Index: firmware/App/Controllers/Temperatures.c
===================================================================
diff -u -rfba69244d94307e50fefaa1e88bcbb979584461e -ra28daf72bbc8bd7313425471555d5189d946af13
--- firmware/App/Controllers/Temperatures.c	(.../Temperatures.c)	(revision fba69244d94307e50fefaa1e88bcbb979584461e)
+++ firmware/App/Controllers/Temperatures.c	(.../Temperatures.c)	(revision a28daf72bbc8bd7313425471555d5189d946af13)
@@ -289,9 +289,10 @@
 
             if ( ( temperature > MAX_ALLOWED_TEMPERATURE ) || ( temperature < MIN_ALLOWED_TEMPERATURE ) )
             {
-                isTempOutOfRange |= TRUE;
-                lastFaultSensor   = sensor;
+                isTempOutOfRange = TRUE;
+                lastFaultSensor  = sensor;
             }
+
         }
 
         checkPersistentAlarm( ALARM_ID_HD_TEMPERATURES_OUT_OF_RANGE, isTempOutOfRange, lastFaultSensor, MAX_ALLOWED_TEMPERATURE );