Index: HDDefs.h
===================================================================
diff -u -r47f0d8aa64009612a1ebf54bb4b351c5d991940e -r66a85ffe3dd0126ee14e6b3aa378172824ef0a0d
--- HDDefs.h	(.../HDDefs.h)	(revision 47f0d8aa64009612a1ebf54bb4b351c5d991940e)
+++ HDDefs.h	(.../HDDefs.h)	(revision 66a85ffe3dd0126ee14e6b3aa378172824ef0a0d)
@@ -232,7 +232,8 @@
     DRY_SELF_TESTS_WAIT_FOR_DOOR_CLOSE_STATE,               ///< Wait for door to close before executing self-tests
     DRY_SELF_TESTS_USED_CARTRIDGE_CHECK_STATE,              ///< Used cartridge check dry self-test state
     DRY_SELF_TESTS_CARTRIDGE_LOADED_CHECK_STATE,            ///< Cartridge loaded check dry self-test state
-    DRY_SELF_TESTS_PRESSURE_SENSORS_NORMAL_SETUP_STATE,     ///< Pressure sensor setup state.
+    DRY_SELF_TESTS_SYRINGE_PUMP_SEEK_STATE,                 ///< Seek syringe pumps state
+    DRY_SELF_TESTS_PRESSURE_SENSORS_NORMAL_SETUP_STATE,     ///< Pressure sensor setup state
     DRY_SELF_TESTS_PRESSURE_SENSORS_VENOUS_SETUP_STATE,     ///< Venous pressure sensor dry self-test setup valves and pump state
     DRY_SELF_TESTS_PRESSURE_SENSORS_VENOUS,                 ///< Venous pressure sensor dry self-test
     DRY_SELF_TESTS_PRESSURE_SENSORS_ARTERIAL_SETUP_STATE,   ///< Arterial pressure sensor dry self-test setup valves and pump state
@@ -763,6 +764,8 @@
     HD_EVENT_RSRVR_UF_VOLUME_AND_TIME,                                  ///< HD ultrafiltration volume and time for a reservoir use
     HD_EVENT_RSRVR_UF_RATE,                                             ///< HD ultrafiltration measured and expected rates
     HD_EVENT_OPERATION_STATUS,                                          ///< HD aggregated opmode, submode, and substate event.
+    HD_EVENT_AIR_TRAP_FILL,                                             ///< HD initiated an air trap fill (opened VBT briefly).
+    HD_EVENT_AIR_PUMP_ON_OFF,                                           ///< HD turned air pump on or off.
     NUM_OF_EVENT_IDS                                                    ///< Total number of HD events
 };
 typedef enum HD_Event_List HD_EVENT_ID_T;                               ///< Type for HD event list enumeration