Index: dialin/common/hd_defs.py
===================================================================
diff -u -r9b9432752672e3043ea3bec982cbdb62dc81e615 -rc887fb0b122319258c751f35952931399eabb46c
--- dialin/common/hd_defs.py	(.../hd_defs.py)	(revision 9b9432752672e3043ea3bec982cbdb62dc81e615)
+++ dialin/common/hd_defs.py	(.../hd_defs.py)	(revision c887fb0b122319258c751f35952931399eabb46c)
@@ -200,22 +200,27 @@
 
 @unique
 class PreTreatmentDrySelfTestsStates(DialinEnum):
-    DRY_SELF_TESTS_START_STATE                              =  0    # Dry self-tests starting state
-    DRY_SELF_TESTS_WAIT_FOR_DOOR_CLOSE_STATE                =  1    # Wait for door to close before executing self-tests
-    DRY_SELF_TESTS_USED_CARTRIDGE_CHECK_STATE               =  2    # Used cartridge check dry self-test state
-    DRY_SELF_TESTS_OCCLUSION_SENSORS_STATE                  =  3    # Occlusion sensors dry self-test state
-    DRY_SELF_TESTS_PRESSURE_SENSORS_SETUP_STATE             =  4    # Pressure sensors dry self-test setup valves and pump state
-    DRY_SELF_TESTS_PRESSURE_SENSORS_PRESSURIZED_STATE       =  5    # Pressure sensors verify pressure readings state
-    DRY_SELF_TESTS_PRESSURE_SENSORS_DECAY_STATE             =  6    # Pressure sensors verify pressure loss state
-    DRY_SELF_TESTS_PRESSURE_SENSORS_STABILITY_STATE         =  7    # Pressure sensors verify pressure stability state
-    DRY_SELF_TESTS_PRESSURE_SENSORS_NORMAL_STATE            =  8    # Pressure sensors verify normal pressure readings state
-    DRY_SELF_TESTS_SYRINGE_PUMP_PRIME_STATE                 =  9    # Prime syringe pump state
-    DRY_SELF_TESTS_SYRINGE_PUMP_OCCLUSION_DETECTION_STATE   = 10    # Occlusion detection state
-    DRY_SELF_TESTS_STOPPED_STATE                            = 11    # Dry self-test stopped state
-    DRY_SELF_TESTS_COMPLETE_STATE                           = 12    # Dry self-test complete state
-    NUM_OF_DRY_SELF_TESTS_STATES                            = 13    # Number of dry self-tests states
+    """
+    The HD Pre-Treatment dry self test states
+    """
+    DRY_SELF_TESTS_START_STATE = 0                              # Dry self-tests starting state
+    DRY_SELF_TESTS_WAIT_FOR_DOOR_CLOSE_STATE = 1                # Wait for door to close before executing self-tests
+    DRY_SELF_TESTS_USED_CARTRIDGE_CHECK_STATE = 2               # Used cartridge check dry self-test state
+    DRY_SELF_TESTS_OCCLUSION_SENSORS_STATE = 3                  # Occlusion sensors dry self-test state
+    DRY_SELF_TESTS_PRESSURE_SENSORS_NORMAL_SETUP_STATE = 4      # Pressure sensor setup state.
+    DRY_SELF_TESTS_PRESSURE_SENSORS_VENOUS_SETUP_STATE = 5      # Venous pressure sensor dry self-test setup valves and pump state
+    DRY_SELF_TESTS_PRESSURE_SENSORS_VENOUS = 6                  # Venous pressure sensor dry self-test
+    DRY_SELF_TESTS_PRESSURE_SENSORS_ARTERIAL_SETUP_STATE = 7    # Arterial pressure sensor dry self-test setup valves and pump state
+    DRY_SELF_TESTS_PRESSURE_SENSORS_ARTERIAL = 8                # Arterial pressure sensor dry self-test
+    DRY_SELF_TESTS_PRESSURE_SENSORS_DECAY_STATE = 9             # Pressure sensors verify pressure loss state
+    DRY_SELF_TESTS_PRESSURE_SENSORS_STABILITY_STATE = 10        # Pressure sensors verify pressure stability state
+    DRY_SELF_TESTS_PRESSURE_SENSORS_NORMAL_STATE = 11           # Pressure sensors verify normal pressure readings state
+    DRY_SELF_TESTS_SYRINGE_PUMP_PRIME_STATE = 12                # Prime syringe pump state
+    DRY_SELF_TESTS_SYRINGE_PUMP_OCCLUSION_DETECTION_STATE = 13  # Occlusion detection state
+    DRY_SELF_TESTS_STOPPED_STATE = 14                           # Dry self-test stopped state
+    DRY_SELF_TESTS_COMPLETE_STATE = 15                          # Dry self-test complete state
+    NUM_OF_DRY_SELF_TESTS_STATES = 16                           # Number of dry self-tests states
 
-
 @unique
 class PreTreatmentPrimeStates(DialinEnum):
     HD_PRIME_START_STATE                                    =  0    # Prime start state