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  1. #1
    Technician
    Join Date
    Oct 2015
    Location
    Great Falls Montana
    Posts
    52
    NEW PROBLEMS!!!! so not excited

    I went thru and did all calibrations again , everything seemed fine except my diagnol rod length (for dishing) went from like 240 to 640 .... that normal? Horizontal length had to be increased too , its now at 180 from 140 ish (dont remember exactly)
    I also did the extruder calibration as well. Esteps went from 147 to 165. My Max Z went from 350 to 302 , then down to 268 and seems to steadily be decreasing.... but this could be because the heating and cooling of the extruder , or the stupid auto level mickey mouse rig of an effector i have.

    The real problem that i seem to have is it now tries to print everything in micro. When I load the calibration tool to print , I slice it ... even in the preview window it still shows that its going to print out close to my max bed size , but once printing starts it prints it 1/4 what it is supposed to. I loaded the calibration cubes and it tried to print those so small they would have fit on a nickel, with a 4 wrap skirt. So either I inadvertly built a shrink machine or I screwed up somewhere.

  2. #2
    Technologist LuckyImperial's Avatar
    Join Date
    May 2015
    Location
    Campbell, CA
    Posts
    162
    Quote Originally Posted by Nickschaos81 View Post
    NEW PROBLEMS!!!! so not excited

    I went thru and did all calibrations again , everything seemed fine except my diagnol rod length (for dishing) went from like 240 to 640 .... that normal? Horizontal length had to be increased too , its now at 180 from 140 ish (dont remember exactly)
    I also did the extruder calibration as well. Esteps went from 147 to 165. My Max Z went from 350 to 302 , then down to 268 and seems to steadily be decreasing.... but this could be because the heating and cooling of the extruder , or the stupid auto level mickey mouse rig of an effector i have.

    The real problem that i seem to have is it now tries to print everything in micro. When I load the calibration tool to print , I slice it ... even in the preview window it still shows that its going to print out close to my max bed size , but once printing starts it prints it 1/4 what it is supposed to. I loaded the calibration cubes and it tried to print those so small they would have fit on a nickel, with a 4 wrap skirt. So either I inadvertly built a shrink machine or I screwed up somewhere.
    Remember...

    "Diagonal Rod Length and Centered Rod Offset. Those two settings may be called something different in different firmware, but they're always there and they always do the same thing. Diagnonal Rod Length will affect the dimensional accuracy of your printer and Centered Rod Offset (smooth rod offest, rod radius, horizontal rod offset, etc) affects the "dishing" of your printer. If Diagonal Rod Length is wrong then your printer will print things either too big or too small. If Centered Rod Offset is wrong then things don't get printed on a level plane.

    The next thing in calibration is leveling. Which is dead simple. You level the effector plane with repsect to the bed by adjusting endstop offsets, or trimming them using screws that are sometimes mounted to the carriages (for some printers). 3 points define a plane. Your job is to make it match the bed. Takes 10 minutes if you have trimming screws. "

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