Index: firmware/App/DGCommon.h
===================================================================
diff -u -r5e082efea18e3a7212c6af11905289c6d78f2b57 -r660f3b22a74ed75b9150ad4025687b93f766de90
--- firmware/App/DGCommon.h	(.../DGCommon.h)	(revision 5e082efea18e3a7212c6af11905289c6d78f2b57)
+++ firmware/App/DGCommon.h	(.../DGCommon.h)	(revision 660f3b22a74ed75b9150ad4025687b93f766de90)
@@ -57,6 +57,7 @@
     #define DISABLE_HEATERS_EFFICIENCY      1
     #define DISABLE_HEAT_DISINFECT_CONDUCTIVITY 1           // Implement
 //    #define DISABLE_CONC_PUMPS             1
+    #define DISABLE_UV_REACTORS              1
 
     // Turn these flags on to disable dialysate mixing
     #define DISABLE_DIALYSATE_CHECK         1  // Disabled for Tom  // Implement