Index: firmware/App/Modes/ModeFill.c
===================================================================
diff -u -r14b5aa8a0cd9584dbd42cfb6c6f040d890567d06 -rb28aa87957d9f1e5918f68dfebfffb881b80582c
--- firmware/App/Modes/ModeFill.c	(.../ModeFill.c)	(revision 14b5aa8a0cd9584dbd42cfb6c6f040d890567d06)
+++ firmware/App/Modes/ModeFill.c	(.../ModeFill.c)	(revision b28aa87957d9f1e5918f68dfebfffb881b80582c)
@@ -562,8 +562,10 @@
  *************************************************************************/
 void setMinRORejectionRatioPCT( U32 roRejectionRatio )
 {
+    U32 priorMinRORejectionRatio = minRORejectionRatioPCTFromHD;
+
     minRORejectionRatioPCTFromHD = roRejectionRatio;
-    SEND_EVENT_WITH_2_U32_DATA( DG_EVENT_MIN_RO_REJECTION_RATIO_PCT_FROM_HD_INSTIT_RECORD, minRORejectionRatioPCTFromHD, 0 )
+    SEND_EVENT_WITH_2_U32_DATA( DG_EVENT_MIN_RO_REJECTION_RATIO_PCT_FROM_HD_INSTIT_RECORD, priorMinRORejectionRatio, minRORejectionRatioPCTFromHD )
 }
 
 /*********************************************************************//**