Index: firmware/App/Controllers/PermeateTank.c
===================================================================
diff -u -r846073b88a25474464d43b4c0e8f300b52021f96 -ra4f89c8a38b6c77baaa141b38045b511b1887a21
--- firmware/App/Controllers/PermeateTank.c	(.../PermeateTank.c)	(revision 846073b88a25474464d43b4c0e8f300b52021f96)
+++ firmware/App/Controllers/PermeateTank.c	(.../PermeateTank.c)	(revision a4f89c8a38b6c77baaa141b38045b511b1887a21)
@@ -43,7 +43,6 @@
 static OVERRIDE_U32_T permeateTankPublishInterval;          ///< Interval (in ms) at which to publish permeate tank data to CAN bus.
 static BOOL pendingStartPermeateTankController;             ///< Flag indicates an air trap controller start request is pending.
 static BOOL pendingStopPermeateTankController;              ///< Flag indicates an air trap controller stop request is pending.
-static U32 tankFullDelayTime;                               ///< Time stamp to track delay before valve switch.
 
 // ********** private function prototypes **********
 
@@ -68,7 +67,6 @@
     permeateTankPublishInterval.ovData = PERMEATE_TANK_PUMP_DATA_PUB_INTERVAL;
     permeateTankPublishInterval.ovInitData = PERMEATE_TANK_PUMP_DATA_PUB_INTERVAL;
     permeateTankPublishInterval.override = OVERRIDE_RESET;
-    tankFullDelayTime = 0;
 }
 
 /*********************************************************************//**
@@ -274,10 +272,7 @@
     }
     else if ( level == LEVEL_STATE_LOW )
     {
-        if ( TRUE == didTimeout( tankFullDelayTime, PERMEATE_TANK_FULL_SWITCH_MS ) )
-        {
-            state = PERMEATE_TANK_FILL_STATE;
-        }
+        state = PERMEATE_TANK_FILL_STATE;
     }
 
     return state;
@@ -321,7 +316,6 @@
             setValveState( P34_VALV, VALVE_STATE_CLOSED );
             setValveState( P37_VALV, VALVE_STATE_CLOSED );
             setValveState( P39_VALV, VALVE_STATE_CLOSED );
-            tankFullDelayTime = getMSTimerCount();
             break;
 
         default: