Index: dialin/dg/heat_disinfect.py
===================================================================
diff -u -rf9ade5206d6da9dc2ef510ef0d985ecc4bf44924 -rbaa70892bff2030d325d472c58129915872e3755
--- dialin/dg/heat_disinfect.py	(.../heat_disinfect.py)	(revision f9ade5206d6da9dc2ef510ef0d985ecc4bf44924)
+++ dialin/dg/heat_disinfect.py	(.../heat_disinfect.py)	(revision baa70892bff2030d325d472c58129915872e3755)
@@ -129,7 +129,7 @@
             message['message'][MsgFieldPositions.START_POS_FIELD_5:MsgFieldPositions.END_POS_FIELD_5]))[0]
         r2 = struct.unpack('f', bytearray(
             message['message'][MsgFieldPositions.START_POS_FIELD_6:MsgFieldPositions.END_POS_FIELD_6]))[0]
-        ui = struct.unpack('f', bytearray(
+        ui = struct.unpack('i', bytearray(
             message['message'][MsgFieldPositions.START_POS_FIELD_7:MsgFieldPositions.END_POS_FIELD_7]))[0]
 
         self.heat_disinfect_state = state
Index: tests/dg_heat_and_chemical_disinfect_test.py
===================================================================
diff -u -rf9ade5206d6da9dc2ef510ef0d985ecc4bf44924 -rbaa70892bff2030d325d472c58129915872e3755
--- tests/dg_heat_and_chemical_disinfect_test.py	(.../dg_heat_and_chemical_disinfect_test.py)	(revision f9ade5206d6da9dc2ef510ef0d985ecc4bf44924)
+++ tests/dg_heat_and_chemical_disinfect_test.py	(.../dg_heat_and_chemical_disinfect_test.py)	(revision baa70892bff2030d325d472c58129915872e3755)
@@ -314,15 +314,15 @@
     dg.cmd_log_in_to_dg()
     sleep(1)
 
-    #run_heat_disinfect()
+    run_heat_disinfect()
 
     #run_chemical_disinfect()
 
     #run_dg()
 
-    hd = HD()
-    sleep(1)
-    hd.ui.cmd_ui_set_standby_submode_to_disinfect()
+    #hd = HD()
+    #sleep(1)
+    #hd.ui.cmd_ui_set_standby_submode_to_disinfect()