Index: firmware/App/Modes/SelfTests.c
===================================================================
diff -u -r6b9c66e070fe7cdab2c368c611fdc6b09b9fbf06 -r0a61f7fa5ff6945ebc2e507d8ecb71a652c38eaa
--- firmware/App/Modes/SelfTests.c	(.../SelfTests.c)	(revision 6b9c66e070fe7cdab2c368c611fdc6b09b9fbf06)
+++ firmware/App/Modes/SelfTests.c	(.../SelfTests.c)	(revision 0a61f7fa5ff6945ebc2e507d8ecb71a652c38eaa)
@@ -222,7 +222,6 @@
     signalBloodPumpHardStop();
     signalDialInPumpHardStop();
     signalDialOutPumpHardStop();
-    cmdStopDGTrimmerHeater();
 
     if ( TRUE == isAlarmActive( ALARM_ID_HD_SYRINGE_PUMP_NOT_ENOUGH_HEPARIN_ALARM ) )
     {
@@ -1812,7 +1811,6 @@
         if ( DG_CMD_REQUEST_REJECT_REASON_NONE == cmdResp.rejectCode )
         {
             setDialInPumpTargetFlowRate( DIP_FLOW_RATE_FIRST_DISPLACEMENT_ML_MIN, MOTOR_DIR_FORWARD, PUMP_CONTROL_MODE_OPEN_LOOP );
-            cmdStartDGTrimmerHeater();
             settleStartTime = getMSTimerCount();
             state           = WET_SELF_TESTS_FIRST_DISPLACEMENT_STATE;
         }
@@ -1847,7 +1845,6 @@
         if ( TRUE == didTimeout( displacementStartTime, WET_SELF_TEST_FIRST_DISPLACEMENT_TIME_MS ) )
         {
             signalDialInPumpHardStop();
-            cmdStopDGTrimmerHeater();
             settleStartTime     = getMSTimerCount();
             state               = WET_SELF_TESTS_FIRST_DISPLACEMENT_VERIFY_STATE;
         }
@@ -1957,7 +1954,6 @@
         if ( DG_CMD_REQUEST_REJECT_REASON_NONE == cmdResp.rejectCode )
         {
             setDialInPumpTargetFlowRate( DIP_FLOW_RATE_SECOND_DISPLACEMENT_ML_MIN, MOTOR_DIR_FORWARD, PUMP_CONTROL_MODE_OPEN_LOOP );
-            cmdStartDGTrimmerHeater();
             settleStartTime = getMSTimerCount();
             state           = WET_SELF_TESTS_SECOND_DISPLACEMENT_STATE;
         }
@@ -2000,7 +1996,6 @@
         if ( TRUE == didTimeout( displacementStartTime, WET_SELF_TEST_SECOND_DISPLACEMENT_TIME_MS ) )
         {
             signalDialInPumpHardStop();
-            cmdStopDGTrimmerHeater();
             settleStartTime     = getMSTimerCount();
             state               = WET_SELF_TESTS_SECOND_DISPLACEMENT_VERIFY_STATE;
         }