as to compare the ...
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