Index: firmware/App/Controllers/Heaters.c
===================================================================
diff -u -re084f5fb29932dc2d369a6899cca0e8771caf00f -r49098a843da3aac6bd86250efbf53bd12e8bf6ab
--- firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision e084f5fb29932dc2d369a6899cca0e8771caf00f)
+++ firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision 49098a843da3aac6bd86250efbf53bd12e8bf6ab)
@@ -165,6 +165,8 @@
 
     initPersistentAlarm( ALARM_ID_DG_TRIMMER_HEATER_VOLTAGE_OUT_OF_RANGE, HEATERS_VOLTAGE_OUT_OF_RANGE_TIMEOUT_MS,
                                                                           HEATERS_VOLTAGE_OUT_OF_RANGE_TIMEOUT_MS );
+
+    initPersistentAlarm( ALARM_ID_DG_FLOW_TOO_LOW_WHILE_HEATER_ON, HEATERS_ON_NO_FLOW_TIMEOUT_MS, HEATERS_ON_NO_FLOW_TIMEOUT_MS );
 }
 
 /*********************************************************************//**
@@ -382,10 +384,12 @@
             // TODO add the function that gets the flow of the new flow sensor for DG. For now it is assumed that trimmer heater flow sensor
             // is not 0 so the heater can run if needed
             F32 measFlow   = ( DG_PRIMARY_HEATER == heater ? getMeasuredROFlowRateLPM() : 50.0 );
-            // TODO get the minimum new flow sensor flow sensor
             F32 minFlow    = ( DG_PRIMARY_HEATER == heater ? MIN_RO_FLOWRATE_LPM : MIN_RO_FLOWRATE_LPM );
             BOOL isFlowLow = ( measFlow < minFlow ? TRUE : FALSE );
 
+            checkPersistentAlarm( ALARM_ID_DG_FLOW_TOO_LOW_WHILE_HEATER_ON, isFlowLow, measFlow, minFlow );
+
+            /* TODO remove this code once the heaters fault is finalized
             if ( TRUE == isFlowLow )
             {
                 // Check if the flow of the heater is below minimum for the first time
@@ -402,6 +406,7 @@
                     // The flow is below minimum for a certain period of time so set the heater's duty cycle to 0. The heaters is not
                     // set to off and its duty cycle is set to 0
                     setHeaterDutyCycle( heater, HEATERS_MIN_DUTY_CYCLE );
+
                 }
             }
             else
@@ -411,8 +416,12 @@
 
                 // Flow is back on, set the heater to the duty cycle that was saved before zeroing the heater
                 setHeaterDutyCycle( heater, heatersStatus[ heater ].dutyCyle4NonZeroFlow );
-            }
+            }*/
         }
+        else
+        {
+            checkPersistentAlarm( ALARM_ID_DG_FLOW_TOO_LOW_WHILE_HEATER_ON, FALSE, 0.0, 0.0 );
+        }
     }
 
 #ifndef _RELEASE_
@@ -909,7 +918,7 @@
 
     checkPersistentAlarm( ALARM_ID_DG_MAIN_PRIMARY_HEATER_VOLTAGE_OUT_OF_RANGE, isMainPriOut, mainPri, mainPriVoltageTol );
     checkPersistentAlarm( ALARM_ID_DG_SMALL_PRIMARY_HEATER_VOLTAGE_OUT_OF_RANGE, isSmallPriOut, smallPri, smallPriVoltageTol );
-    //checkPersistentAlarm( ALARM_ID_DG_TRIMMER_HEATER_VOLTAGE_OUT_OF_RANGE, isTrimmerOut, trimmer, trimmerVoltageTol );
+    //checkPersistentAlarm( ALARM_ID_DG_TRIMMER_HEATER_VOLTAGE_OUT_OF_RANGE, isTrimmerOut, trimmer, trimmerVoltageTol );  // TODO check this voltage
 
     // TODO test code remove
     if ( TRUE == isAlarmActive(ALARM_ID_DG_TRIMMER_HEATER_VOLTAGE_OUT_OF_RANGE))