Index: firmware/App/DDCommon.h
===================================================================
diff -u -rab9df65fbbb4f8387a5f2c0e7aa26bd234843150 -r387ea33c2e45705550905bc1a97e13db1cc95bf8
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision ab9df65fbbb4f8387a5f2c0e7aa26bd234843150)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 387ea33c2e45705550905bc1a97e13db1cc95bf8)
@@ -43,7 +43,7 @@
 //#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