Index: HDDefs.h
===================================================================
diff -u -r23a14171a61f2afeaa58902360af3983e80ed8d9 -reccf72b0e078c7044698c5b6420445e26f674a92
--- HDDefs.h	(.../HDDefs.h)	(revision 23a14171a61f2afeaa58902360af3983e80ed8d9)
+++ HDDefs.h	(.../HDDefs.h)	(revision eccf72b0e078c7044698c5b6420445e26f674a92)
@@ -94,7 +94,10 @@
 enum HD_Standby_States
 {
     STANDBY_START_STATE = 0,                            ///< Start standby
-    STANDBY_WAIT_FOR_TREATMENT_STATE,                   ///< Wait for treatment
+    STANDBY_WAIT_FOR_TREATMENT_STATE,                   ///< Wait for treatment
+    STANDBY_DG_FLUSH_IN_PROGRESS_STATE,                 ///< DG flush operation is in progress
+    STANDBY_DG_HEAT_DISINFECT_IN_PROGRESS_STATE,        ///< DG heat disinfection operation is in progress
+    STANDBY_DG_CHEM_DISINFECT_IN_PROGRESS_STATE,        ///< DG chemical disinfection operation is in progress
     NUM_OF_STANDBY_STATES                               ///< Number of standby states (sub-modes)
 };
 typedef enum HD_Standby_States HD_STANDBY_STATE_T;      ///< Type for HD standby states enumeration