Index: firmware/App/DDCommon.h
===================================================================
diff -u -r0364071db4c8926d495957b04f1693a1f3b4186a -r2e89a75592087ba15cae7070a92173e9f1efa8fe
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 0364071db4c8926d495957b04f1693a1f3b4186a)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 2e89a75592087ba15cae7070a92173e9f1efa8fe)
@@ -33,9 +33,6 @@
 #ifndef _VECTORCAST_
 //    #define TASK_TIMING_OUTPUT_ENABLED      1           // Re-purposes alarm lamp pins for task timing
 
-//flag to check PT100 use in calculations
-//#define USE_PT_100              1
-
 //Uncomment the below line for new dosing pump testing
 //#define __PUMPTEST__            1
 
@@ -46,7 +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 barometric pressure sensor reading available
 //#define __BARO_PRES_SENSOR__      1