Material Sagging On Curved Parts - HP Designjet 3D Service Manual

Material sagging on curved parts

Characteristics: Surface finish not smooth.
Corrective actions:
1. Reprocess the part using the latest version of HP Designjet 3D Software
Solution software.
2. Reprocess part with CAD software.
3. Check for bad bearings in X/Y table. Replace XY table if needed.
4. Check Z stage:
A. Check Z belt tension.
B. Verify Z stage tray is level.
C. Verify the Z stage guide rods are not loose. Tighten as
needed.
D. Check for play on Z lead screw, move up and down.
Replace Z stage if needed.
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