How to time windows services using "Scheduled Tasks"

In short, you need to use the program "sc" to communicate with the services. So in a "Scheduled Task" you would put the run command as:

C:\WINDOWS\system32\cmd.exe /c sc start tomcat7

To start tomcat and of course:

C:\WINDOWS\system32\cmd.exe /c sc stop tomcat7

To stop tomcat. Fin.