Index: MsgDefs.h
===================================================================
diff -u -re42ee6229ed8530bc3aa875909a1dbb52b61b118 -r4840658cc7b64ea35141bfb0692f2435e1763060
--- MsgDefs.h	(.../MsgDefs.h)	(revision e42ee6229ed8530bc3aa875909a1dbb52b61b118)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 4840658cc7b64ea35141bfb0692f2435e1763060)
@@ -219,6 +219,11 @@
     MSG_ID_DD_CONDUCTIVITY_SENSOR_RESISTANCE_DATA = 0xDC,                           ///< DD conductivity resistance data broadcast.
     MSG_ID_FP_FILTER_FLUSH_DATA = 0xDD,                                             ///< FP Filter Flush broadcast data
     MSG_ID_FP_PERMEATE_FLUSH_DATA = 0xDE,                                           ///< FP Permeate Flush broadcast data
+    MSG_ID_TD_DD_REQUEST_SERVICE_RECORD_FROM_TD = 0xF1,                             ///< TD request service schedule data from TD
+    MSG_ID_TD_DD_USAGE_INFO_REQUEST = 0xF2,                                         ///< TD request DD usage info
+    MSG_ID_TD_SEND_CHEM_FLUSH_SAMPLE_PASS_FAIL_TO_DD = 0xF3,
+    MSG_ID_TD_SEND_RO_PERMEATE_SAMPLE_DISPENSE_REQUEST_TO_DD = 0xF4,
+    MSG_ID_TD_DISINFECT_RESPONSE = 0xF5,
 
     // service/test CAN messages
     MSG_ID_FIRST_TD_TESTER_MESSAGE = 0x8000,                                        ///< First TD test message ID
@@ -587,6 +592,10 @@
     REQUEST_REJECT_REASON_CONFIRMATION_MISMATCH = 59,                               ///< Confirmed value does not match validated value
     REQUEST_REJECT_REASON_INVALID_TREATMENT_SUB_STATE = 60,                         ///< Request is not allowed in current treatment sub-state
     REQUEST_REJECT_REASON_MODALITY_MISMATCH = 61,                                   ///< Mismatched modality (Rx entered vs reatment initiation modality )
+    REQUEST_REJECT_REASON_FP_BUSY = 62,                                             ///< Treatment cannot initiate if FP is busy
+    REQUEST_REJECT_REASON_FP_SERVICE_IS_DUE = 63,                                   ///< FP service is due
+    REQUEST_REJECT_REASON_DD_TEMPERATURE_OUT_OF_RANGE = 64,                         ///< DD temperature too high
+    REQUEST_REJECT_REASON_DD_BUSY = 65,                                             ///< Treatment cannot initiate if DD is busy
     NUM_OF_REQUEST_REJECT_REASONS                                                   ///< Number of settings change reject codes
 };
 typedef enum Request_Reject_Reasons REQUEST_REJECT_REASON_CODE_T;                   ///< Type for settings change rejection reason codes enumeration