Chapter 5: Sample Coupler and Tubing Replacement 27
5
Sample Coupler and Tubing
Replacement
The sample coupler is frequently installed or removed from the SIT to run the
cytometer in tube acquisition mode. The sample coupler tubing is attached to the
HTS secondary pump.
Replace the sample coupler tubing annually or when the following symptoms
occur:
• The system displays a secondary pump (Pump-2) error
• The sample coupler continues to leak after being tightened
A rare symptom can be no events are detected.