Index: HDDefs.h
===================================================================
diff -u -rbecfbc4d11de64248085cde7f064d4e1cf63f978 -ref5f3f1dc77061c7863501bf3a453e804481d107
--- HDDefs.h	(.../HDDefs.h)	(revision becfbc4d11de64248085cde7f064d4e1cf63f978)
+++ HDDefs.h	(.../HDDefs.h)	(revision ef5f3f1dc77061c7863501bf3a453e804481d107)
@@ -249,6 +249,27 @@
 };
 /// Type for dry self-tests enumeration.
 typedef enum HD_Pre_Treatment_Dry_Self_Tests_States DRY_SELF_TESTS_STATE_T;
+
+/// Wet self-tests state machine.
+enum Wet_Self_Tests_States
+{
+    WET_SELF_TESTS_START_STATE = 0,                         ///< Wet self-tests starting state.
+    WET_SELF_TESTS_SETUP_STATE,                             ///< Setup reservoirs for wet self-tests.
+    WET_SELF_TESTS_BUBBLES_STATE,                           ///< Wet self-test air bubble detectors state.
+    WET_SELF_TESTS_PRIME_CHECK_STATE,                       ///< Prime check wet self-tests state, checks for primed patient lines.
+    WET_SELF_TESTS_BLOOD_LEAK_DETECTOR_STATE,               ///< Blood leak detector self-test state.
+    WET_SELF_TESTS_FIRST_DISPLACEMENT_SETUP_STATE,          ///< Setup valve and start dialysate pump for first displacement.
+    WET_SELF_TESTS_FIRST_DISPLACEMENT_STATE,                ///< Fill reservoir 2 with 100 mL of dialysate from reservoir 1 state.
+    WET_SELF_TESTS_FIRST_DISPLACEMENT_VERIFY_STATE,         ///< After first displacement completed verify state.
+    WET_SELF_TESTS_SECOND_DISPLACEMENT_SETUP_STATE,         ///< Setup valve and start dialysate pump for second displacement.
+    WET_SELF_TESTS_SECOND_DISPLACEMENT_STATE,               ///< Fill reservoir 1 with 300 mL of dialysate from reservoir 2 state.
+    WET_SELF_TESTS_SECOND_DISPLACEMENT_VERIFY_STATE,        ///< After first displacement completed verify state.
+    WET_SELF_TESTS_STOPPED_STATE,                           ///< Wet self-test stopped state.
+    WET_SELF_TESTS_COMPLETE_STATE,                          ///< Wet self-test complete state.
+    NUM_OF_WET_SELF_TESTS_STATES                            ///< Number of wet self-tests states.
+};
+/// Type for wet self-tests enumeration.
+typedef enum Wet_Self_Tests_States WET_SELF_TESTS_STATE_T;
 
 /**@}*/