Index: firmware/App/Modes/OperationModes.c
===================================================================
diff -u -reef41b7363d82763095a1317f1757f360f0d9ec1 -r835a6bfc7aa050b34e5fe24ca3ac3a14d1d36cd2
--- firmware/App/Modes/OperationModes.c	(.../OperationModes.c)	(revision eef41b7363d82763095a1317f1757f360f0d9ec1)
+++ firmware/App/Modes/OperationModes.c	(.../OperationModes.c)	(revision 835a6bfc7aa050b34e5fe24ca3ac3a14d1d36cd2)
@@ -319,9 +319,9 @@
         case MODE_STAN:
             signalAlarmActionToStandbyMode( action );
             break;
-//        case MODE_PRET:
-//            signalAlarmActionToPreTreatmentMode( action );
-//            break;
+        case MODE_PRET:
+            signalAlarmActionToPreTreatmentMode( action );
+            break;
         case MODE_TREA:
             signalAlarmActionToTreatmentMode( action );
             break;