Index: suite_leahi/shared/scripts/configuration/config.py
===================================================================
diff -u -r75e3ab588237239452761d2ec90e8b3aec6a916b -rfbc172d248cc82326d08b47cfced0eb99a346990
--- suite_leahi/shared/scripts/configuration/config.py	(.../config.py)	(revision 75e3ab588237239452761d2ec90e8b3aec6a916b)
+++ suite_leahi/shared/scripts/configuration/config.py	(.../config.py)	(revision fbc172d248cc82326d08b47cfced0eb99a346990)
@@ -91,4 +91,7 @@
 CONFIRM         = "CONFIRM"
 NEXT            ="Next"
 
+# Blood Prime
+TOTAL_SALINE_DELIVERED = "Total Saline Delivered"
+DELIVERING_SALINE = "<i>Delivering Saline</i>"
 
Index: suite_leahi/tst_blood_prime/test.py
===================================================================
diff -u -r8e4d215c4b5dde81774657c667171bf95660015c -rfbc172d248cc82326d08b47cfced0eb99a346990
--- suite_leahi/tst_blood_prime/test.py	(.../test.py)	(revision 8e4d215c4b5dde81774657c667171bf95660015c)
+++ suite_leahi/tst_blood_prime/test.py	(.../test.py)	(revision fbc172d248cc82326d08b47cfced0eb99a346990)
@@ -316,8 +316,7 @@
     test.startSection(
         "Verify the Different Saline States, ProgressBar, Start and Stop button"
     )
-    td_interface = TD_Messaging()
-    can_interface = td_interface.can_interface
+    can_interface = td_simulator.can_interface
     global salineBolusStartState
 
     # handle sent messages from UI
@@ -332,7 +331,7 @@
     salineTextObj = waitForObject(names.o_TreatmentBloodPrime_salineDescriptionText)
     test.compare(
         salineTextObj.text,
-        "Total Saline Delivered",
+        config.TOTAL_SALINE_DELIVERED,
         "Testing 'Total Saline Delivered' text",
     )
 
@@ -366,13 +365,13 @@
     # verify text
     test.compare(
         salineTextObj.text,
-        "<i>Delivering Saline</i>",
+        config.DELIVERING_SALINE,
         "Testing Saline Description text",
     )
 
     # verify saline data
     bolusValueInTest = 75
-    td_interface.td_saline(
+    td_simulator.td_saline(
         100,  # target_volume
         150,  # cumulative_volume
         bolusValueInTest,  # bolus_volume
@@ -405,7 +404,7 @@
     )
 
     # change state to idle
-    td_interface.td_tx_state(
+    td_simulator.td_tx_state(
         TDTreatmentStates.TREATMENT_BLOOD_PRIME_STATE.value,
         0,
         0,