Fused Layers - HP Designjet 3D Service Manual

Fused layers

Characteristics: Layers appear to be fused together.
Corrective actions:
1. Check Z stage:
A. Check connections to Z motor.
B. If head is digging in to the part, check Z motor belt tension.
C. Check to see if Z stage is jamming.
D. Verify the Z stage is level.
E. Verify proper operation of the Z jamming flag. May have
become magnetized.
F. If Z stage is running in to the head, verify correct position of
the travel sensors.
2. Run Z calibration.
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