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Solved Y Axis uneven/unlevel seating

Discussion in 'Troubleshooting' started by EllioneDHunter, Feb 8, 2016.

  1. EllioneDHunter

    EllioneDHunter New Member

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    There appears to be another problem. My Y axis (rods?) is slightly unlevel to the point where the bed thins out layers/doesn't print them or layers are too high. What I mean is ie, I print a single line hitting all four corners, it'll print in the middle fine but any area on the left side ends up practically hitting the hotend and it doesn't print at all due to not enough space. While on the area on the right will be too high and filament won't be stick to the bed. This means I can't print things that are too wide or long or my filament will get jammed. I believe the source of the problem is the huge black part that the Y rod seats rest on. My right side Y rod seat is also cracked but that doesn't seem like it affects the bed. The right side is warped/caved in so I might need to replace it. I'll post pics soon.
    --
    low prints too low and easily comes off the bed, if it even sticks, unusable
    high is to the point where the layer will be squashed flat against the bed, barely usable
    too hi is where it just ends up with the hotend skidding across the bed, unusable
    hi is just like high but not to the point where it's squashed flat, just a bit, usable
    ______________
    |hi------------too hi|
    |ok-----------too hi|
    |ok-----------too hi|
    |low-----------high|
    |low--------------hi|
    ¯¯¯¯¯¯¯¯¯¯¯¯¯¯
     
    #1 EllioneDHunter, Feb 8, 2016
    Last edited: Feb 8, 2016
  2. Mike Kelly

    Mike Kelly Volunteer

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    Do a paper leveling of the X axis and post your G29 response codes from terminal
     
  3. EllioneDHunter

    EllioneDHunter New Member

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    How do I paper level the X axis?
     
  4. Mike Kelly

    Mike Kelly Volunteer

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    Sticking a piece of paper until the nozzle as a feeler and adjusting the Z rods
     
  5. daniel871

    daniel871 Well-Known Member

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    mark tomlinson likes this.
  6. jake v.

    jake v. New Member

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    Hi guys I have this problem too i'd appreciate if you would be a little bit more clear on what your asking me too do
     
  7. EllioneDHunter

    EllioneDHunter New Member

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    After messing about with it, I figured out exactly what was wrong. I was right when I said that there was something loose under the bed. One of the pillow blocks is cracked and inside of it, whatever that's holds the rail is broken and causes one side of my bed to be jiggle, leading to it messing up.
     
  8. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    They plastic blocks for the bed rails have the LM8UU bearings inside.
    Under warranty get them to send you parts :)

    Out of warranty you can print the pillow blocks and buy the bearings.
     
    EllioneDHunter likes this.
  9. EllioneDHunter

    EllioneDHunter New Member

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    I got it second hand so I'm out of warranty. I'll print out the alt one when I can.
     
  10. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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  11. EllioneDHunter

    EllioneDHunter New Member

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    Could I print this out as a straight replacement or would I have to buy some parts?
     
  12. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    Should work as a straight replacement. Worst case print two of them (just the pillow blocks) and replace both right and left -- but I am pretty sure when @Mike Kelly designed these they were meant to be drop-in replacements.
     
  13. mark tomlinson

    mark tomlinson ༼ つ ◕_ ◕ ༽つ
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    I used some of the bed rail parts from that as replacements I printed for another Robo user and they fit perfectly for him.
     

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