Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -rb8f298547eb578000b3ff3cf55732fda7a689ce0 -r72bca5d2e489fa253f3bdfdb254261a32c7a0c19
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision b8f298547eb578000b3ff3cf55732fda7a689ce0)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 72bca5d2e489fa253f3bdfdb254261a32c7a0c19)
@@ -1268,6 +1268,12 @@
                 handleTestDGHeatersDutyCycleOverrideRequest( message );
                 break;
 
+#ifndef _RELEASE_
+            case MSG_ID_DG_NELSON_DISINFECT_SUPPORT:
+                handleTestDGNelsonDisinfectSupport( message );
+                break;
+#endif
+
             default:
                 // TODO - unrecognized message ID received - ignore
                 break;