Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r497dc26e76083742903525aab1490a6900e94969 -r01d37b6dbd51a2c55ba9bc565e22a222f5df1017
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 497dc26e76083742903525aab1490a6900e94969)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 01d37b6dbd51a2c55ba9bc565e22a222f5df1017)
@@ -1052,6 +1052,10 @@
             handleStartStopDGHeatDisinfect( message );
             break;
 
+        case MSG_ID_DG_START_STOP_CHEM_DISINFECT:
+            handleStartStopDGChemicalDisinfect( message );
+            break;
+
         default:
             // unrecognized message ID received - ok, ignore - may be a test message handled below
             break;