Extruder suddenly reversing, restarting, reversing - so on. During print September 05, 2015 06:44PM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 05, 2015 09:56PM |
Registered: 11 years ago Posts: 466 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 06, 2015 02:21AM |
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Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 06, 2015 04:51AM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 06, 2015 12:29PM |
Registered: 9 years ago Posts: 166 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 07, 2015 01:46AM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 07, 2015 09:58AM |
Registered: 10 years ago Posts: 752 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 07, 2015 11:56AM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 07, 2015 03:21PM |
Registered: 10 years ago Posts: 752 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 08, 2015 12:26AM |
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Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 08, 2015 02:22AM |
Registered: 10 years ago Posts: 752 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 08, 2015 12:04PM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 08, 2015 06:51PM |
Registered: 10 years ago Posts: 752 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 08, 2015 11:04PM |
Registered: 9 years ago Posts: 166 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 09, 2015 03:03PM |
Registered: 11 years ago Posts: 36 |
Quote
imqqmi
The reversing thing isn't repeatable, you can't reproduce it at will? Those are the harder things to troubleshoot. I just fixed some network printers hanging the spooler service in windows only around the afternoon. It took nearly a week before I could find a reproducable workflow of the problem.
It could be usb/serial related. If you own a sd card and the printer has a reader, long prints may be more reliable to print.
Quote
AlexY
Did you get a chance to try manually pushing filament through? It still seems to me that the problem is with the stepper motor not being powerful enough. It usually happens when heat creeps up the hotend due to inadequate cooling and causes a jam, which would be fixed with better cooling.
Edit: Also, do you have a video of the problem?
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 09, 2015 03:30PM |
Registered: 10 years ago Posts: 752 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 09, 2015 03:58PM |
Registered: 10 years ago Posts: 752 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 09, 2015 04:35PM |
Registered: 9 years ago Posts: 166 |
Quote
Itek
No, I didnt try pushing manually.Yes. I agree the stepper motor doesn´t seem powerful enough. Does anyone know if I turn the pot on the stepper driver to higher Vres voltage, the stepper will be more powerful?
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 10, 2015 12:00PM |
Registered: 11 years ago Posts: 36 |
Quote
imqqmi
I found this in another thread, this is when just extruding and is always happening, would this also illustrate your intermittent problem?
[www.youtube.com]
Quote
AlexY
Quote
Itek
No, I didnt try pushing manually.Yes. I agree the stepper motor doesn´t seem powerful enough. Does anyone know if I turn the pot on the stepper driver to higher Vres voltage, the stepper will be more powerful?
Yes, turning the pot clockwise will increase the stepper motor torque but make it run hotter. If you increase it too much the driver will overheat and restart, causing skipping as well. Try turning it a little to see if it helps.
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 10, 2015 04:13PM |
Registered: 9 years ago Posts: 166 |
Quote
Itek
I´ll just start printing as normal again (I have an upcoming project 3D printing a racing quad).
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 11, 2015 01:46PM |
Registered: 11 years ago Posts: 36 |
Quote
AlexY
If you're interested, I started a thread about my own 3D printed quad build, complete with a parts list: [forums.reprap.org]
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 11, 2015 04:42PM |
Registered: 9 years ago Posts: 166 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 11, 2015 06:07PM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 11, 2015 11:32PM |
Registered: 9 years ago Posts: 778 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 12, 2015 04:57AM |
Registered: 11 years ago Posts: 36 |
Quote
Downunder35m
suddenly the snail-slow extruder started spinning so fast that it burnt through the filament
Quote
Downunder35m
the nozzle moving all the way to the x-endstop and back.
Quote
Downunder35m
I nailed it down to communication problems.
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 12, 2015 07:18AM |
Registered: 9 years ago Posts: 778 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 12, 2015 03:27PM |
Registered: 11 years ago Posts: 36 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 12, 2015 09:39PM |
Registered: 9 years ago Posts: 166 |
Re: Extruder suddenly reversing, restarting, reversing - so on. During print September 13, 2015 05:24AM |
Registered: 9 years ago Posts: 778 |