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09915
ZPrinter
650
Troubleshooting
Guide
3012: SEQUENCER: spurious interrupt
This error is caused by the fast axis drive not keeping up with the printer's location requests
Monitor Read-Out or
Secondary
Symptom
Cause / Problem
Solution
Reference
Documents
3012: SEQUENCER:
spurious interrupt
Rails or anti-rotates are
dirty
Clean rails and anti-
rotates(do not lubricate)
09577 ZPrinter650 User
Manual
(Figures 10 and 13)
3012: SEQUENCER:
spurious interrupt
Bearings need lubrication
Lubricate axis rails
09577 ZPrinter650 User
Manual
3012: SEQUENCER:
spurious interrupt
Fast axis motor pulley is
dirty/worn
Clean Pulley with a dental
Pick. If worn, replace the
31175 Pittman Motor 9234
19.1V Modified, RoHS
(Figure 11 and 12)
3012: SEQUENCER:
spurious interrupt
Fast Axis idler pulley is
dirty/worn
Clean Pulley with a dental
Pick. If worn, replace the
50038 Tiamat Fast Axis
Idler Tensioner Ass’y
(Figure 11 and 12)
3012: SEQUENCER:
spurious interrupt
Slow Axis idler pulley is
dirty/worn
Clean Pulley with a dental
Pick. If worn, replace slow
axis idler pulley 06564
(Figure 11 and 12)
3012: SEQUENCER:
spurious interrupt
Slow axis motor pulley is
dirty/worn
Clean Pulleys with a dental
Pick. If worn replace 31174
Pittman Motor 14205 24V
Modified
(Figure 11 and 12)
3012: SEQUENCER:
spurious interrupt
Fast axis belt is loose/worn
Re-tension the fast axis
belt or Re-tension the fast
axis belt or replace the
31503 Tiamat Fast Axis
Belt
08861 ZPrinter650 Fast
Axis Removal and
Replacement Procedure
3012: SEQUENCER:
spurious interrupt
Slow axis belt is loose/worn
Re-tension the slow axis
belt or Replace the 50059
Tiamat Slow Axis Belt
Ass’y
After performing the above steps try performing a service print head and alignment. If the machine performs both tasks
then proceed with a test print.
3012: SEQUENCER:
spurious interrupt
Add-On PCB Failed
Replace 50017 Add-On
PCB
85070 ZPrinter 650 E-Box
Field Repair Procedure
3012: SEQUENCER:
spurious interrupt
PC104+ Failed
Replace 50016 PC104+
PCB
85070 ZPrinter 650 E-Box
Field Repair Procedure
Cleaning and lubricating should help with this error.
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