Index: MsgDefs.h
===================================================================
diff -u -rbb8318dec093411e13758f37c26e0d815010d8eb -rf1d19adccd101c0ce8da3e37928400cc2284bbb1
--- MsgDefs.h	(.../MsgDefs.h)	(revision bb8318dec093411e13758f37c26e0d815010d8eb)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision f1d19adccd101c0ce8da3e37928400cc2284bbb1)
@@ -72,7 +72,7 @@
     MSG_ID_DG_RESERVOIRS_DATA = 0x28,                                   ///< DG broadcast reservoirs data
     MSG_ID_DG_SAMPLE_WATER_CMD = 0x29,                                  ///< HD request to DG to allow user to get a water sample
     MSG_ID_DG_VALVES_STATES = 0x2A,                                     ///< DG broadcast valve states
-    MSG_ID_DG_START_STOP_TRIMMER_HEATER_CMD = 0x2B,                     ///< HD request to DG to start/stop trimmer heater
+    MSG_ID_HD_START_STOP_TRIMMER_HEATER_CMD = 0x2B,                     ///< HD request to DG to start/stop trimmer heater
     MSG_ID_DG_HEATERS_DATA = 0x2C,                                      ///< DG broadcast of the heaters data
     MSG_ID_DG_TEMPERATURE_DATA = 0x2D,                                  ///< DG broadcast of the temperature sensors data
     MSG_ID_USER_UF_SETTINGS_CHANGE_CONFIRMATION_RESPONSE = 0x2E,        ///< HD response to user selection of ultrafiltration settings change option selection
@@ -255,7 +255,7 @@
     MSG_ID_PRESSURE_VENOUS_OVERRIDE = 0x8018,                           ///< Venous pressure measured override request
     MSG_ID_OCCLUSION_BLOOD_PUMP_OVERRIDE = 0x8019,                      ///< Blood pump occlusion pressure measured override request
     MSG_ID_BLOOD_ROTOR_COUNT_OVERRIDE = 0x801A,                         ///< Blood pump rotor count override request
-    MSG_ID____AVAILABLE_1 = 0x801B,                                     ///< Unused - this message ID is available for use
+    MSG_ID____AVAILABLE_11 = 0x801B,                                    ///< Message ID available
     MSG_ID_PRES_OCCL_SEND_INTERVAL_OVERRIDE = 0x801C,                   ///< Pressure and occlusion broadcast interval override request
     MSG_ID_SET_RTC_DATE_TIME = 0x801D,                                  ///< RTC set date/time request
     MSG_ID_DIAL_OUT_FLOW_SEND_INTERVAL_OVERRIDE = 0x801E,               ///< Dialysate outlet flow broadcast interval override request
@@ -436,7 +436,7 @@
     MSG_ID_DG_DRAIN_PUMP_MEASURED_RPM_OVERRIDE = 0xA046,                ///< DG drain pump measured RPM override
     MSG_ID_DG_SUPER_CLEAR_ALARMS_CMD = 0xA047,                          ///< Clears all DG alarms (even if non-recoverable or fault)
     MSG_ID_DG_ALARM_INFO_SEND_INTERVAL_OVERRIDE = 0xA048,               ///< DG alarm information broadcast interval override request
-    MSG_ID____AVAILABLE_3 = 0xA049,                                     ///< Unused - this message ID is available for use
+    MSG_ID_DG_START_STOP_TRIMMER_HEATER_CMD = 0xA049,                   ///< DG start/stop trimmer heater command
     MSG_ID_DG_GET_SW_CONFIG_RECORD = 0xA04A,                            ///< DG get software configuration record request
     MSG_ID_DG_SET_SW_CONFIG_RECORD = 0xA04B,                            ///< DG set software configuration record
     MSG_ID_DG_SEND_SW_CONFIG_RECORD = 0xA04C,                           ///< DG send software configuration record