Index: firmware/App/DGCommon.h
===================================================================
diff -u -r9f5d2ce00deb3121935f43ea3824824576ca92da -r867521a9810f2218c34d96164fab614494a63f8d
--- firmware/App/DGCommon.h	(.../DGCommon.h)	(revision 9f5d2ce00deb3121935f43ea3824824576ca92da)
+++ firmware/App/DGCommon.h	(.../DGCommon.h)	(revision 867521a9810f2218c34d96164fab614494a63f8d)
@@ -56,7 +56,7 @@
 //    #define NEW_FMD_FLOW_SENSOR             1            // Not needed
     #define DISABLE_HEATERS_EFFICIENCY      1
     #define DISABLE_DISINFECT_CONDUCTIVITY 1           // Implement
-    #define DISABLE_CONC_PUMPS             1
+//    #define DISABLE_CONC_PUMPS             1
 //    #define DISABLE_CAP_SWITCHES            1           // Implement
     #define DISABLE_UV_REACTORS             1