Locate the confirguration file located at C:\Program Files (x86)\MYOB\API\<version\YOB.AccountRight.API.WindowsServiceHost.exe.config
Change the instances of 'LocalHost' to the server name... mainly in this area
<appSettings>
<add key="UserSessionTimeout" value="7"/>
<add key="HomeName" value="AccountRight"/>
<add key="PublicAddressServer" value="localhost"/>
<add key="PublicAddressPort" value="8080"/>
<add key="InstallationAddress" value="http://localhost:8080"/>
<add key="ExecutionContext" value="WindowsService"/>
<add key="InstallationContext" value="NETWORK"/>
<add key="HttpsOnly" value="false"/>
<add key="MaxReceivedMessageSize" value="1048576"/>
</appSettings>