Index: firmware/App/DDCommon.h
===================================================================
diff -u -ree8b7e016d8c3d48c1c53d142cc7494d6c29ce80 -r2332d35e7db7dd3b4b58e79433ebcf9fd28a1544
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision ee8b7e016d8c3d48c1c53d142cc7494d6c29ce80)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 2332d35e7db7dd3b4b58e79433ebcf9fd28a1544)
@@ -45,6 +45,9 @@
 //Uncomment below for dialysate pump PI testing
 //#define __PITEST__              1
 
+//Uncomment below if diener concentrate pump used
+#define __DIENER_CONC_PUMP__      1
+
 //Uncomment below to disable heaters debug message
 #define __HEATERS_DEBUG__         1