Index: firmware/App/Modes/ModeFault.c
===================================================================
diff -u -r6499ea25921fcf67826fa0c35bb03caf411ba542 -r3850bef541c43c1fb81663eb7d1ca6c98e933627
--- firmware/App/Modes/ModeFault.c	(.../ModeFault.c)	(revision 6499ea25921fcf67826fa0c35bb03caf411ba542)
+++ firmware/App/Modes/ModeFault.c	(.../ModeFault.c)	(revision 3850bef541c43c1fb81663eb7d1ca6c98e933627)
@@ -18,7 +18,9 @@
 #include "ConcentratePumps.h"
 #include "DrainPump.h"
 #include "Heaters.h"
+#include "ModeChemicalDisinfect.h"
 #include "ModeFault.h"
+#include "ModeHeatDisinfect.h"
 #include "NVDataMgmt.h"
 #include "OperationModes.h"
 #include "ROPump.h"
@@ -88,6 +90,11 @@
     // the RTC time is read every second which requires the semaphore.
     releaseSemaphore( SEMAPHORE_RTC );
 
+#ifndef _RELEASE_
+    setHeatNelsonSupportMode( NELSON_NONE );
+    setChemNelsonSupportMode( NELSON_NONE );
+#endif
+
     return faultState;
 }