WARNING : You typically only have 60 days to Register your new equipment for your extended warranty to become active. If you do not register your product within 60 days, then the manufacturers standard warranty will be effective.
Important.. Before Registering your unit.. please have the equipment serial numbers handy. Serial numbers are located on manufacturers dataplate on side of equipment.
You should not have to take apart any equipment to get this information.
If you need help.. Please call 972-804-4247
For New Rheem Equipment Click on the following Link
For New Trane Equipment Click on the following Link
Trane Warranty Registration https://warranty.ingersollrand.com/wrApp/index.html#/trane/welcome