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9th bed sensor won't trigger  

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seppe.v
(@seppe-v)
New Member
9th bed sensor won't trigger

Hello everyone, I have had my MK2S for a few months now and some time ago filament started leaking from the top of the nozzle block. After I cleaned and retightend the nozzle, the leaking stopped but a new problem occurred. Every time I begin a new print or do the mesh bed leveling the printer stops at the last calibration point and I get the error: "Bed leveling failed. Sensor didn't trigger. Debris on nozzle? Waiting for reset." I have already checked if the PINDA cable is broken but that isn't the case. A few times the sensor does trigger at the last calibration point but the printer doesn't do the same up and down motion as it does with the other points and if I then continue the print the nozzle moves much closer to the print bed if it comes near the 9th calibration point.

I have already done the XYZ calibration a couple of times now but it won't help so if someone knows anything I could do it would be greatly appreciated.

PS: sorry if my english is bad but I'm from Belgium so I'm not a native speaker.
Kind regards, Seppe

Posted : 03/01/2018 3:35 pm
Ojrik
(@ojrik)
Trusted Member
Re: 9th bed sensor won't trigger

Hello.
It happens a lot that when you break up the hotend it does not stretch the part as before, so the hotend is a bit longer than before or not pressed to the miter in the extruder body. Just drop the sensor to the hotbed.

Posted : 03/01/2018 3:47 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
Re: 9th bed sensor won't trigger

Have you ried running the z axis up to the top. To ballance the two sides. It may simply be tilted.

Regards Joan

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Posted : 03/01/2018 3:53 pm
seppe.v
(@seppe-v)
New Member
Topic starter answered:
Re: 9th bed sensor won't trigger

First of all thanks both for the fast reply.
I have tried running the z-axis up to the top a lot of times but that doesn't seem to be the problem so I went and tried the other solution but when I was adjusting the PINDA probe I noticed that my z-axis frame was skewed because if I moved the x-axis manually from left to right the nozzle would lift up by a centimeter or so (see pictures below). So before I adjusted the PINDA probe I first realigned the frame and that seems to do the trick so It's finally working again.

Anyway thanks for the help.

Posted : 03/01/2018 8:59 pm
OneThou
(@onethou)
Member Moderator
Re: 9th bed sensor won't trigger


Have you ried running the z axis up to the top. To ballance the two sides. It may simply be tilted.

Just ran into the same problem, and your suggestion did the trick. Simple and effective, thanks!

Posted : 26/03/2018 1:26 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
Re: 9th bed sensor won't trigger

Thanks Guido.
Glad to help

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Posted : 26/03/2018 1:45 pm
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