Index: DDDefs.h
===================================================================
diff -u -r8842f7cf3db2811c551af36f3d9577adcbed89e6 -r29c7246fc2d2ff4907401a4c67285679f5089241
--- DDDefs.h	(.../DDDefs.h)	(revision 8842f7cf3db2811c551af36f3d9577adcbed89e6)
+++ DDDefs.h	(.../DDDefs.h)	(revision 29c7246fc2d2ff4907401a4c67285679f5089241)
@@ -7,8 +7,8 @@
 *
 * @file    DDDefs.h
 *
-* @author  (last)      Arpita Srivastava
-* @date    (last)      13-Jul-2026
+* @author  (last)      Jashwant Gantyada
+* @date    (last)      29-Jul-2026
 *
 * @author  (original)  Sean Nash
 * @date    (original)  01-Aug-2024
@@ -334,7 +334,8 @@
     DD_EVENT_CPU_RAM_ERROR_STATUS,                                      ///< DD CPU RAM error
     DD_EVENT_BLOOD_LEAK_SELF_TEST_RESULT,                               ///< DD blood leak self test result
     DD_EVENT_BC_SWITCH_ONLY_MODE_CHANGE,                                ///< DD Balancing Chamber Switching Only status event
-    DD_EVENT_BC_STATE_CHANGE,                                           ///< Balancing chamber state switch event
+    DD_EVENT_BC_STATE_CHANGE,                                           ///< DD Balancing chamber state switch event
+    DD_EVENT_BC_FILL_TIMEOUT,                                           ///< DD Balancing chamber fill timeout event
     DD_EVENT_HEATER_STATE_CHANGE,                                       ///< DD heater state change event
     DD_EVENT_DRY_BICART_STATE_CHANGE,                                   ///< DD Dry Bicart State change event
     DD_EVENT_UF_PUMP_ON_OFF,                                            ///< DD UltraFiltration State change event
@@ -526,10 +527,10 @@
 enum Bicarb_Chamber_F_Fill_Exec_States
 {
     BICARB_CHAMBER_START_STATE = 0,                                  ///< Initial state of Chamber F fill
-    BICARB_CARTRIDGE_FILL_WATER_START_STATE,                         ///< Dry bicart fill water start state while dialysate delivery
-    BICARB_CARTRIDGE_FILL_WATER_END_STATE,                           ///< Dry bicart fill water end state while dialysate delivery
     BICARB_CHAMBER_SUPPLY_STATE,                                     ///< Bicarb Chamber fill start state
     BICARB_CHAMBER_PRESSURE_CHECK_STATE,                             ///< Bicarb Chamber pressure check start state
+    BICARB_CARTRIDGE_FILL_WATER_START_STATE,                         ///< Dry bicart fill water start state while dialysate delivery
+    BICARB_CARTRIDGE_FILL_WATER_END_STATE,                           ///< Dry bicart fill water end state while dialysate delivery
     BICARB_SUPPLY_VENT_START_STATE,                                  ///< Bicarb Chamber supply vent cartridge and Chamber F start state
     BICARB_SUPPLY_VENT_END_STATE,                                    ///< Bicarb Chamber supply vent cartridge and Chamber F end state
     NUM_OF_BICARB_CHAMBER_FILL_EXEC_STATES                           ///< Number of Bicarb chamber fill state