Index: dialin/common/msg_ids.py
===================================================================
diff -u -rc1ec3baacb779f5176e3a7a619fe49f2dc4c19cd -r2f84b99b836aa1f5646a789e4b21db51c764b514
--- dialin/common/msg_ids.py	(.../msg_ids.py)	(revision c1ec3baacb779f5176e3a7a619fe49f2dc4c19cd)
+++ dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 2f84b99b836aa1f5646a789e4b21db51c764b514)
@@ -220,6 +220,7 @@
     MSG_ID_DG_HEAT_DISINFECT_ACTIVE_COOL_DATA = 0xC5
     MSG_ID_DG_START_STOP_HEAT_DISINFECT_ACTIVE_COOL = 0xC6
     MSG_ID_HD_AIR_PUMP_DATA = 0xC7
+    MSG_ID_HD_SEND_CHEM_FLUSH_SAMPLE_PASS_FAIL_TO_DG = 0xC8
 
     MSG_ID_CAN_ERROR_COUNT = 0x999
 
Index: tests/dg_tests.py
===================================================================
diff -u -r0448a5c20523f3bd085494b5f797c833a3a0e46d -r2f84b99b836aa1f5646a789e4b21db51c764b514
--- tests/dg_tests.py	(.../dg_tests.py)	(revision 0448a5c20523f3bd085494b5f797c833a3a0e46d)
+++ tests/dg_tests.py	(.../dg_tests.py)	(revision 2f84b99b836aa1f5646a789e4b21db51c764b514)
@@ -563,7 +563,7 @@
 def run_chemical_disinfect():
     complete_counter = 1
     f = open("/home/fw/projects/dialin/tests/chemical_disinfect.log", "w")
-    dg.hd_proxy.cmd_start_stop_dg_chemical_disinfect()
+    #dg.hd_proxy.cmd_start_stop_dg_chemical_disinfect()
     #dg.hd_proxy.cmd_start_stop_dg_chemical_disinfect_flush()
 
     try:
@@ -657,40 +657,6 @@
         #    print(event)
 
 
-def run_nelson_support_modes():
-
-    dg.heat_disinfect.cmd_set_nelson_support_mode(NelsonSupportModes.NELSON_POS_CONTROL_HEAT_DISINFECT.value)
-
-    f = open("/home/fw/projects/dialin/tests/Nelson_Support.log", "w")
-
-    try:
-        while True:
-
-            disinfect = get_heat_disinfect_mode_info()
-            #disinfect = get_chemical_disinfect_mode_info()
-            drain = get_drain_states_info()
-            load_cell = get_load_cells_info()
-            valves = get_dg_valves_states()
-            ro = get_ro_info()
-            temp = get_temperature_sensors_info()
-            heaters = get_heaters_info()
-            uv = get_uv_reactors_info()
-            dg_fans = get_dg_fans_info()
-            hd_fans = get_hd_fans_info()
-            conc = get_concentrate_pumps_info()
-
-            var = disinfect + load_cell + drain + ro + temp + heaters + uv + dg_fans + hd_fans + valves + conc + '\r'
-
-            print(var)
-            f.write(var)
-            sleep(1)
-
-    except KeyboardInterrupt:
-        dg.hd_proxy.cmd_start_stop_dg_heat_disinfect(start=False)
-        dg.hd_proxy.cmd_start_stop_dg_chemical_disinfect(start=False)
-        f.close()
-
-
 if __name__ == "__main__":
     dg = DG(log_level='DEBUG')
     dg.cmd_log_in_to_dg()
@@ -699,13 +665,13 @@
     hd.cmd_log_in_to_hd()
     sleep(1)
 
-    #run_heat_disinfect()
+    run_heat_disinfect()
 
     #run_flush_mode()
 
     #run_chemical_disinfect()
 
-    #run_chem_disinfect_flush_mode()
+    #hd.alarms.cmd_alarm_state_override(319, 1)
 
     #run_dg()
 
@@ -715,8 +681,6 @@
 
     #collect_hd_treatment()
 
-    #run_nelson_support_modes()
-
     #while True:
     #    print(get_hd_fans_info(), get_dg_fans_info(), get_temperature_sensors_info())
     #    print(get_dg_valves_states())
@@ -733,20 +697,4 @@
 
     #hd.cmd_hd_software_reset_request()
 
-    #dg.cmd_dg_software_reset_request()
-    #sleep(6)
-    #dg.temperatures.cmd_temperatures_value_override(0, 30)
-    #sleep(1)
-    #dg.valves.cmd_valve_override(8, 1)
-    #sleep(1)
-    #dg.pressures.cmd_pressure_override(0, 4)
-    #dg.conductivity_sensors.cmd_conductivity_sensor_override(0, 3000)
-    #hd.valves.cmd_set_hd_valve_position(0, 1)
-    #sleep(0.5)
-    #hd.valves.cmd_set_hd_valve_position(1, 1)
-    #leep(0.5)
-    #hd.valves.cmd_set_hd_valve_position(2, 1)
-    #sleep(0.5)
-    #hd.valves.cmd_set_hd_valve_position(3, 1)
-    #sleep(0.5)