Index: firmware/App/Monitors/Level.h
===================================================================
diff -u -rc85d9f0a8023fabdf1cd557965958d225e2b9085 -r313982ccc772f1bbe182877dff7e00381b04e0f4
--- firmware/App/Monitors/Level.h	(.../Level.h)	(revision c85d9f0a8023fabdf1cd557965958d225e2b9085)
+++ firmware/App/Monitors/Level.h	(.../Level.h)	(revision 313982ccc772f1bbe182877dff7e00381b04e0f4)
@@ -35,29 +35,28 @@
 /// DD floater and level sensor enumeration
 typedef enum level_names
 {
-    FLOATER_1 = 0,                      ///< floater switch low to medium status
-    FLOATER_2,                          ///< floater switch medium to high status
-    BICARB_LEVEL,                       ///< bicarb level low or high status
-    SPENT_DIALYSATE_LEVEL,              ///< Spent dialysate air separation chamber level low or high status
+    D6_LEVL = 0,                        ///< floater switch low, medium and high status
+    D63_LEVL,                           ///< bicarb level low or high status
+    D46_LEVL,                           ///< Spent dialysate air separation chamber level low or high status
     NUM_OF_LEVELS                       ///< Number of levels
 } LELVEL_T;
 
 /// floater and level sensor states.
 typedef enum level_States
 {
-    STATE_LOW = 0,                      ///< Low level
-    STATE_HIGH,                         ///< High level
-    STATE_MEDIUM,                       ///< Medium level
-    NUM_OF_LEVELS_STATES                ///< Number of level states
+    LEVEL_STATE_LOW = 0,                 ///< Low level
+    LEVEL_STATE_HIGH,                    ///< High level
+    LEVEL_STATE_MEDIUM,                  ///< Medium level
+    LEVEL_STATE_ILLEGAL,                 ///< Illegal level
+    NUM_OF_LEVELS_STATES                 ///< Number of level states
 } LEVEL_STATE_T;
 
 /// DD floater and level sensor data publish structure
 typedef struct
 {
-    U32 floater1Level;                  ///< Floater 1 level
-    U32 floater2Level;                  ///< Floater 2 level
-    U32 bicarbLevel;                    ///< Bicarb level
-    U32 spentDialysateLevel;            ///< Spent dialysate level
+    U32 d6Level;                        ///< Floater level
+    U32 d63Level;                       ///< Bicarb level
+    U32 d46Level;                       ///< Spent dialysate level
 } LEVEL_DATA_T;
 
 // ********** public function prototypes **********