Problem & answerP-15
Bottle Twisting or Skewed Print
Also covers: Side belts at different speeds
Likely causes
- Left and right belt motors set to different speeds
- One motor faulty or slipping
How to fix it
- 1Check both motor speeds on the PLC/HMI.
- 2Set them to the same value.
- 3Check each motor runs; contact Maintenance if one is slow or stopped.
- 4Run test bottles and check the print is straight.
It is fixed when
Bottles travel straight; print is level.
Stop it coming back
- Record both motor speeds for each bottle size.
Did this solve the problem?