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by jimc
Mon May 02, 2016 9:28 pm
Forum: Troubleshooting and Bug Reports
Topic: Extruder motor not running
Replies: 3
Views: 1508

Re: Extruder motor not running

i know this is kinda simple but........is your hot end up to temp? not familiar with your firmware but every one will have a min temp setting before the extruder motor will turn. in most versions of marlin its 170 deg.
by jimc
Mon May 02, 2016 9:25 pm
Forum: General Discussion and Tips
Topic: PETG hair
Replies: 9
Views: 10560

Re: PETG hair

petg is just a sticky plastic when it melts. i have been printing petg for prob 2.5 years and can say those couple few hairs i see in your pic is totally normal and for the most part you have them under control about as best as your prob gonna get. i have done some prints in the past where the hairs...
by jimc
Mon Apr 25, 2016 10:00 pm
Forum: General Discussion and Tips
Topic: PETG hair
Replies: 9
Views: 10560

Re: PETG hair

oh yeah, thats nothin. if you were printing hot you would really know it. i have seen prints come out like almost a solid spider web. what you have there is perfectly normal. before each print i use a small wire brush and give the nozzle a quick scrub while its hot to remove any buildup. if you have...
by jimc
Sun Apr 24, 2016 10:21 pm
Forum: Troubleshooting and Bug Reports
Topic: Steep angle issue?
Replies: 2
Views: 1058

Re: Steep angle issue?

in addition to what carl said, lower your printing temp a little and also change your outline direction to inside-out.
by jimc
Sun Apr 24, 2016 10:17 pm
Forum: General Discussion and Tips
Topic: PETG hair
Replies: 9
Views: 10560

Re: PETG hair

the higher the temp the more stringy it will be. esun petg for example will get hairy if printed up around 255 but drop that down to 240 and they go away. what brand of petg is it and can you post a picture showing the hairs you are getting?
by jimc
Sun Apr 24, 2016 12:03 am
Forum: General Discussion and Tips
Topic: PETG hair
Replies: 9
Views: 10560

Re: PETG hair

Petg is sticky and you will always get fine hairs to point. The problem is when they are excessive. If you feel they are excessive then there are really 2 things that cause them, not enough retraction and too high extrusion temp. Retraction is easy, 1-2mm on a direct drive extruder is usually enough...
by jimc
Thu Apr 21, 2016 11:14 pm
Forum: Troubleshooting and Bug Reports
Topic: printing rhino file
Replies: 2
Views: 1352

Re: printing rhino file

i use rhino to model exclusively. i have never had it export a bad model. not sure what you are trying to do with a 3dm file. you need to export as an stl.
by jimc
Tue Apr 19, 2016 8:29 pm
Forum: Troubleshooting and Bug Reports
Topic: cannot get a print started
Replies: 14
Views: 1750

Re: cannot get a print started

on the gcode tab, check the box that says "include m101/m102/m103" OR the 5D firmware box also produces extrusions. im not sure which one is applicable to you r printer. i run marlin firmware on mine and i do not have the m101 box checked but the 5d box is.
by jimc
Mon Apr 18, 2016 7:15 am
Forum: Troubleshooting and Bug Reports
Topic: Missing outer lines in preview mode?
Replies: 3
Views: 786

Re: Missing outer lines in preview mode?

Retraction dots are green. That is your coasting.
by jimc
Sun Apr 17, 2016 1:22 pm
Forum: Troubleshooting and Bug Reports
Topic: Perimeters not adhering to each other
Replies: 4
Views: 1118

Re: Perimeters not adhering to each other

Your under extruding. You have not calibrated your filament dia and ext multiplier correctly

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