Index: MsgDefs.h
===================================================================
diff -u -r1fd14c808ed44e763580c23364d48193cdca7f38 -re74fe5cf83768c09b81b7d72717ad6bcc3bc2755
--- MsgDefs.h	(.../MsgDefs.h)	(revision 1fd14c808ed44e763580c23364d48193cdca7f38)
+++ 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)      Vinayakam Mani
-* @date    (last)      30-Aug-2023
+* @author  (last)      Michael Garthwaite
+* @date    (last)      21-Sep-2023
 *
 * @author  (original)  Sean
 * @date    (original)  27-Feb-2020
@@ -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