Index: firmware/App/Controllers/AirTrap.c
===================================================================
diff -u -r088147dd07e3a57cf30f90eb15833c3e088e9d61 -r32f186b89a400b3e69bae55ba94b0a1b2df940c1
--- firmware/App/Controllers/AirTrap.c	(.../AirTrap.c)	(revision 088147dd07e3a57cf30f90eb15833c3e088e9d61)
+++ firmware/App/Controllers/AirTrap.c	(.../AirTrap.c)	(revision 32f186b89a400b3e69bae55ba94b0a1b2df940c1)
@@ -457,6 +457,11 @@
 {
     AIR_TRAP_STATE_T result = AIR_TRAP_VALVE_OPEN_STATE;
 
+    if ( VALVE_POSITION_B_OPEN == getValvePosition( VBV ) )
+    {
+        setValvePosition( VBV, VALVE_POSITION_C_CLOSE );
+    }
+
     // Transition to manual valve control state when requested
     if ( TRUE == pendingStopAirTrapController )
     {