Index: firmware/App/Controllers/Heaters.c
===================================================================
diff -u -r0c296cef29037819be204c45a23d4d38a52b2718 -re9ba2b6a1e9543ac5f88b622cccffefb744c5400
--- firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision 0c296cef29037819be204c45a23d4d38a52b2718)
+++ firmware/App/Controllers/Heaters.c	(.../Heaters.c)	(revision e9ba2b6a1e9543ac5f88b622cccffefb744c5400)
@@ -49,7 +49,7 @@
 
 #define HEATERS_MAX_DUTY_CYCLE                                     1.00F                                                           ///< Heaters max duty cycle (100%).
 #define HEATERS_MIN_DUTY_CYCLE                                     0.00F                                                           ///< Heaters minimum duty cycle (0.00%).
-#define HEATERS_DISINFECT_DUTY_CYCLE                               0.70F                                                           ///< Heaters disinfect cycle.
+#define HEATERS_DISINFECT_DUTY_CYCLE                               0.80F                                                           ///< Heaters disinfect cycle.
 #define HEATERS_DISINFECT_TEMPERATURE_DRIFT_C                      3.0F                                                            ///< Heaters disinfect temperature drift in C.
 #define HEATERS_MIN_EST_GAIN                                       0.2F                                                            ///< Heaters minimum estimation gain.
 #define HEATERS_MAX_EST_GAIN                                       5.0F                                                            ///< Heaters maximum estimation gain.
Index: firmware/App/Modes/ModeHeatDisinfect.c
===================================================================
diff -u -r5715610ce2215c16d162ea368f6f46e59226786e -re9ba2b6a1e9543ac5f88b622cccffefb744c5400
--- firmware/App/Modes/ModeHeatDisinfect.c	(.../ModeHeatDisinfect.c)	(revision 5715610ce2215c16d162ea368f6f46e59226786e)
+++ firmware/App/Modes/ModeHeatDisinfect.c	(.../ModeHeatDisinfect.c)	(revision e9ba2b6a1e9543ac5f88b622cccffefb744c5400)
@@ -1605,7 +1605,7 @@
             // De-energize all the valves and set the VDr to drain R2
             setValveState( VPI, VALVE_STATE_CLOSED );
             setValveState( VPD, VALVE_STATE_OPEN_C_TO_NC );
-            setValveState( VPO, VALVE_STATE_FILL_C_TO_NC);
+            setValveState( VPO, VALVE_STATE_NO_ILL_C_TO_NC);
             setValveState( VRO, VALVE_STATE_R1_C_TO_NO );
             setValveState( VRD2, VALVE_STATE_OPEN );
             setValveState( VRI, VALVE_STATE_R1_C_TO_NO );