Index: firmware/App/Modes/PreTreatmentRecirc.c
===================================================================
diff -u -r38355442b06187fe5d57deca647b3adf2fa26b89 -r3944e8bb0c4740c8d2109b3530b6814d9d8e4cfc
--- firmware/App/Modes/PreTreatmentRecirc.c	(.../PreTreatmentRecirc.c)	(revision 38355442b06187fe5d57deca647b3adf2fa26b89)
+++ firmware/App/Modes/PreTreatmentRecirc.c	(.../PreTreatmentRecirc.c)	(revision 3944e8bb0c4740c8d2109b3530b6814d9d8e4cfc)
@@ -68,7 +68,7 @@
     preTxRecircStartTime = getMSTimerCount();
     recircTOWarningGiven = FALSE;
     recircTOAlarmGiven = FALSE;
-
+    setCurrent4thLevelState( NO_SUB_STATE );
     resetPreTreatmentRecircFlags();
 }