How to replace a electric fuel pump on a 1987 toyota motorhome?

I need to know how to replace a fuel pump on a 1987 toyota motorhome and where it is located.|||Fuel pumps are usually located in the fuel tank. So first you have to drop the tank|||U went here to get it repaired. It was great service. But im not sure where u live. But if u live close then go check it out. Heres there site.