Index: firmware/App/Controllers/TemperatureSensors.c
===================================================================
diff -u -ra8f6e75f97c6a58f0233662b4d808d3c5cc96199 -re0eeafdfe3efec528a5ba8bb0f2f7c0f682b32da
--- firmware/App/Controllers/TemperatureSensors.c	(.../TemperatureSensors.c)	(revision a8f6e75f97c6a58f0233662b4d808d3c5cc96199)
+++ firmware/App/Controllers/TemperatureSensors.c	(.../TemperatureSensors.c)	(revision e0eeafdfe3efec528a5ba8bb0f2f7c0f682b32da)
@@ -357,24 +357,24 @@
 #ifndef DISABLE_WATER_QUALITY_CHECK
     F32 const temperature = getTemperatureValue( TEMPSENSORS_INLET_PRIMARY_HEATER );
 
-    BOOL isWaterTempTooHigh  = ( temperature >= MIN_WATER_HIGH_INPUT_TEMPERATURE ) &&
-                                             ( temperature <= MAX_WATER_HIGH_INPUT_TEMPERATURE ) ? TRUE : FALSE;
+    BOOL isWaterTempInHighRange  = ( temperature >= MIN_WATER_HIGH_INPUT_TEMPERATURE ) &&
+                                   ( temperature <= MAX_WATER_HIGH_INPUT_TEMPERATURE ) ? TRUE : FALSE;
 
-    BOOL isWaterTempTooLow  = ( temperature >= MIN_WATER_LOW_INPUT_TEMPERATURE ) &&
-                                             ( temperature <= MAX_WATER_LOW_INPUT_TEMPERATURE ) ? TRUE : FALSE;
+    BOOL isWaterTempInLowRange   = ( temperature >= MIN_WATER_LOW_INPUT_TEMPERATURE ) &&
+                                   ( temperature <= MAX_WATER_LOW_INPUT_TEMPERATURE ) ? TRUE : FALSE;
 
-    BOOL isWaterTempOutOfRange  = ( temperature <  MIN_WATER_LOW_INPUT_TEMPERATURE ) &&
-                                             ( temperature > MAX_WATER_HIGH_INPUT_TEMPERATURE ) ? TRUE : FALSE;
+    BOOL isWaterTempOutOfRange   = ( temperature <  MIN_WATER_LOW_INPUT_TEMPERATURE ) &&
+                                   ( temperature > MAX_WATER_HIGH_INPUT_TEMPERATURE ) ? TRUE : FALSE;
 
-    if ( TRUE == isWaterTempTooHigh )
+    if ( TRUE == isWaterTempInHighRange )        // warning alarm
     {
-        checkPersistentAlarm( ALARM_ID_INLET_WATER_HIGH_TEMPERATURE, isWaterTempTooHigh, temperature, MAX_WATER_HIGH_INPUT_TEMPERATURE );
+        checkPersistentAlarm( ALARM_ID_INLET_WATER_HIGH_TEMPERATURE, isWaterTempInHighRange, temperature, MAX_WATER_HIGH_INPUT_TEMPERATURE );
     }
-    else if ( TRUE == isWaterTempTooLow )
+    else if ( TRUE == isWaterTempInLowRange )    // warning alarm
     {
-        checkPersistentAlarm( ALARM_ID_INLET_WATER_LOW_TEMPERATURE, isWaterTempTooLow, temperature, MIN_WATER_LOW_INPUT_TEMPERATURE );
+        checkPersistentAlarm( ALARM_ID_INLET_WATER_LOW_TEMPERATURE, isWaterTempInLowRange, temperature, MIN_WATER_LOW_INPUT_TEMPERATURE );
     }
-    else if ( TRUE == isWaterTempOutOfRange )
+    else if ( TRUE == isWaterTempOutOfRange )    // alarm
     {
         checkPersistentAlarm( ALARM_ID_INLET_WATER_TEMPERATURE_OUT_OF_RANGE, isWaterTempOutOfRange, temperature, MAX_WATER_HIGH_INPUT_TEMPERATURE );
     }