Index: firmware/App/Modes/ModeTreatment.c
===================================================================
diff -u -r3c0614e16047ada1ea30c9e7f883f78d98b363e3 -r1968ca7a720a132f359fc7831e4081ae2440103a
--- firmware/App/Modes/ModeTreatment.c	(.../ModeTreatment.c)	(revision 3c0614e16047ada1ea30c9e7f883f78d98b363e3)
+++ firmware/App/Modes/ModeTreatment.c	(.../ModeTreatment.c)	(revision 1968ca7a720a132f359fc7831e4081ae2440103a)
@@ -27,6 +27,7 @@
 #include "ModeTreatmentParams.h"
 #include "NVDataMgmt.h"
 #include "OperationModes.h"
+#include "PersistentAlarm.h"
 #include "Reservoirs.h"
 #include "Rinseback.h"
 #include "RTC.h"
@@ -195,6 +196,11 @@
 
     treatmentStartTimeStamp = getRTCTimestamp();
     treatmentEndTimeStamp = 0;
+
+    // reset dialysate temperature alarm persistences prior to starting a treatment.
+    resetPersistentAlarmTimer( ALARM_ID_HD_DIALYSATE_TEMP_ABOVE_SAFETY_TEMP );
+    resetPersistentAlarmTimer( ALARM_ID_HD_DIALYSATE_TEMP_ABOVE_TARGET_TEMP );
+    resetPersistentAlarmTimer( ALARM_ID_HD_DIALYSATE_TEMP_BELOW_TARGET_TEMP );
 }
 
 /*********************************************************************//**