Index: DGDefs.h
===================================================================
diff -u -r26d52d21ce920c9460fa268903374a3aa7623c48 -r811deed4a156904f45a277c1c729bdaa23a741ca
--- DGDefs.h	(.../DGDefs.h)	(revision 26d52d21ce920c9460fa268903374a3aa7623c48)
+++ DGDefs.h	(.../DGDefs.h)	(revision 811deed4a156904f45a277c1c729bdaa23a741ca)
@@ -39,6 +39,8 @@
     DG_MODE_FLUS,                       ///< Flush mode
     DG_MODE_HEAT,                       ///< Heat Disinfect mode
     DG_MODE_CHEM,                       ///< Chemical Disinfect mode
+    DG_MODE_CHFL,                       ///< Chemical Disinfect Flush mode
+    DG_MODE_HCOL,                       ///< Heat disinfect cooling mode
     DG_MODE_NLEG,                       ///< Not legal - an illegal mode transition occurred
     NUM_OF_DG_MODES                     ///< Number of DG operation modes
 };
@@ -341,6 +343,24 @@
 /**@}*/
 
 /**
+ *  @addtogroup DGHeatDisinfectActiveCoolMode
+ *  @{
+ */
+
+/// Enumeration of heat disinfect active cool mode states.
+enum DG_Heat_Cool_States
+{
+    DG_HEAT_DISINFECT_ACTIVE_COOL_STATE_START = 0,               ///< Heat disinfect active cool, start mode state
+    DG_HEAT_DISINFECT_ACTIVE_COOL_STATE_COOL_DOWN_RO_FILTER,     ///< Heat disinfect active cool, cool down RO filter state
+    DG_HEAT_DISINFECT_ACTIVE_COOL_STATE_CANCEL_BASIC_PATH,       ///< Heat disinfect active cool, cancel mode basic path state
+    DG_HEAT_DISINFECT_ACTIVE_COOL_STATE_COMPLETE,                ///< Heat disinfect active cool, complete state
+    NUM_OF_DG_HEAT_DISINFECT_ACTIVE_COOL_STATES                  ///< Number of heat disinfect mode states
+};
+typedef enum DG_Heat_Cool_States DG_HEAT_DISINFECT_ACTIVE_COOL_STATE_T;          ///< Type for DG heat disinfect active cool states enumeration
+
+/**@}*/
+
+/**
  *  @addtogroup DGChemicalDisinfectMode
  *  @{
  */