Index: firmware/App/Controllers/Heaters.c
===================================================================
diff -u -rf5dc98b3d5fcd39e3ab502fbe81110e188ce0ec5 -reeb4e9c7c8ca2bc41168353c3d30f311080972b2
--- firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision f5dc98b3d5fcd39e3ab502fbe81110e188ce0ec5)
+++ firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision eeb4e9c7c8ca2bc41168353c3d30f311080972b2)
@@ -330,7 +330,7 @@
 
             heatersStatus[ DG_TRIMMER_HEATER ].targetTemp        = heaterCmdPtr->targetTemp; // TODo do we need to remove this since the trimmer heater is set in the reservoirs
 #ifndef DISABLE_HEATERS_AND_TEMPS
-            //heatersStatus[ DG_TRIMMER_HEATER ].startHeaterSignal = TRUE;  // DEBUG_DENALI
+            heatersStatus[ DG_TRIMMER_HEATER ].startHeaterSignal = TRUE;
 #endif
         }
         else
@@ -730,8 +730,8 @@
     dutyCycle = flow * WATER_SPECIFIC_HEAT_DIVIDED_BY_MINUTES * ( targetTemperature - currentTemperature ) * heaterEfficiency;
 
     // Check the boundaries of the calculated duty cycle
-    dutyCycle = ( dutyCycle > HEATERS_MAX_DUTY_CYCLE ? HEATERS_MAX_DUTY_CYCLE : dutyCycle );
-    dutyCycle = ( dutyCycle < HEATERS_MIN_DUTY_CYCLE ? HEATERS_MIN_DUTY_CYCLE : dutyCycle );
+    dutyCycle = MIN( dutyCycle, HEATERS_MAX_DUTY_CYCLE );
+    dutyCycle = MIN( dutyCycle, HEATERS_MIN_DUTY_CYCLE );
 
     return dutyCycle;
 }
@@ -833,7 +833,6 @@
         data.interimTargetTemp    = heatersStatus[ DG_PRIMARY_HEATER ].temporaryInterimTemperature;
         data.targetHeaterFlowLPM  = heatersStatus[ DG_PRIMARY_HEATER ].targetROFlow;
 
-
         broadcastData( MSG_ID_DG_HEATERS_DATA, COMM_BUFFER_OUT_CAN_DG_BROADCAST, (U08*)&data, sizeof( HEATERS_DATA_T ) );
 
         dataPublicationTimerCounter = 0;
@@ -866,8 +865,9 @@
         SET_ALARM_WITH_1_U32_DATA( ALARM_ID_DG_PRIMARY_HEATER_CJ_TEMP_OUT_OF_RANGE, primaryHeaterInternalTemp );
     }
 
-    /*/ If any of the temperatures are above the range
-    /if ( ( FALSE == isPrimaryHeaterTempOutOfRange ) && ( TRUE == isTempOut ) )
+#ifndef IGNORE_HEATERS_MONITOR
+    // If any of the temperatures are above the range
+    if ( ( FALSE == isPrimaryHeaterTempOutOfRange ) && ( TRUE == isTempOut ) )
     {
         stopPrimaryHeater();
         isPrimaryHeaterTempOutOfRange = TRUE;
@@ -879,7 +879,8 @@
     {
         isPrimaryHeaterTempOutOfRange = FALSE;
         activateSafetyShutdown();
-    }*/
+    }
+#endif
 }
 
 /*********************************************************************//**
@@ -908,9 +909,10 @@
         SET_ALARM_WITH_1_U32_DATA( ALARM_ID_DG_TRIMMER_HEATER_CJ_TEMP_OUT_OF_RANGE, trimmerHeaterColdJunctionTemp );
     }
 
+#ifndef IGNORE_HEATERS_MONITOR
     // If it is above the range for the first time, stop the trimmer heater
     // and set the variables
-    /*if ( ( FALSE == isTrimmerHeaterTempOutOfRange ) && ( TRUE == isTempOut ) )
+    if ( ( FALSE == isTrimmerHeaterTempOutOfRange ) && ( TRUE == isTempOut ) )
     {
         stopTrimmerHeater();
         isTrimmerHeaterTempOutOfRange = TRUE;
@@ -921,7 +923,8 @@
               ( TRUE == didTimeout( trimmerHeaterTempOutTimer, HEATERS_MAX_ALLOWED_INTERNAL_TEMPERATURE_TIMEOUT_MS ) ) )
     {
         activateSafetyShutdown();
-    }*/
+    }
+#endif
 }
 
 /*********************************************************************//**