Index: dialin/common/msg_ids.py
===================================================================
diff -u -r4eebf06e7b22d8bed803d79925fb5e5b32b4cac4 -r9aba683492b810bf6b6bef503573572ef9bcaca5
--- dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 4eebf06e7b22d8bed803d79925fb5e5b32b4cac4)
+++ dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 9aba683492b810bf6b6bef503573572ef9bcaca5)
@@ -219,6 +219,7 @@
     MSG_ID_HD_CHEM_DISINFECT_FLUSH_CONFIRM_RESPONSE = 0xC4
     MSG_ID_DG_HEAT_DISINFECT_ACTIVE_COOL_DATA = 0xC5
     MSG_ID_DG_START_STOP_HEAT_DISINFECT_ACTIVE_COOL = 0xC6
+    MSG_ID_HD_AIR_PUMP_DATA = 0xC7
 
     MSG_ID_CAN_ERROR_COUNT = 0x999
 
@@ -249,7 +250,7 @@
     MSG_ID_PRESSURE_VENOUS_OVERRIDE = 0x8018
     MSG_ID_OCCLUSION_BLOOD_PUMP_OVERRIDE = 0x8019
     MSG_ID_BLOOD_PUMP_ROTOR_COUNT_OVERRIDE = 0x801A
-    MSG_ID____AVAILABLE_11 = 0x801B
+    MSG_ID_HD_AIR_PUMP_SET_STATE = 0x801B
     MSG_ID_PRES_OCCL_SEND_INTERVAL_OVERRIDE = 0x801C
     MSG_ID_SET_RTC_DATE_TIME = 0x801D
     MSG_ID_DIAL_OUT_FLOW_SEND_INTERVAL_OVERRIDE = 0x801E
Index: dialin/dg/dialysate_generator.py
===================================================================
diff -u -rcfba10908598bcb6b1f179ec5265226c9a3292ff -r9aba683492b810bf6b6bef503573572ef9bcaca5
--- dialin/dg/dialysate_generator.py	(.../dialysate_generator.py)	(revision cfba10908598bcb6b1f179ec5265226c9a3292ff)
+++ dialin/dg/dialysate_generator.py	(.../dialysate_generator.py)	(revision 9aba683492b810bf6b6bef503573572ef9bcaca5)
@@ -86,6 +86,8 @@
     # HD login password
     DG_LOGIN_PASSWORD = '123'
 
+    SW_COMPATIBILITY_REV = 1
+
     # DG version message field positions
     START_POS_MAJOR = DenaliMessage.PAYLOAD_START_INDEX
     END_POS_MAJOR = START_POS_MAJOR + 1
@@ -348,7 +350,7 @@
         minor = unsigned_byte_to_bytearray(0)
         micro = unsigned_byte_to_bytearray(0)
         build = short_to_bytearray(0)
-        compatibility = integer_to_bytearray(0)
+        compatibility = integer_to_bytearray(self.SW_COMPATIBILITY_REV)
 
         payload = major + minor + micro + build + compatibility
 
Index: dialin/hd/ui_proxy.py
===================================================================
diff -u -rf41b8d86fed7fa08b1ecf42cb39f4406ce149cf5 -r9aba683492b810bf6b6bef503573572ef9bcaca5
--- dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision f41b8d86fed7fa08b1ecf42cb39f4406ce149cf5)
+++ dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision 9aba683492b810bf6b6bef503573572ef9bcaca5)
@@ -8,7 +8,7 @@
 # @file    ui_proxy.py
 #
 # @author  (last)      Dara Navaei
-# @date    (last)      03-Aug-2022
+# @date    (last)      08-Dec-2022
 # @author  (original)  Sean
 # @date    (original)  15-Apr-2020
 #
@@ -1654,6 +1654,32 @@
         self.logger.debug("Sending setting standby submode to wait for disinfect to HD.")
         self.can_interface.send(message, 0)
 
+    def cmd_ui_set_hd_service_time(self) -> None:
+        """
+        Constructs and sends a ui message to set the HD service time
+
+        @return: none
+        """
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_hd_ch_id,
+                                              message_id=MsgIds.MSG_ID_HD_SET_SERVICE_TIME.value)
+
+        self.logger.debug("Setting HD service time.")
+        self.can_interface.send(message, 0)
+
+    def cmd_ui_set_dg_service_time(self) -> None:
+        """
+        Constructs and sends a ui message to set the DG service time
+
+        @return: none
+        """
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_dg_ch_id,
+                                              message_id=MsgIds.MSG_ID_DG_SET_SERVICE_TIME.value)
+
+        self.logger.debug("Setting DG service time.")
+        self.can_interface.send(message, 0)
+
     @publish(["disinfects_hd_submode", "disinfects_dg_mode"])
     def _handler_disinfects_data_publish(self, message: dict) -> None:
         """