Index: firmware/App/Modes/ModePreTreat.c
===================================================================
diff -u -r0bce81180c0ba2b25f5d501ed6aa6b2f9a8b2500 -rb42933010a097d52abb530e3c9ee812e32e0b6ad
--- firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision 0bce81180c0ba2b25f5d501ed6aa6b2f9a8b2500)
+++ firmware/App/Modes/ModePreTreat.c	(.../ModePreTreat.c)	(revision b42933010a097d52abb530e3c9ee812e32e0b6ad)
@@ -44,7 +44,7 @@
 /// Wait time for ui to transition on completion of a sub-mode (ms/task time).
 #define SUBMODE_COMPLETE_UI_TRANSITION_TIME_COUNT       ( MS_PER_SECOND / TASK_GENERAL_INTERVAL )
 
-#define DIP_PATIENT_CONNECTION_FLOW_RATE_ML_MIN         100             ///< Patient connection sub-mode dialysate inlet pump flow rate in mL/min.
+#define DIP_PATIENT_CONNECTION_FLOW_RATE_ML_MIN         250             ///< Patient connection sub-mode dialysate inlet pump flow rate in mL/min.
 
 #define PRE_TREATMENT_FLUSH_RESERVOIR_VOLUME_ML         500             ///< Fill reservoir to this volume (in mL) to flush filter and lines.
 #define PRE_TREATMENT_FILL_RESERVOIR_ONE_VOLUME_ML      1300            ///< Fill reservoir one to this volume (in mL) during pre-treatment mode.
Index: firmware/App/Modes/Prime.c
===================================================================
diff -u -r633c1875dade18cae4a28eb9ea4787da441a7f48 -rb42933010a097d52abb530e3c9ee812e32e0b6ad
--- firmware/App/Modes/Prime.c	(.../Prime.c)	(revision 633c1875dade18cae4a28eb9ea4787da441a7f48)
+++ firmware/App/Modes/Prime.c	(.../Prime.c)	(revision b42933010a097d52abb530e3c9ee812e32e0b6ad)
@@ -14,7 +14,6 @@
 * @date    (original)  08-Dec-2020
 *
 ***************************************************************************/
-
 #include "AirTrap.h"
 #include "AlarmMgmt.h"
 #include "BloodFlow.h"
@@ -52,7 +51,8 @@
 #define DIALYZER_VOLUME_SCALE_FACTOR                        0.5F                                               ///< Half of the dialyzer total volume.
 
 #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 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.
@@ -745,6 +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();