Index: firmware/App/Modes/PreTreatmentRecirc.c
===================================================================
diff -u -r34d0843fa73e79ba3b085dd4aaa393a1ec126fd4 -ref398e685d6cfbdcb8c18fd9319819672c6c9d89
--- firmware/App/Modes/PreTreatmentRecirc.c	(.../PreTreatmentRecirc.c)	(revision 34d0843fa73e79ba3b085dd4aaa393a1ec126fd4)
+++ firmware/App/Modes/PreTreatmentRecirc.c	(.../PreTreatmentRecirc.c)	(revision ef398e685d6cfbdcb8c18fd9319819672c6c9d89)
@@ -154,14 +154,19 @@
  *************************************************************************/
 static void setupPreTreatmentRecirculate( void )
 {
+    DG_SWITCH_RSRVRS_CMD_T rsrvrCmd;
+
+    rsrvrCmd.reservoirID            = (U32)DG_RESERVOIR_1;
+    rsrvrCmd.useLastTrimmerHeaterDC = FALSE;
+
     doorClosedRequired( TRUE, TRUE );
 
     setValvePosition( VDI, VALVE_POSITION_C_CLOSE );
     setValvePosition( VDO, VALVE_POSITION_C_CLOSE );
     setValvePosition( VBA, VALVE_POSITION_B_OPEN );
     setValvePosition( VBV, VALVE_POSITION_B_OPEN );
     setValveAirTrap( STATE_CLOSED );
-    cmdSetDGActiveReservoir( DG_RESERVOIR_1 );
+    cmdSetDGActiveReservoir( &rsrvrCmd );
     cmdStartDGTrimmerHeater();
     startAirTrapControl();