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Z calibration or extruder problem?  

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william.s7
(@william-s7)
New Member
Z calibration or extruder problem?

I have been struggling all week trying to get the live adjust Z calibration correct using the V2Calibration.gcode. I watched every video and read every post I can find to be sure the probe high set correctly. Done the paper (.12mm) test under nozzle in middle of bed, used CC (.74mm) to set probe height, etc.

When I run the V2Calibration.gcode, the intro extrusion does not look correct and no matter where I set the live adjust Z setting, the filament will not stick to the bed.

I am wondering if I have some type of problem with extrusion? I have access to another Prusa i3 mk2s (Assembled by Prusa) and the attached picture shows the difference in the two printers. The black is from a working printer, the silver is from the non-working printer.

I have run out of ideas.

Any help appreciated.

Bill

Also any help posting jpegs too. I try attachments but they do not show up on post.

Respondido : 08/09/2017 2:28 am
AJS
 AJS
(@ajs)
Noble Member
Re: Z calibration or extruder problem?

Image did not post (?)

Any advices given are offered in good faith. It is your responsibility to ensure that by following my advice you do not suffer or cause injury, damage or loss. If you solve your problem, please post the solution…

Respondido : 08/09/2017 2:44 am
william.s7
(@william-s7)
New Member
Topic starter answered:
Re: Z calibration or extruder problem?

I can't get jpeg to attach. Tried different sizes without success.

https://plus.google.com/photos/photo/117801937707349217564/6463207504425851346?icm=false&iso=true&authkey=CILIru7kobus_wE

Respondido : 08/09/2017 2:51 am
AJS
 AJS
(@ajs)
Noble Member
Re: Z calibration or extruder problem?

Extruder problem. For sure.

Check here for common issues. Check those, and get back to us.

http://shop.prusa3d.com/forum/prusa-i3-kit-building-calibrating-first-print-main-f6/-before-you-ask-troubleshooting-video-updated--t472.html#p39190

Any advices given are offered in good faith. It is your responsibility to ensure that by following my advice you do not suffer or cause injury, damage or loss. If you solve your problem, please post the solution…

Respondido : 08/09/2017 3:11 am
Vertigo
(@vertigo)
Trusted Member
Re: Z calibration or extruder problem?

Im gonna disagree this is an extruder problem. Looks like plenty of filament is being extruded, just WAY too high.

Respondido : 15/09/2017 1:36 pm
william.s7
(@william-s7)
New Member
Topic starter answered:
Re: Z calibration or extruder problem? Resolved

Factory reset, re-upload v3.0.12, factory reset. Recalibrated probe using metric set of feeler gauges and reran the steps from "Before you ask..." page, for the 20th time. Worked.

I think my problem on this was not doing the factory reset the first time I updated the firmware from v3.0.10.

Thanks for all the help.

Bill

Respondido : 17/09/2017 1:09 am
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