Index: firmware/App/Monitors/Level.h
===================================================================
diff -u -rae7a7f0dc06fd31a53b0db564d515ce4c39acf67 -r98865667298d58132b40bceda1305b6bbc2204e0
--- firmware/App/Monitors/Level.h	(.../Level.h)	(revision ae7a7f0dc06fd31a53b0db564d515ce4c39acf67)
+++ firmware/App/Monitors/Level.h	(.../Level.h)	(revision 98865667298d58132b40bceda1305b6bbc2204e0)
@@ -67,6 +67,7 @@
     U32 d6Level;                        ///< Floater level
     U32 d63Level;                       ///< Bicarb upper level
     U32 d98Level;                       ///< Bicarb lower level
+    U32 bicarbLevel;                    ///< Bicarb chamber level combination ( D63 + D98 )
     U32 d46Level;                       ///< Spent dialysate level
 } DD_LEVEL_DATA_T;
 
@@ -81,6 +82,7 @@
 void initLevels( void );
 void execLevels( void );
 LEVEL_STATE_T getLevelStatus( LEVEL_T levelId );
+LEVEL_STATE_T getBicarbChamberLevelStatus( void );
 
 BOOL testLevelsDataPublishIntervalOverride( MESSAGE_T *message );
 BOOL testLevelStatusOverride( MESSAGE_T *message );