Index: leahi_dialin/common/msg_ids.py
===================================================================
diff -u -rac344e50f31d776075a64f775b38244531f880d6 -r844cb063f103df0ee1ffccfd2ac06fcba34c57ce
--- leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision ac344e50f31d776075a64f775b38244531f880d6)
+++ leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 844cb063f103df0ee1ffccfd2ac06fcba34c57ce)
@@ -113,7 +113,6 @@
     MSG_ID_TD_TREATMENT_PAUSED_TIMER_DATA = 0x5B
     MSG_ID_DD_UF_DATA = 0x5C
     MSG_ID_FP_PERMEATE_TANK_DATA = 0x5D
-    MSG_ID_DD_SPENT_CHAMBER_FILL_DATA = 0x5E
     MSG_ID_DD_BLOOD_LEAK_DATA = 0x60
 
     MSG_ID_DD_PISTON_PUMP_CONTROL_DATA = 0xF0
@@ -244,9 +243,9 @@
     MSG_ID_DD_HEATERS_PWM_PERIOD_OVERRIDE_REQUEST = 0xA03C
     MSG_ID_DD_PRE_GEND_MODE_DATA_PUBLISH_OVERRIDE_REQUEST = 0xA03D
     MSG_ID_DD_POST_GEND_MODE_DATA_PUBLISH_OVERRIDE_REQUEST = 0xA03E
-    MSG_ID_DD_START_PRE_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST = 0xA03F
-    MSG_ID_DD_STOP_PRE_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST = 0xA040
-    MSG_ID_DD_STOP_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST = 0xA041
+    MSG_ID_DD_AVAILABLE_TO_USE_3 = 0xA03F
+    MSG_ID_DD_SPENT_CHAMB_FILL_DATA_PUBLISH_OVERRIDE_REQUEST = 0xA040
+    MSG_ID_DD_AVAILABLE_TO_USE_4 = 0xA041
     MSG_ID_DD_SAFETY_SHUTDOWN_OVERRIDE_REQUEST = 0xA042
     MSG_ID_DD_SET_TEST_CONFIGURATION = 0xA043
     MSG_ID_DD_GET_TEST_CONFIGURATION = 0XA044