Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -r79234eea99779c6adc7d378c30a82dd94c6d01b1 -r571feda5a4937e23f834930de8bfe02c8aadd477
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 79234eea99779c6adc7d378c30a82dd94c6d01b1)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 571feda5a4937e23f834930de8bfe02c8aadd477)
@@ -462,9 +462,6 @@
                 ## TBD!!! Does this work?
                 calc_max_uf_volume = min(int(self.MAX_UF_RATE_ML_PER_SEC * self.treatment_time_sec / 100.0) * 100.0,
                                          self.MAX_UF_ML_PER_TX)
-                self.cmd_send_uf_treatment_response(accepted=EResponse.Accepted,
-                                                    reason=RequestRejectReasons.REQUEST_REJECT_REASON_NONE.value,
-                                                    volume=calc_max_uf_volume)
                 # assuming everything is setup in preceding MSG_ID_UI_SAMPLE_WATER_RESULT handling
                 self.demoSelection = 6  # TBD setup event to change to
                 self.demoCounter = self.demoCount  # next tick