Index: DDDefs.h
===================================================================
diff -u -r622c6745b1adaeff233e57a3779757b12d60b08c -r95b26747824594c0e36cb198002c61660a575a22
--- DDDefs.h	(.../DDDefs.h)	(revision 622c6745b1adaeff233e57a3779757b12d60b08c)
+++ DDDefs.h	(.../DDDefs.h)	(revision 95b26747824594c0e36cb198002c61660a575a22)
@@ -379,7 +379,7 @@
     D3_VALV,                                      ///< Valve Hydraulics Inlet (D3)
     D80_VALV,                                     ///< Valve Dry Bicarb (D80)
     D81_VALV,                                     ///< Valve De-scaler (D81)
-    D85_VALV,                                     ///< Valve Dry - Bicarb (D85)
+    D85_VALV,                                     ///< Valve DryBicart vent (D85)
     LAST_HYD_VALVE = D85_VALV,                    ///< End of Hydraulics valve of group
     FIRST_BC_VALVE,                               ///< Start of Balancing Chamber valve group
     D23_VALV = FIRST_BC_VALVE,                    ///< Balancing chamber Valve 1 (D23)
@@ -487,6 +487,32 @@
 };
 typedef enum Spent_Chamber_Fill_Exec_States SPENT_CHAMBER_FILL_EXEC_STATE_T;  ///< Type for spent chamber fill exec state enumeration
 
+
+/// Enumeration of DryBicart fill exec states.
+enum Dry_Bicart_Fill_Exec_States
+{
+    DRY_BICART_START_STATE = 0,                                      ///< Initial state of dry bicart fill
+    DRY_BICART_FILL_WATER_START_STATE,                               ///< Dry bicart fill start state
+    DRY_BICART_FILL_WATER_END_STATE,                                 ///< Dry bicart fill end state
+    DRY_BICART_DEGAS_START_STATE,                                    ///< Dry bicart vent start state
+    DRY_BICART_DEGAS_END_STATE,                                      ///< Dry bicart vent end state
+    DRY_BICART_FILL_DURATION_CHECK_STATE,                            ///< Dry bicart fill duration check state
+    DRY_BICART_FILL_COMPLETE_STATE,                                  ///< Dry bicart fill complete state
+    NUM_OF_DRY_BICART_FILL_EXEC_STATES                               ///< Number of dry bicart fill states
+};
+typedef enum Dry_Bicart_Fill_Exec_States DRY_BICART_FILL_EXEC_STATE_T;  ///< Type for dry bicart fill exec state enumeration
+
+/// Enumeration of Bicarb chamber fill exec states.
+enum Bicarb_Chamber_F_Fill_Exec_States
+{
+    BICARB_CHAMBER_START_STATE = 0,                                  ///< Initial state of Chamber F fill
+    BICARB_CHAMBER_CHECK_LEVEL_STATE,                                ///< Bicarb Chamber check level state
+    BICARB_CHAMBER_FILL_STATE,                                       ///< Bicarb Chamber fill start state
+    BICARB_CHAMBER_PRESSURE_CHECK_STATE,                             ///< Bicarb Chamber pressure check start state
+    NUM_OF_BICARB_CHAMBER_FILL_EXEC_STATES                           ///< Number of Bicarb chamber fill state
+};
+typedef enum Bicarb_Chamber_F_Fill_Exec_States BICARB_CHAMBER_FILL_EXEC_STATE_T;  ///< Type for bicarb chamber fill exec state enumeration
+
 /**@}*/
 
 #endif
Index: MsgDefs.h
===================================================================
diff -u -r622c6745b1adaeff233e57a3779757b12d60b08c -r95b26747824594c0e36cb198002c61660a575a22
--- MsgDefs.h	(.../MsgDefs.h)	(revision 622c6745b1adaeff233e57a3779757b12d60b08c)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 95b26747824594c0e36cb198002c61660a575a22)
@@ -141,6 +141,7 @@
     MSG_ID_TD_DATE_AND_TIME_RESPONSE = 0x6D,                                        ///< TD date and time response
     MSG_ID_DD_DATE_AND_TIME_REQUEST = 0x6E,                                         ///< DD date and time request
     MSG_ID_DD_DATE_AND_TIME_RESPONSE = 0x6F,                                        ///< DD date and time response
+    MSG_ID_DD_DRY_BICART_DATA = 0x70,                                               ///< DD dry bicart data
     MSG_ID_FP_RO_REJECTION_RATIO_DATA = 0x71,                                       ///< FP broadcast RO Rejection ratio data
     MSG_ID_UI_PRESSURE_LIMITS_CHANGE_REQUEST = 0x72,                                ///< UI pressure limits change request
     MSG_ID_TD_PRESSURE_LIMITS_CHANGE_RESPONSE = 0x73,                               ///< TD pressure limits change response
@@ -353,7 +354,11 @@
     MSG_ID_DD_RINSE_PUMP_DATA_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xA053,           ///< DD rinse pump broadcast data override request
     MSG_ID_DD_RINSE_PUMP_PWM_PERCENT_OVERRIDE_REQUEST = 0xA054,                     ///< DD rinse pump PWM percent override request
     MSG_ID_DD_RINSE_PUMP_TURN_ON_OFF_REQUEST = 0xA055,                              ///< DD rinse pump turn on/off request
-    MSG_ID_DD_SET_CONDUCTIVITY_MODEL_REQUEST = 0xA056,                              ///< DD set conductivity model to conductivity sensors ( also applies to FP conductivity sensors )
+    MSG_ID_DD_SET_CONDUCTIVITY_MODEL_REQUEST = 0xA056,
+    MSG_ID_DD_DRY_BICART_DATA_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xA057,           ///< DD dry bicart broadcast data overrride request
+    MSG_ID_DD_DRY_BICART_FILL_CYCLE_MAX_OVERRIDE_REQUEST = 0xA058,                  ///< DD dry bicart fill cycle max count overrride request
+    MSG_ID_DD_DRY_BICART_FILL_REQUEST_OVERRIDE_REQUEST = 0xA059,                    ///< DD dry bicart fill request overrride request
+    MSG_ID_DD_BICARB_CHAMBER_FILL_REQUEST_OVERRIDE_REQUEST = 0xA05A,                ///< DD bicarb chamber fill request overrride request
 
     MSG_ID_FIRST_FP_TESTER_MESSAGE = 0xB000,                                        ///< First FP test message ID
     MSG_ID_FP_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_FP_TESTER_MESSAGE,                ///< FP tester log-in