Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -r6081643fbc7826ec53b9eb158481bdce6799ef7e -rd05da32de9bf531668c7f6dcdccb6a99432d479f
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 6081643fbc7826ec53b9eb158481bdce6799ef7e)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision d05da32de9bf531668c7f6dcdccb6a99432d479f)
@@ -1222,7 +1222,7 @@
             *rejReason = REQUEST_REJECT_REASON_DG_FILTER_FLUSH_HAS_BEEN_EXPIRED;
         }
 
-        if ( ( FALSE == isBasicFlushValid ) && ( FALSE == isChemFlushValid ) && ( FALSE == isHeatDisCoolFlushValid ) )
+        if ( ( FALSE == isHeatDisValid ) && ( FALSE == isChemFlushComplete ) )
         {
             *rejReason = REQUEST_REJECT_REASON_DG_DISINFECT_HAS_BEEN_EXPIRED;
         }