Index: TD_Vitals/loader.py
===================================================================
diff -u -rda3f9cf33bc59c7b43a35ec910658b39d99c6e01 -r8cc5de416e6f750c91b06e91060efbce93d789bc
--- TD_Vitals/loader.py	(.../loader.py)	(revision da3f9cf33bc59c7b43a35ec910658b39d99c6e01)
+++ TD_Vitals/loader.py	(.../loader.py)	(revision 8cc5de416e6f750c91b06e91060efbce93d789bc)
@@ -30,6 +30,12 @@
         self.can_interface = self.td_interface.can_interface
         super().__init__(os.path.dirname(__file__))
 
+        if self.can_interface is not None:
+            channel_id = CAN.DenaliChannels.ui_to_td_ch_id
+            vitals_request_message_id = MsgIds.MSG_ID_UI_BLOOD_PRESSURE_REQUEST.value
+            self.can_interface.register_receiving_publication_function(channel_id,
+                                                                       vitals_request_message_id,
+                                                                       self.handle_vitals_request)
 
     def _init_loader(self):
         """
@@ -56,18 +62,17 @@
         self.sbDiastolic    .valueChanged.connect(self.do_vitals_data   )
         self.sbHeartRate    .valueChanged.connect(self.do_vitals_data   )
 
-
     def _init_widgets(self):
         """
         initializes the widgets' properties
         :return: none
         """
-        self.sbVitalsReason .setValue(0)
+
         self.sbSystolic     .setValue(120)
         self.sbDiastolic    .setValue(80)
         self.sbHeartRate    .setValue(100)
+        self.sbVitalsReason .setValue(0)
 
-
     @Slot()
     def handle_vitals_request(self, message, timestamp = 0.0):
         """
@@ -76,7 +81,6 @@
         """
         self.lbRequest.setText("Requested")
 
-
     @Slot()
     def do_vitals_data(self):
         """