Index: firmware/App/Controllers/Temperatures.c
===================================================================
diff -u -ra4436011a3f30a7b20474c3ddb4d4373ac4b87b6 -r44d7427d77dee3f17d6626c86daef7ce84b91596
--- firmware/App/Controllers/Temperatures.c	(.../Temperatures.c)	(revision a4436011a3f30a7b20474c3ddb4d4373ac4b87b6)
+++ firmware/App/Controllers/Temperatures.c	(.../Temperatures.c)	(revision 44d7427d77dee3f17d6626c86daef7ce84b91596)
@@ -288,9 +288,10 @@
 
             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 );