Check the exterior and see if there is transportation damage.
Check if the leveling sensor is damaged.
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Check if the leveling sensor probe is straight.
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Check if the cooling fan air flue is craked.
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Check if the cooling fan air flue is craked.
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Check if the left extruder thumb screw is broken or not
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Check if the right extruder thumb screw is broken or not
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Check if the power switch and the knob is damaged or not.