Index: dialin/hd/ui_proxy.py
===================================================================
diff -u -r428c5c0a653129867b1cb32b5e64f89f68191c4b -rcc42a0359151dc193b31bbd0dc5dc6f01f9eed39
--- dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision 428c5c0a653129867b1cb32b5e64f89f68191c4b)
+++ dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision cc42a0359151dc193b31bbd0dc5dc6f01f9eed39)
@@ -1767,3 +1767,16 @@
         self.disinfects_hd_submode = hd_state
         self.disinfects_dg_mode = dg_submode
         self.hd_disinfection_standby_timestamp = timestamp
+
+    def cmd_ui_send_alarm_list_request(self) -> None:
+        """
+        Constructs and sends a ui message to request the HD active alarm list.
+
+        @return: none
+        """
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.ui_to_hd_ch_id,
+                                              message_id=MsgIds.MSG_ID_UI_ACTIVE_ALARMS_LIST_REQUEST.value)
+
+        self.logger.debug("Sending active alarm list request msg to HD.")
+        self.can_interface.send(message, 0)
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