Index: firmware/App/Modes/Prime.c
===================================================================
diff -u -rd28280f1054fc9ddf9304a11373dc9ee963425e3 -r69ed3f91919e50b68ea448a70db81456fb4946a0
--- firmware/App/Modes/Prime.c	(.../Prime.c)	(revision d28280f1054fc9ddf9304a11373dc9ee963425e3)
+++ firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 69ed3f91919e50b68ea448a70db81456fb4946a0)
@@ -14,7 +14,6 @@
 * @date    (original)  08-Dec-2020
 *
 ***************************************************************************/
-
 #include "AirTrap.h"
 #include "AlarmMgmt.h"
 #include "BloodFlow.h"
@@ -39,7 +38,7 @@
 #define MAX_PRIME_TIME                                      ( 15 * SEC_PER_MIN )                               ///< Maximum prime time (in seconds).
 #define PRIME_DATA_PUB_INTERVAL                             ( MS_PER_SECOND / TASK_GENERAL_INTERVAL )          ///< Interval (ms/task time) at which the prime data is published on the CAN bus.
 
-#define BLOOD_PUMP_FAST_FLOW_RATE_PURGE_AIR_ML_MIN          150                                                ///< Blood pump fast flow rate to fill fluid.
+#define BLOOD_PUMP_FAST_FLOW_RATE_PURGE_AIR_ML_MIN          300                                                ///< Blood pump fast flow rate to fill fluid.
 #define BLOOD_PUMP_SLOW_FLOW_RATE_PURGE_AIR_ML_MIN          150                                                ///< Blood pump slow flow rate after fluid reach lower level of air trap sensor.
 #define BLOOD_PUMP_SALINE_FLOW_RATE_PURGE_AIR_ML_MIN        200                                                ///< Blood pump very slow flow rate during prime saline dialyzer state
 #define BLOOD_PUMP_FLOW_RATE_CIRC_BLOOD_CIRCUIT_ML_MIN      150                                                ///< Blood pump flow rate during prime recirculate blood circuit state.
@@ -51,8 +50,9 @@
 #define DIALYZER_DVI_PATH_VOLUME_ML                          17                                                ///< Path volume from the dialyzer to the VDI valve in mL.
 #define DIALYZER_VOLUME_SCALE_FACTOR                        0.5F                                               ///< Half of the dialyzer total volume.
 
-#define NO_AIR_DETECTED_COUNT                               ( 20 * MS_PER_SECOND )                             ///< No air detected time period count.
-#define PURGE_AIR_TIME_OUT_COUNT                            ( 120 * MS_PER_SECOND )                            ///< Time period count for purge air time out.
+#define NO_AIR_DETECTED_COUNT                               ( 40 * MS_PER_SECOND )                             ///< No air detected time period count.
+#define PURGE_AIR_TIME_OUT_COUNT                            ( 120 * MS_PER_SECOND )                             ///< Time period count for purge air time out.
+#define PRIME_SALINE_DIALYZER_TIME_OUT_COUNT                ( 60 * MS_PER_SECOND )                             ///< Time period count for prime saline dialyzer time out.
 #define LOAD_CELL_STEADY_VOLUME_SAMPLING_TIME               (  1 * MS_PER_SECOND )                             ///< Time load cell reading steady state detection sampling time in seconds.
 #define PRIME_DIALYSATE_BYPASS_TIME_LIMIT                   ( 15 * MS_PER_SECOND )                             ///< Time limit for priming dialysate bypass circuit.
 #define STEADY_VOLUME_COUNT_SEC                             ( 10000 / LOAD_CELL_STEADY_VOLUME_SAMPLING_TIME )  ///< Counter must be greater than 10 seconds before steady volume is true.
@@ -86,7 +86,8 @@
       { 100, 200 },                                             // DIALYZER_TYPE_BBRAUN_PRO_16H
       { 120, 257 },                                             // DIALYZER_TYPE_BBRAUN_PRO_19H
       {  87, 233 },                                             // DIALYZER_TYPE_FRESENIUS_OPTIFLUX_F160NRE
-      { 102, 280 } };                                           // DIALYZER_TYPE_FRESENIUS_OPTIFLUX_F180NRE
+      { 102, 280 },                                             // DIALYZER_TYPE_FRESENIUS_OPTIFLUX_F180NRE
+      { 113, 348 } };                                           // DIALYZER_TYPE_FRESENIUS_OPTIFLUX_F200NRE
 
 static U32 primeDialysateDialyzerTimeLimit;                     ///< Time limit in msec for priming dialysate dialyzer path.
 static U32 primeSalineDialyzerTimeLimit;                        ///< Time limit in msec for priming saline dialyzer path.
@@ -101,6 +102,7 @@
 
 static BOOL primeStartRequested;                                ///< Flag indicates user requesting to start prime.
 static BOOL primeResumeRequested;                               ///< Flag indicates user requesting prime resume.
+static BOOL primeFirstPurgePass;                                ///< Flag indicates to transition to a faster purge speed.
 
 static U32 noAirDetectedStartTime;                              ///< starting time when detecting no air.
 static U32 purgeAirTimeOutStartTime;                            ///< Starting time for purge air state time out.
@@ -161,6 +163,7 @@
 void transitionToPrime( void )
 {
     primeStartTime = getMSTimerCount();
+    primeFirstPurgePass = TRUE;
 
     setAlarmUserActionEnabled( ALARM_USER_ACTION_RESUME, TRUE );
     setAlarmUserActionEnabled( ALARM_USER_ACTION_RINSEBACK, FALSE );
@@ -426,7 +429,14 @@
 
     signalDialOutPumpHardStop();
     signalDialInPumpHardStop();
-    setBloodPumpTargetFlowRate( BLOOD_PUMP_FAST_FLOW_RATE_PURGE_AIR_ML_MIN, MOTOR_DIR_FORWARD, PUMP_CONTROL_MODE_OPEN_LOOP );
+    if (FALSE == primeFirstPurgePass )
+    {
+        setBloodPumpTargetFlowRate( BLOOD_PUMP_FAST_FLOW_RATE_PURGE_AIR_ML_MIN, MOTOR_DIR_FORWARD, PUMP_CONTROL_MODE_OPEN_LOOP );
+    }
+    else
+    {
+        setBloodPumpTargetFlowRate( BLOOD_PUMP_SLOW_FLOW_RATE_PURGE_AIR_ML_MIN, MOTOR_DIR_FORWARD, PUMP_CONTROL_MODE_OPEN_LOOP );
+    }
 }
 
 /*********************************************************************//**
@@ -546,7 +556,12 @@
     {
         purgeAirValvesBloodPumpControl();
         purgeAirTimeOutStartTime = getMSTimerCount();
+        if ( TRUE == primeFirstPurgePass )
+        {
+            primeFirstPurgePass = FALSE;
+        }
         state = HD_PRIME_SALINE_PURGE_AIR_STATE;
+
     }
 
     if ( TRUE == didTimeout( noAirDetectedStartTime, NO_AIR_DETECTED_COUNT ) )
@@ -731,6 +746,11 @@
         state = HD_PRIME_RESERVOIR_TWO_FILL_COMPLETE_STATE;
     }
 
+    if ( TRUE == didTimeout( primeSalineDialyzerStartTime, PRIME_SALINE_DIALYZER_TIME_OUT_COUNT ) )
+    {
+         activateAlarmNoData( ALARM_ID_PRIME_SALINE_DIALYZER_TIME_OUT ); // Trigger HD prime saline dialyzer time out alarm.
+    }
+
     if ( TRUE == doesAlarmStatusIndicateStop() )
     {
         setupForPrimePause();