Index: firmware/App/Controllers/RinsePump.c
===================================================================
diff -u -r72802c396f436d451920fc3be5f2e351b5a2ea73 -r19e7bd61fff3d243caecd59e83dd4b1782fa6621
--- firmware/App/Controllers/RinsePump.c	(.../RinsePump.c)	(revision 72802c396f436d451920fc3be5f2e351b5a2ea73)
+++ firmware/App/Controllers/RinsePump.c	(.../RinsePump.c)	(revision 19e7bd61fff3d243caecd59e83dd4b1782fa6621)
@@ -317,11 +317,16 @@
         U08* payloadPtr = message->payload;
 
         memcpy( &rinsePumpOnOff, payloadPtr, sizeof( U32 ) );
-        rinsePumpState = ( 0 == rinsePumpOnOff ? RINSE_PUMP_STATE_OFF : RINSE_PUMP_STATE_ON );
 
-        setRinsePumpState( rinsePumpState );
+        if ( ( OFF == rinsePumpOnOff ) || ( ON == rinsePumpOnOff ) )
+        {
+            // Only On or Off requests are accepted
+            rinsePumpState = ( OFF == rinsePumpOnOff ? RINSE_PUMP_STATE_OFF : RINSE_PUMP_STATE_ON );
 
-        result = TRUE;
+            setRinsePumpState( rinsePumpState );
+
+            result = TRUE;
+        }
     }
 
     return result;