Index: tst_main_treatment_ultrafilteration/test.py
===================================================================
diff -u -r6888c20cc22610e31e139e7b94e2f53d12df57c0 -rb078be060d45e68951c8352e102385d8c4d6e938
--- tst_main_treatment_ultrafilteration/test.py	(.../test.py)	(revision 6888c20cc22610e31e139e7b94e2f53d12df57c0)
+++ tst_main_treatment_ultrafilteration/test.py	(.../test.py)	(revision b078be060d45e68951c8352e102385d8c4d6e938)
@@ -47,10 +47,6 @@
     min_uf = ultrafiltration_range["uf_minimum"]
     max_uf = ultrafiltration_range["uf_maximum"]
     #FIXME : ultrafiltration minimum range from progressbar is not changing based on simulator input
-    count = 0
-    while count != 0:
-        mouseClick(waitForObjectExists(names.o_ultrafilteration_next_btn))
-        count += 1
     hd_simulator.cmd_set_treatment_parameter_ranges(0, 100, min_uf, max_uf, 0, 0)
     for uf_value in range(min_uf, (max_uf)+1, 1):
         hd_simulator.cmd_set_treatment_ultrafiltration_outlet_flow_data(uf_value, uf_value, 0, 0, 0, 0, 0)
@@ -107,6 +103,8 @@
     test.startSection("verification of uf value on main treatment section")
     #FIXME: Slider shows some unexpected behaviour during its movement.
     for option in range(len(config.TREATMENT_ULTRAFILTRATION_TESTING_OPTION)):
+        if object.exists(names.o_ultrafilteration_next_btn):
+            mouseClick(waitForObjectExists(names.o_ultrafilteration_next_btn))
         start_test_treatment_ultrafiltration(config.TREATMENT_ULTRAFILTRATION_TESTING_OPTION[option], uf_states)
     
     test.endSection()