Index: firmware/App/Controllers/PermeateTank.h
===================================================================
diff -u -r8e72441bc5cd51272b1dc6b14d6c95b4888d6301 -r6dd382e3988fac2f9ee041b4738d67305e17a6a2
--- firmware/App/Controllers/PermeateTank.h	(.../PermeateTank.h)	(revision 8e72441bc5cd51272b1dc6b14d6c95b4888d6301)
+++ firmware/App/Controllers/PermeateTank.h	(.../PermeateTank.h)	(revision 6dd382e3988fac2f9ee041b4738d67305e17a6a2)
@@ -37,25 +37,28 @@
 typedef enum PermeateTank_States
 {
     PERMEATE_TANK_INIT_STATE = 0,                                ///< Initialization state.
-    PERMEATE_TANK_MANUAL_CONTROL_STATE,                          ///< Manually control air trap valve state.
-    PERMEATE_TANK_FILL_STATE,                                    ///< Raise level state.
-    PERMEATE_TANK_FULL_STATE,                                    ///< Lower level state.
-    NUM_OF_PERMEATE_TANK_STATES                                  ///< Number of air trap controller states.
+    PERMEATE_TANK_MANUAL_CONTROL_STATE,                          ///< Manually control permeate valve state.
+    PERMEATE_TANK_FILL_STATE,                                    ///< Tank fill state
+    PERMEATE_TANK_FULL_STATE,                                    ///< Tank full state.
+    NUM_OF_PERMEATE_TANK_STATES                                  ///< Number of permeate tank controller states.
 } PERMEATE_TANK_STATE_T;
 
-// ********** public data **********
+/// Permeate Tank data record.
+typedef struct
+{
+    U32 tankState;                                               ///< Permeate Tank current state.
+} PERMEATE_TANK_DATA_T;
 
-
 // ********** public function prototypes **********
 
 void initPermeateTank(void);
 void resetPermeateTank( void );
 void execPermeateTankController(void);
-void execPermeateTankMonitor( void );
 
 void startPermeateTankControl( void );
 void endPermeateTankControl( void );
 BOOL isPermeateTankControlling( void );
+PERMEATE_TANK_STATE_T getPermeateTankState( void );
 
 BOOL testPermeateTankDataPublishIntervalOverride( MESSAGE_T *message );
 BOOL testSetPermeateTankControl( MESSAGE_T *message );