12 Troubleshooting ........................................................................................................................................................................................................................... 325
General advice.......................................................................................................................................................................................................................... 325
Entering the Diagnostics menu (service boot-mode)................................................................................................................................... 325
Diagnostic tests and utilities............................................................................................................................................................................... 325
Entering the Diagnostics menu (service boot-mode) ....................................................................................................................... 326
Diagnostic menu look................................................................................................................................................................................................327
Printhead health troubleshooting............................................................................................................................................................................... 328
Align the printheads ..................................................................................................................................................................................................328
Printhead Health Gauge front-panel messages...................................................................................................................................334
Nozzle status ..................................................................................................................................................................................................................335
Print the printhead status plot ............................................................................................................................................................................337
How to interpret the printhead status plot.................................................................................................................................................337
What to do when the printheads show these defects......................................................................................................................340
Cross contamination troubleshooting.................................................................................................................................................................... 342
What is cross contamination.............................................................................................................................................................................. 342
How can we detect it .................................................................................................................................................................................................342
Possible causes and solutions..........................................................................................................................................................................346
Recover (clean) the printheads ....................................................................................................................................................................................350
Airflow check
..............................................................................................................................................................................................................................350
Air leakage check ...................................................................................................................................................................................................................350
Undercarriage protectors .....................................................................................................................................................................................350
Build Unit to print chamber seal gaps (recoater seal)......................................................................................................................352
Hatch under curtain (curtain cap) ...................................................................................................................................................................353
13 Ordering information ...............................................................................................................................................................................................................355
14
System errors................................................................................................................................................................................................................................356
Introduction.................................................................................................................................................................................................................................356
Troubleshooting system errors.....................................................................................................................................................................................356
0010-0159-0001 Power Box - Interlock chain malfunction.............................................................................................................358
0016-0002-0005 Top Heating - Build bed temperature not reached .....................................................................................359
0050-0060-0142 Cooling - Exhaust system fan 1 out of range....................................................................................................361
0085-0003-0104 Carriage - PH Interconnect PCA 1 communications error....................................................................363
0085-0003-0204 Carriage - PH Interconnect PCA 2 communications error..................................................................363
0085-0003-0304 Carriage - PH Interconnect PCA 3 communications error .................................................................363
0085-0008-0193 Carriage - Printhead 1 (rear) electrical error ..................................................................................................365
0085-0008-0293 Carriage - Printhead 2 (middle) electrical error...........................................................................................365
0085-0008-0393 Carriage - Printhead 3 (front) electrical error...............................................................................................365
0085-0008-0182 Carriage - Printhead 1 (rear) data communication error .......................................................................366
0085-0008-0282 Carriage - Printhead 2 (middle) data communication error ...............................................................366
0085-0008-0382 Carriage - Printhead 3 (front) data communication error....................................................................366
0085-0008-0099 Carriage - Printhead with cross contamination .........................................................................................368
0086-0002-0059 Scan-axis system - Scan-axis motor servo shutdown...........................................................................368
0086-0002-0061 Scan-axis system - Scan-axis motor electrical fault................................................................................368
0087-0003-9959 Recoating unit system - Recoating unit impelling motor & encoder servo shutdown.....369
0087-0003-9960 Recoating unit system - Recoating unit impelling motor & encoder direction test
failed
......................................................................................................................................................................................................................................369
vi
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