Buying a house with a fuse panel? Here's what you should Oct 13, 2011Here's what you should know. Old electric services will have fuses, and old electric services can have problems. This is why people get scared of fuses. A typical 60 amp fuse box might have one 240 volt circuit for an air conditioner or electric range, plus four more fuses for the rest of the wiring in the home.Author: Reuben Saltzman I need help understanding an old fuse box - Houzz I have an old fuse box that blew a fuse and I am not sure how to replace it. It has a row of 4 edison screw type fuses. The middle 2 are red and say "time delay fuse 20Amp." The outter two are clear. Abbove this row of 4 fuses are two carriages side by side. The one on the left says "..