Vessel Stuck to Needle
The vessel sticks to the needle when the needle moves up.
Possible causes
• Closing mat to rigid/thick.
• Bad X or Theta positioning and the needle sticks into the wall between two
• Defective encoder on the needle carrier assembly.
Suggested Actions
1100 Series WS MWS Reference Manual
holes.
Check that the closing mat is not too thick.
Exchange the needle carrier assembly.
Change the sample transport assembly.
Change the MTP main board.
Troubleshooting and Test Functions
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