Index: shared/scripts/configuration/utility.py
===================================================================
diff -u -r1360b54e0f3f64259e03e1b1700fcd04dec9d384 -r88021b78150355dab24a99207a98cf16801b1c1b
--- shared/scripts/configuration/utility.py	(.../utility.py)	(revision 1360b54e0f3f64259e03e1b1700fcd04dec9d384)
+++ shared/scripts/configuration/utility.py	(.../utility.py)	(revision 88021b78150355dab24a99207a98cf16801b1c1b)
@@ -21,13 +21,8 @@
 from configuration import config
 from builtins import int as pyInt
 from configuration.config import *
-from dialin.ui.hd_simulator import HDSimulator
-from dialin.ui.dg_simulator import DGSimulator
 
-hd_simulator = HDSimulator()
-dg_simulator = DGSimulator()
-   
-        
+
 def check_if_object_is_within_the_container(obj=None, container=None):
     """
     check if an object is inside a container
@@ -107,12 +102,15 @@
     time_text = progress_circle_children[1]
     return time_text.time
 
-def verify_countdown(screen_title, time_out):
+
+def verify_countdown(screen_title, time_out, hd_simulator, dg_simulator):
     """
         Method to verify the count down 
         time in application
         @param screen_title - (str) current title of the screen
         @param time_out - (int) time out duration in secs
+        @Param hd_simulator - Instance of class HDSimulator
+        @Param dg_simulator - Instance of class DGSimulator
     """
     test.startSection("Verify the count down time in application")
     for count_down in range(COUNT_DOWN_TIME_100, MINIMUM_COUNTDOWN_TIME-1, -1):
@@ -197,15 +195,5 @@
     names.o_bullet_object["container"] = screen_obj
     names.o_bullet_object["occurrence"] = num + 1
     return names.o_bullet_object  
-   
-def navigate_to_pretreatment_screen(mode):
-    """
-    Method to navigate to sub mode under pre-treatment screen
-    @param mode - (int) pre treatment state
-    """
-    hd_simulator.cmd_set_hd_operation_mode_data(5,0)
-    
-    hd_simulator.cmd_send_pre_treatment_state_data(sub_mode=mode, water_sample_state=0,consumables_self_test_state=0,
-                                                   no_cartridge_self_test_state=0,installation_state=0, dry_self_test_state=0,
-                                                    prime_state=0,recirculate_state=0, patient_connection_state=0)
 
+