Index: MsgDefs.h
===================================================================
diff -u -rc6f918e9c5d0e7b696d44a8d911d2d033e28eac3 -re74fe5cf83768c09b81b7d72717ad6bcc3bc2755
--- MsgDefs.h	(.../MsgDefs.h)	(revision c6f918e9c5d0e7b696d44a8d911d2d033e28eac3)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision e74fe5cf83768c09b81b7d72717ad6bcc3bc2755)
@@ -1,15 +1,15 @@
 
 /**************************************************************************
 *
-* Copyright (c) 2020-2023 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2020-2024 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    MsgDefs.h
 *
 * @author  (last)      Michael Garthwaite
-* @date    (last)      17-Aug-2023
+* @date    (last)      21-Sep-2023
 *
 * @author  (original)  Sean
 * @date    (original)  27-Feb-2020
@@ -160,7 +160,7 @@
     MSG_ID_HD_DISINFECT_RESPONSE = 0x80,                                ///< HD response to disinfection selection
     MSG_ID_DG_SEND_SERVICE_SCHEDULE_DATA_TO_HD = 0x81,                  ///< DG send service schedule data to HD
     MSG_ID_HD_REQUEST_SERVICE_RECORD_FROM_HD = 0x82,                    ///< HD request service schedule data from HD
-    MSG_ID_MSG_AVAILABLE_4 = 0x83,                                      ///< Message available for use
+    MSG_ID_DG_PARK_CONCENTRATE_PUMPS_CMD_REQUEST = 0x83,                ///< HD request DG to park concentrate pumps
     MSG_ID_DG_HEAT_DISINFECT_TIME_DATA = 0x84,                          ///< DG broadcast of heat disinfection mode time data
     MSG_ID_DG_CHEM_DISINFECT_TIME_DATA = 0x85,                          ///< DG broadcast of chemical disinfection mode time data
     MSG_ID_DG_VOLTAGES_DATA = 0x86,                                     ///< DG voltages data publish
@@ -397,6 +397,7 @@
     MSG_ID_HD_RAM_STATUS_OVERRIDE = 0x8099,                             ///< HD RAM status bit override
     MSG_ID_HD_VALVES_STATES_PUBLISH_INTERVAL_OVERRIDE = 0x809A,         ///< HD Valve data broadcast interval override request
     MSG_ID_HD_CAN_RECEIVE_ACK_MESSAGE_OVERRIDE = 0x809B,                ///< HD CAN message acknowledgment override request
+    MSG_ID_HD_RECIRULATION_PCT_OVERRIDE = 0x809C,                       ///< HD recirulation percentage override request
 
     MSG_ID_FIRST_DG_TESTER_MESSAGE = 0xA000,                            ///< First DG test message ID
     MSG_ID_DG_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_DG_TESTER_MESSAGE,    ///< DG tester log-in
@@ -516,6 +517,7 @@
     MSG_ID_DG_RESERVOIR_BROADCAST_INTERVAL_OVERRIDE = 0xA074,           ///< DG reservoir broadcast interval override
     MSG_ID_DG_STATE_TIMER_77C_OVERRIDE = 0xA075,                        ///< DG heat disinfection state timer at 77C override
     MSG_ID_DG_STATE_TIMER_82C_OVERRIDE = 0xA076,                        ///< DG heat disinfection state timer at 82C override
+    MSG_ID_DG_CHEM_DISINFECT_ACID_OVERRIDE = 0xA077,                    ///< DG chem disinfection acid moving average override.
 
     MSG_ID_HD_DEBUG_EVENT = 0xFFF1,                                     ///< HD debug event text to be logged in event log
     MSG_ID_DG_DEBUG_EVENT = 0xFFF2,                                     ///< DG debug event text to be logged in event log