Index: firmware/App/Controllers/Valves.c
===================================================================
diff -u -r9bf209fc5813b7e806f51f408ece77174a336c9b -rcb832b3a86cc2a3147e8447f33fc99f34a2b0011
--- firmware/App/Controllers/Valves.c	(.../Valves.c)	(revision 9bf209fc5813b7e806f51f408ece77174a336c9b)
+++ firmware/App/Controllers/Valves.c	(.../Valves.c)	(revision cb832b3a86cc2a3147e8447f33fc99f34a2b0011)
@@ -306,9 +306,12 @@
     BOOL result = FALSE;
 
     if ( valve < NUM_OF_VALVES )
-    {
-        valvesStatus[ valve ].hasHomingBeenRequested = TRUE;
-        result = TRUE;
+    {   // If haven't already homed the valves, home the valves
+        if ( valvesStatus[ valve ].hasValveBeenHomed != TRUE )
+        {
+            valvesStatus[ valve ].hasHomingBeenRequested = TRUE;
+            result = TRUE;
+        }
     }
     else
     {