Index: simulator/plugins/disinfection/loader.py
===================================================================
diff -u -r1b402ab005844b85b8361ae611664731cfa39e0b -r967521dff94783ce48b50abc8db6bcd67bb501bf
--- simulator/plugins/disinfection/loader.py	(.../loader.py)	(revision 1b402ab005844b85b8361ae611664731cfa39e0b)
+++ simulator/plugins/disinfection/loader.py	(.../loader.py)	(revision 967521dff94783ce48b50abc8db6bcd67bb501bf)
@@ -9,7 +9,7 @@
 # parent
 from simulator.dynamicloader import DynamicLoader
 # hd Simulator
-from dialin.ui.hd_simulator import HDSimulator
+from simulator.interface import SimulationInterface
 # plugin specific
 # -- none --
 
@@ -38,8 +38,8 @@
     sldTimeoutTotalChemical: QtWidgets.QSlider
     sldTimeoutCountDownChemical: QtWidgets.QSlider
 
-    def __init__(self, hd_simulator: HDSimulator):
-        super().__init__(os.path.dirname(__file__), hd_simulator)
+    def __init__(self, interface: SimulationInterface):
+        super().__init__(os.path.dirname(__file__), interface)
 
     def _init_loader(self):
         """
@@ -98,7 +98,7 @@
         the slot for accept button
         :return: none
         """
-        self.hd_simulator.cmd_send_hd_disinfect_response(True, 0)
+        self.interface.hd.cmd_send_hd_disinfect_response(True, 0)
         self.lblActionDisinfect.setText('Accepted ')
 
     @Slot()
@@ -108,7 +108,7 @@
         :return: none
         """
         reason = self.spnReasonDisinfect.value()
-        self.hd_simulator.cmd_send_hd_disinfect_response(False, reason)
+        self.interface.hd.cmd_send_hd_disinfect_response(False, reason)
         self.lblActionDisinfect.setText('Rejected ' + "{}".format(reason))
 
     @Slot()
@@ -117,8 +117,8 @@
         the slot for accept button
         :return: none
         """
-        self.hd_simulator.cmd_send_hd_disinfect_chemical_confirm(True, 0)
-        self.lblAction.setText('Accepted ')
+        self.interface.hd.cmd_send_hd_disinfect_chemical_confirm(True, 0)
+        self.lblActionChemical.setText('Accepted ')
 
     @Slot()
     def do_reject_chemical(self):
@@ -127,8 +127,8 @@
         :return: none
         """
         reason = self.spnReasonDisinfect.value()
-        self.hd_simulator.cmd_send_hd_disinfect_chemical_confirm(False, reason)
-        self.lblActionDisinfect.setText('Rejected ' + "{}".format(reason))
+        self.interface.hd.cmd_send_hd_disinfect_chemical_confirm(False, reason)
+        self.lblActionChemical.setText('Rejected ' + "{}".format(reason))
 
     @Slot()
     def do_data_flush(self):
@@ -139,7 +139,7 @@
         """
         timeout_total = self.sldTimeoutTotalFlush.value()
         timeout_countdown = self.sldTimeoutCountDownFlush.value()
-        self.hd_simulator.cmd_send_dg_disinfect_progress_time_flush(timeout_total, timeout_countdown)
+        self.interface.dg.cmd_send_dg_disinfect_progress_time_flush(timeout_total, timeout_countdown)
 
     @Slot()
     def do_data_heat(self):
@@ -150,7 +150,7 @@
         """
         timeout_total = self.sldTimeoutTotalHeat.value()
         timeout_countdown = self.sldTimeoutCountDownHeat.value()
-        self.hd_simulator.cmd_send_dg_disinfect_progress_time_heat(timeout_total, timeout_countdown)
+        self.interface.dg.cmd_send_dg_disinfect_progress_time_heat(timeout_total, timeout_countdown)
 
     @Slot()
     def do_data_chemical(self):
@@ -161,4 +161,4 @@
         """
         timeout_total = self.sldTimeoutTotalChemical.value()
         timeout_countdown = self.sldTimeoutCountDownChemical.value()
-        self.hd_simulator.cmd_send_dg_disinfect_progress_time_checmical(timeout_total, timeout_countdown)
+        self.interface.dg.cmd_send_dg_disinfect_progress_time_checmical(timeout_total, timeout_countdown)