Index: firmware/App/Modes/ModePreTreat.c
===================================================================
diff -u -r7de21ac8b699cafdfeaefbf2c062c3e21bcc956d -r4031344a26897fb4adc74da2bdc3bd31d414b262
--- firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 7de21ac8b699cafdfeaefbf2c062c3e21bcc956d)
+++ firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 4031344a26897fb4adc74da2bdc3bd31d414b262)
@@ -8,7 +8,7 @@
 * @file    ModePreTreat.c
 *
 * @author  (last)      Michael Garthwaite
-* @date    (last)      19-Oct-2022
+* @date    (last)      28-Oct-2022
 *
 * @author  (original)  Dara Navaei
 * @date    (original)  05-Nov-2019
@@ -1217,9 +1217,8 @@
         DG_SWITCH_RSRVRS_CMD_T rsrvrCmd;
 
         rsrvrCmd.reservoirID            = (U32)inactiveReservoir;
-        rsrvrCmd.useLastTrimmerHeaterDC = FALSE;
-
-        state = PRE_TREATMENT_RESERVOIR_MGMT_WAIT_FOR_RESERVOIR_SWITCH_STATE;
+        rsrvrCmd.useLastTrimmerHeaterDC = TRUE;
+        state                           = PRE_TREATMENT_RESERVOIR_MGMT_WAIT_FOR_RESERVOIR_SWITCH_STATE;
         cmdSetDGActiveReservoir( &rsrvrCmd );
     }