Index: firmware/App/Modes/ModePreTreat.c
===================================================================
diff -u -r34d0843fa73e79ba3b085dd4aaa393a1ec126fd4 -ref398e685d6cfbdcb8c18fd9319819672c6c9d89
--- firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 34d0843fa73e79ba3b085dd4aaa393a1ec126fd4)
+++ firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision ef398e685d6cfbdcb8c18fd9319819672c6c9d89)
@@ -925,9 +925,14 @@
 
     if ( TRUE == fillReservoirOneStartRequested )
     {
-        fillReservoirOneStartRequested = FALSE;
-        state = PRE_TREATMENT_RESERVOIR_MGMT_DRAIN_CMD_STATE;
-        cmdSetDGActiveReservoir( DG_RESERVOIR_2 );
+        DG_SWITCH_RSRVRS_CMD_T rsrvrCmd;
+
+        rsrvrCmd.reservoirID            = (U32)DG_RESERVOIR_2;
+        rsrvrCmd.useLastTrimmerHeaterDC = FALSE;
+        fillReservoirOneStartRequested  = FALSE;
+        state                           = PRE_TREATMENT_RESERVOIR_MGMT_DRAIN_CMD_STATE;
+
+        cmdSetDGActiveReservoir( &rsrvrCmd );
     }
 
     return state;
@@ -1142,14 +1147,24 @@
                 else
 #endif
                 {
+                    DG_SWITCH_RSRVRS_CMD_T rsrvrCmd;
+
+                    rsrvrCmd.reservoirID                     = (U32)DG_RESERVOIR_1;
+                    rsrvrCmd.useLastTrimmerHeaterDC          = FALSE;
                     reservoirFlushedStatus[ DG_RESERVOIR_1 ] = TRUE;
-                    cmdSetDGActiveReservoir( DG_RESERVOIR_1 );
+
+                    cmdSetDGActiveReservoir( &rsrvrCmd );
                 }
             }
             else
             {
+                DG_SWITCH_RSRVRS_CMD_T rsrvrCmd;
+
+                rsrvrCmd.reservoirID                     = (U32)DG_RESERVOIR_2;
+                rsrvrCmd.useLastTrimmerHeaterDC          = FALSE;
                 reservoirFlushedStatus[ DG_RESERVOIR_2 ] = TRUE;
-                cmdSetDGActiveReservoir( DG_RESERVOIR_2 );
+
+                cmdSetDGActiveReservoir( &rsrvrCmd );
             }
         }
     }