Index: firmware/App/Controllers/SyringePump.c
===================================================================
diff -u -r07812169be90cf394e80f11b74f77b5596665e64 -r26d736280fef713e7639cd2b98eed975e2eb4353
--- firmware/App/Controllers/SyringePump.c	(.../SyringePump.c)	(revision 07812169be90cf394e80f11b74f77b5596665e64)
+++ firmware/App/Controllers/SyringePump.c	(.../SyringePump.c)	(revision 26d736280fef713e7639cd2b98eed975e2eb4353)
@@ -62,6 +62,7 @@
 #define MIN_HEPARIN_BOLUS_RATE                        1.2                                   ///< Minimum Heparin bolus flow rate (in mL/hr).
 #define MAX_HEPARIN_BOLUS_RATE                        24.0                                  ///< Maximum Heparin bolus flow rate (in mL/hr).
 #define HEPARIN_BOLUS_TIME_HR                         ( 5.0 / MIN_PER_HOUR )                ///< Duration (in hours) of Heparin bolus.
+#define HEPARIN_BOLUS_TARGET_RATE_ML_PER_HR           40.0                                  ///< Heparin bolus target rate (in mL/hr).
 #define SYRINGE_PUMP_RETRACT_RATE                     3600.0                                ///< Retract rate is 5 mL/ 5 s = 1 mL/s = 3,600 mL/hr.
 #define SYRINGE_PUMP_SEEK_RATE                        3600.0                                ///< Seek plunger rate is 5 mL/ 5 s = 1 mL/s = 3,600 mL/hr.
 #define SYRINGE_PUMP_PRIME_RATE                       635.0                                 ///< Prime rate is 0.5 mm ^ 2 x PI x 450 mm = 0.353 mL / 2s = 635 mL/hr.
@@ -553,13 +554,10 @@
  *************************************************************************/
 BOOL startHeparinBolus( void )
 {
-    F32 tgtRate = 0.0;
+    F32 tgtRate = HEPARIN_BOLUS_TARGET_RATE_ML_PER_HR;   // fixed rate
 
-    // Get set Heparin bolus volume (mL) and convert to target rate (mL/hr)
-    tgtRate = getTreatmentParameterF32( TREATMENT_PARAM_HEPARIN_BOLUS_VOLUME ) / HEPARIN_BOLUS_TIME_HR;
-
     // If valid to start a bolus, kick it off
-    if ( ( tgtRate >= MIN_HEPARIN_BOLUS_RATE ) && ( tgtRate <= MAX_HEPARIN_BOLUS_RATE ) && ( FALSE == isSyringePumpHome() ) )
+    if ( FALSE == isSyringePumpHome() )
     {
         if ( ( TRUE == isSyringeDetected() ) && ( TRUE == syringePumpPrimeCompleted ) &&
              ( SYRINGE_PUMP_OFF_STATE == syringePumpState ) && ( HEPARIN_STATE_STOPPED == heparinDeliveryState ) )