Index: simulator/plugins/alarms/loader.py
===================================================================
diff -u -r0c65b0562c34edf23a06bc224a00a7fbc340e9de -r313132b681260cc0761c65d46200adb40b72f478
--- simulator/plugins/alarms/loader.py	(.../loader.py)	(revision 0c65b0562c34edf23a06bc224a00a7fbc340e9de)
+++ simulator/plugins/alarms/loader.py	(.../loader.py)	(revision 313132b681260cc0761c65d46200adb40b72f478)
@@ -1,10 +1,6 @@
 """
     The Alarms ui loader class container file
 """
-
-# shall be removed later
-# from dialin.ui import denaliMessages
-
 # Python
 import os
 from datetime import datetime
@@ -79,6 +75,7 @@
 
     def __init__(self, hd_simulator: HDSimulator):
         super().__init__(os.path.dirname(__file__), hd_simulator)
+        self.alarm = hd_simulator.alarm()
         print(" ---------- ", self.hd_simulator)
 
     def _init_loader(self):
@@ -197,11 +194,13 @@
         mute_out = self.spnMuteTimeout.value()
         if alarm_id >= 0:
             self.set_flags()
-            # denaliMessages.setAlarmStatus(self.priority,
-            #                               alarm_id,
-            #                               escalate,
-            #                               mute_out,
-            #                               self.flags)
+            self.alarm.cmd_activate_alarm_id(
+                self.priority,
+                alarm_id,
+                escalate,
+                mute_out,
+                self.flags
+            )
             self.__append_status_ids_row(alarm_id)
 
     @Slot()
@@ -212,7 +211,7 @@
         """
         alarm_id = self.spnAlarmID.value()
         if alarm_id:
-            # denaliMessages.setAlarmTriggered(alarm_id)
+            self.alarm.cmd_set_alarm_triggered(alarm_id)
             self.__append_triggered_row(alarm_id)
 
     @Slot()
@@ -222,7 +221,7 @@
         :return: none
         """
         [alarm_id, row] = self.alarm_id()
-        # denaliMessages.setAlarmCleared(alarm_id)
+        self.alarm.cmd_set_alarm_cleared(alarm_id)
         self.tblTriggeredIDs.removeRow(row)
 
     @Slot()
@@ -232,7 +231,7 @@
         :return: none
         """
         [alarm_id, row] = self.alarm_id()
-        # denaliMessages.setAlarmClearedCondition(alarm_id)
+        self.alarm.cmd_set_alarm_cleared_condition(alarm_id)
         self.tblTriggeredIDs.item(row, self.eColID).setBackground(self.colors[AlarmPriority.ALARM_NONE])
         self.tblTriggeredIDs.item(row, self.eColID).setSelected(False)
 
Index: simulator/run.py
===================================================================
diff -u -r0c65b0562c34edf23a06bc224a00a7fbc340e9de -r313132b681260cc0761c65d46200adb40b72f478
--- simulator/run.py	(.../run.py)	(revision 0c65b0562c34edf23a06bc224a00a7fbc340e9de)
+++ simulator/run.py	(.../run.py)	(revision 313132b681260cc0761c65d46200adb40b72f478)
@@ -7,6 +7,7 @@
 from PySide2 import QtCore, QtWidgets
 from simulator.loader import Simulator
 from dialin.ui.hd_simulator import HDSimulator
+from dialin.ui.hd_simulator_alarms import HDAlarmsSimulator, HIGH
 
 
 def main():
@@ -39,6 +40,10 @@
     if HDSimulator.instanceCount > 1:
         raise Exception("more than one instance of HDSimulator shall not be created.")
     else:
+        if HDAlarmsSimulator.instanceCount > 1:
+            raise Exception("more than one instance of HDAlarmsSimulator shall not be created.")
+        else:
+            print("HDAlarmsSimulator number of instances is ", HDAlarmsSimulator.instanceCount)
         print("HDSimulator number of instances is ", HDSimulator.instanceCount)