Index: firmware/App/Controllers/Heaters.c
===================================================================
diff -u -rb4f8e2229eb0a08cdce5fdd2e0a14ca25d792946 -re7e9ea67b63911dc9d8d46166fdd09e102111e3f
--- firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision b4f8e2229eb0a08cdce5fdd2e0a14ca25d792946)
+++ firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision e7e9ea67b63911dc9d8d46166fdd09e102111e3f)
@@ -188,6 +188,7 @@
 
     if( heater < NUM_OF_DG_HEATERS )
     {
+#ifndef DISABLE_HEATERS_AND_TEMPS
         // Assume the target temperature has not changed
         heatersStatus[ heater ].hasTargetTempChanged = FALSE;
 
@@ -198,6 +199,7 @@
             heatersStatus[ heater ].hasTargetTempChanged = TRUE;
             result                                       = TRUE;
         }
+#endif
     }
     else
     {
@@ -243,6 +245,7 @@
 {
     BOOL status = FALSE;
 
+
     if( heater < NUM_OF_DG_HEATERS )
     {
         if ( HEATER_EXEC_STATE_OFF == heatersStatus[ heater ].state )