Index: DGDefs.h
===================================================================
diff -u -rfa86eb99ffe95ff28d95c52930e84defab4b600b -r71621935c41bd3bf58a4eab37dce55ed4df01a9c
--- DGDefs.h	(.../DGDefs.h)	(revision fa86eb99ffe95ff28d95c52930e84defab4b600b)
+++ DGDefs.h	(.../DGDefs.h)	(revision 71621935c41bd3bf58a4eab37dce55ed4df01a9c)
@@ -174,8 +174,7 @@
 /// Enumeration of fill mode states.
 enum DG_Fill_Mode_States
 {
-    DG_FILL_MODE_STATE_START = 0,                       ///< Start fill mode state
-    DG_FILL_MODE_STATE_TEST_INLET_WATER,                ///< Test inlet water quality state
+    DG_FILL_MODE_STATE_TEST_INLET_WATER = 0,            ///< Test inlet water quality state
     DG_FILL_MODE_STATE_PRIME_CONCENTRATE_LINES,         ///< Prime the acid and bicarb concentrate lines
     DG_FILL_MODE_STATE_FLUSH_BUBBLES,                   ///< Flush the bubbles in the lines state
     DG_FILL_MODE_STATE_TEST_BICARB_CONDUCTIVITY,        ///< Test the conductivity range of the bicarb concentrate state