Index: firmware/App/DDCommon.h
===================================================================
diff -u -r399c6b8efe0bf5ca7f5afb0aa0bc38c557fa36be -r2a1296e1269e7c36dd07cb0f39b70b742f6de405
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 399c6b8efe0bf5ca7f5afb0aa0bc38c557fa36be)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 2a1296e1269e7c36dd07cb0f39b70b742f6de405)
@@ -40,7 +40,7 @@
 //#define __PITEST__              1
 
 //Uncomment below if diener concentrate pump used
-//#define __DIENER_CONC_PUMP__      1
+#define __DIENER_CONC_PUMP__      1
 
 //Uncomment below if beta hardware is used
 //#define __BETA_HW_VER__           1