why_does_the_z_offset_drift_or_vary
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| why_does_the_z_offset_drift_or_vary [2026/06/15 20:54] – dshoop | why_does_the_z_offset_drift_or_vary [2026/06/15 21:11] (current) – dshoop | ||
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| - Their z probe is not calibrated. A telltale sign of an uncalibrated z probe is a gcode z offset setting that's a negative number as those are non-sensical when the probe is calibrated properly. See [[probe_calibration]]. | - Their z probe is not calibrated. A telltale sign of an uncalibrated z probe is a gcode z offset setting that's a negative number as those are non-sensical when the probe is calibrated properly. See [[probe_calibration]]. | ||
| - | - They have [[z stepper interpolation]] enabled on their z stepper motors, and should also examine their [[stealthchop]] vs [[spreadcycle]] configurations | + | - They have [[z stepper interpolation]] enabled on their z stepper motors, and should also examine their [[stealthchop]] vs [[spreadcycle]] configurations. Read the Klipper docs regarding proper tuning of this as well as improving microsteps. |
| - They have not [[tune_probe_configurations|configured the z probe tolerances]] and they are at the egregiously overly tolerant Klipper or Elegoo defaults. | - They have not [[tune_probe_configurations|configured the z probe tolerances]] and they are at the egregiously overly tolerant Klipper or Elegoo defaults. | ||
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| + | - A saved or reused bed mesh was loaded and used to print resulting in an invalid compensation matrix being applied as bed meshes are never similar between prints and immediately stale. They' | ||
| All of the above permit conditions inviting z probe height readings that vary between G28s and homing of the z axis virtual end stop. | All of the above permit conditions inviting z probe height readings that vary between G28s and homing of the z axis virtual end stop. | ||
/app/data/attic/why_does_the_z_offset_drift_or_vary.1781571244.txt.gz · Last modified: by dshoop