Office web apps 2013 Exception

I set up new Office Web AppFarm with HTTPS.

I usedthese manual.

When i open document in library i have errors:

In Web Apps ULC log:

Health report by PowerPointViewingServicesWatchdog_Web: Agent: WebPPTViewer, eventId: 1188, eventType: Error, categoryId: 0, eventMessage: PowerPointViewingServicesWatchdog_Web reported status for WebPPTViewer in category 'WfeRedirect'. Reported status: Exception when checking /default.aspx: System.Net.WebException: Unable to connect to the remote server ---> 
System.Net.Sockets.SocketException: No connection could be made because the target machine actively refused it 10.10.1.10:80   
at System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress)   
at System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6, Socket& socket, IPAddress& address, ConnectSocketState state, IAsyncResult asyncResult, Exception& exception)     -
-- End of inner exception stack trace ---   
at System.Net.HttpWebRequest.GetResponse()   
at Microsoft.Office.Web.Common.WatchdogHelper.CheckWfeRedirect(ServiceInstance instance, Int16 category, String categoryName)

System.Net.Sockets.SocketException: No connection could be made because the target machine actively refused it 10.10.1.10:80 at System.Net.Sockets.Socket.DoConnect

How can i solve it?

(OWAS installed on a separate Hyper-V VM 2012 Server, all firewalls disabled)