Index: firmware/App/Modes/OperationModes.h
===================================================================
diff -u -rf43eb1e9e0803776ec7420b16e1db8760b020bd9 -r138efd92a8645e0d2fe422409ef5a33dd2929a25
--- firmware/App/Modes/OperationModes.h	(.../OperationModes.h)	(revision f43eb1e9e0803776ec7420b16e1db8760b020bd9)
+++ firmware/App/Modes/OperationModes.h	(.../OperationModes.h)	(revision 138efd92a8645e0d2fe422409ef5a33dd2929a25)
@@ -38,10 +38,12 @@
     MODE_INIT,                ///< Initialization & POST mode.
     MODE_STAN,                ///< Standby mode - connected to HD.
     MODE_SOLO,                ///< Standby Solo mode - no HD connected.
+    MODE_CIRC,                ///< Re-circulate mode.
     MODE_FILL,                ///< Fill mode.
     MODE_DRAI,                ///< Drain mode.
     MODE_FLUS,                ///< Flush mode.
     MODE_DISI,                ///< Disinfect mode.
+    MODE_CHEM,                ///< Chemical Disinfect mode.
     MODE_NLEG,                ///< Not legal - an illegal mode transition occurred.
     NUM_OF_MODES
 } OP_MODE;