Questions tagged [heat-management]

Managing temperatures in 3D printers. This includes hotends, heated beds, heated chambers, cooling elements and cooling of electronics.

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How is heat creep characterized?

I have a Delta printer with Bowden extruder and all-metal hotend. When I start printing, the hotend gets often jammed. It seems to be independent of the print I am currently doing. Retraction does not ...
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1answer
15 views

Prusa i3 MK2 Heated Bed Thermal Runaway Problems

I'm having an issue with my Prusa i3 MK2 MMU. It starts printing just fine, and everything gets up to operating temp quite quickly. However, after printing the first few layers, it seems as if the ...
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Prints coming out very stringy

So these past few days I have been 3D printing again with my Ender 3 with PETG and 0.4 mm nozzle and while I have been using the same setting as usual I am seeing an unusual amount of stringing ...
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2answers
88 views

Heat bed wires get hot (12 V connected to RAMPS 1.4 shield)

I'm using a 200x200 mm PCB Mk2B which connects to the MOSFET of the D8 pin on a RAMPS 1.4 shield. I used 12 V power source for heat bed so I connected positive to pin 1 and negative to both ...
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19 views

Monoprice Select Mini V1 restarts when attempting to preheat either bed or nozzle

Just got this machine and I am currently running firmware version 29.39. The printer will move no problem but when I attempt to preheat either the bed or the nozzle, the printer immediately powers off ...
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1answer
116 views

Chamber heating using hysteresis in Marlin

Is anyone using hysteresis with their chamber in Marlin? I have read bang-bang with hysteresis is possible when using a bed heater. I would like to do that for chamber heating. I have some lamps that ...
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1answer
210 views

What are the variables for PID control? How to use M301? How to use this command to switch from PID to bang-bang?

I'd like to have the 12V PID output of an old Printrboard hotend control a relay that attaches to a 120V crockpot for something I'm making. I have everything working fine using a relay, but because ...
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1answer
27 views

Makerbot Replciator 2x - restarts after heating

Really need some help. Let me run you through as much as possible. I have a replicator 2x. Ive owned this for around 2 weeks now (used). after some teething issues ive been printing really well all ...
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2answers
76 views

Two 12 V heater elements in series in a dual hotend

I have ordered a dual hotend Chimera and it came with 2x 12 V heater elements (in my rush I forgot to order the one with 2x 24V). Is it possible to run these 12 V heater elements in series? ...
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1answer
133 views

Creating a heated chamber from a very large heated bed

In this instructable, a user creates a heated bed from a wooden plank, some nails, insulated copper wire, and a DC switch. He does place an aluminum bed on top of it, but for our heated chamber, we ...
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2answers
160 views

Watts of filament extrusion

I'd like to calculate the wattage lost through the filament being extruded (or in other words, at how many Watts I'd have to run an ideal heater that loses heat ONLY through filament so that it stays ...
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1answer
440 views

Heater cartridge with 7.2 ohms - 12 or 24 V?

I have a heater cartridge here that measures 7.2 Ω. At 12 V that would amount to 20 W At 24 V that would amount to 80 W The cartridge itself is 2 cm long Could ...
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171 views

Bed and nozzle temperature jumping

During my last print I noticed this jumpy behavior during heat up (blue is bed, red is hotend): So I am wondering about the jumps. What could cause this? I do not think that it is a defunct sensor (...
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2answers
208 views

Replicator 2x getting too hot with silent stepper drivers

I equipped my Makerbot Replicator 2x with silent stepper drivers TMC2100. According to the product page I reduced Vref from 127 (factory default) to 25 in the printer settings as well as in my start G-...
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4answers
5k views

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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6answers
4k views

Creality CR-10S Pro 3D printer heated bed turns off after first few layers: normal?

When I run prints on my Creality CR-10S Pro 3D printer (using Ultimaker Cura as slicer), I set the heated bed to around 70 °C for PETG. after the first few layers, the heated bed set point ...
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1answer
87 views

Unable to hit hot end temperature with part cooler on

I'm unable to use the parts cooler I printed. Every time I turn it on, the hot end temp drops too low, and for some reason the PID can't seem to get it back up: This is a test to simulate the issue. ...
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2answers
14k views

Getting E1 Thermal Runaway errors, even after replacing the heating element on Tevo Tarantula

Earlier today I successfully completed a small print (less than 1 hour) on our Tevo Tarantula. When it came time to print the next one, I started preheating for PLA and got an "E1 Thermal Runaway" ...
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1answer
150 views

Anet A8 won't print properly

I recently bought the Anet A8 from Gearbest. Everything so far seems in order, but one big problem. No matter which filament I used (PLA and ABS), the result is always like this: In the picture ...
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3answers
356 views

Which capacitor to change on CR-10S S500 motherboard?

I have a CR-10S 500 and want to change a capacitor on it to improve and solve temperature issues. This capacitor that needs to be changed should be labeled as "C4" as mentioned on this post but it's ...
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1answer
94 views

Reprap RAMPs over heating issues

So I've got a couple problems, to begin I'm using the RAMPs 1.4, generic Arduino mega with Marlin, generic stepper motor drivers, a generic power supply. Nothing is special or even out of the ordinary....
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2answers
517 views

Insulate hotend on Makerbot Smart Extruder

Simple question: how do you reinsulate the MakerBot Smart Extruders? Backstory: I work at the library. We've recently replaced the MakerBot (extruder connection issues followed by software ...
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1answer
40 views

German RepRep Neo can't heat the extruder

The printer stopped heating the extruder in the middle of the print and I noticed it getting cooled down. After a few seconds, I heard a ticking noise near the filament (which could probably mean the ...
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2answers
1k views

Proper way to power down a FDM printer

I just got my first 3D printer today, QIDI X-ONE[2], and so far so good with the setup and getting my 1st print. I wanted to power off the printer, but I don't see any instructions on how to properly ...
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4answers
1k views

Weird ripping and warping of ABS print

I print my ABS at: 240 °C; with a bedtemp of 80 °C; 5 % rectilinear infill; 0.25 mm layer height; 2 solid layers top and bottom; Fan is completely disabled; 0.25 mm extrusion width; 50 mm/s ...
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5answers
2k views

Heated Bed vs Heated enclosure for large scale printer

I'm /relatively/ new to 3d printing (I'm getting pretty good prints from my Wanhao di3 plus, but haven't done any DIY kits or anything) and materials engineering is probably the furthest thing from my ...
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4answers
2k views

How can I insulate my thermistor?

I have had many problems with my heat shrink for the thermostat on my Anet A8 melting from the heat block. Is there a way I can insulate my wires from heat but still have enough room to put the ...
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1answer
156 views

Delta Kossel 3d Printer Heatsink issues

I feel stupid for asking, but could it cause issues if the Heat sink/Heater block/Extruder tip can spin freely in a Kossel Delta 3d printer? I went to remove the extruder tip the other day, and ...
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1answer
133 views

Extruder temp is too high

I am using Simplify3d software to print my first object, I set the temp to 230, but I notice that the temp some times reaches to 300 c, any help, here is temp plot here is the communication code of ...
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2answers
1k views

Increasing hotend temperature to compensate for increased filament throughput

It seems that when filament throughput is increased (by increasing movement speed or extrusion width/height), printing temperature also has to be increased to compensate, because the filament will ...
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1answer
3k views

How much insulation do I really need?

I have been looking at cork sheet insulation for my 200 mm x 300 mm aluminium PCB heatbed, by I am not entirely sure how thick it should be. There seems to be a trade off between losing a few ...
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3answers
2k views

How to utilize/calibrate print fans for PLA?

At the moment, I am thinking about print fans that cool the plastic when printing. I am not asking about the design of the fanducts, which might be a whole book on its own. I would like to know how to ...
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5answers
18k views

Efficient and easy way to thermally insulate the heat block of the hotend?

Sparked by this question, I wanted to discuss the most efficient and also the easiest ways of thermally insulating the heat block of the hotend. I have seen Kapton tape insulations as done here with ...
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2answers
3k views

FlashForge Creator Pro Tool Failure! Temp limit reached

After printing successfully for a while I received an error saying: Tool 0 Failure! Temp limit reached Shutdown or restart. The front panel is not responsive and doesn't allow the printer to print ...