Cant pass a self test other issues after months of successful printing
 
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Cant pass a self test other issues after months of successful printing  

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richard.j13
(@richard-j13)
Active Member
Cant pass a self test other issues after months of successful printing

after playing with a ton of different config settings I wanted to get back to the factory presets for the following reasons. 

1. The printer can not locate home

2 during a print at random times.The printer will give a crash error  (for no apparent reason)  on restart the tool head goes to random positions than when the print restarts the nozzle nowhere even close to the correct location,

3. I am unable to pass a self-test even though I can pass an XYZ calibration i get an error on 

4. keep getting an error msg that the MMU is not working  _ disabled.

I have attached the logs i copied from Pronterface and pasted into note++ . please let me know if there is any additional info I can provide. 

Thank you in advance

Rick

Posted : 17/07/2019 4:35 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: Cant pass a self test other issues after months of successful printing

Hi Rick, 
the Mk3 and Mk3S use virtual endstops,, so if the motor see's (electronically) some resistance to movement, it sometimes sets a false home position for that axis. 

Can you please ensure that both X and Y move smoothly for the full extent of their travel.

are you sure you sure that you have the correct version of firmware installed?.

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 : 18/07/2019 12:32 am
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