Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r0dae1be6e134cb4f1290a900f17e47258614fcaa -r64de6ef50dbab17711a5e93d29a47e83956fb7bf
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 0dae1be6e134cb4f1290a900f17e47258614fcaa)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 64de6ef50dbab17711a5e93d29a47e83956fb7bf)
@@ -1613,6 +1613,10 @@
                 handleTestFansRPMAlarmStartTimeOffsetOverrideRequest( message );
                 break;
 
+            case MSG_ID_HD_FANS_DUTY_CYCLE_OVERRIDE:
+                handleSetFansDutyCycleOverrideRequest( message );
+                break;
+
             default:
                 // Unrecognized message ID received - ignore
                 break;