Fuse Box su Amazon - Fuse Box a prezzi bassi. AdSpedizione gratis (vedi condizioni) How to Replace Air Conditioning Fuses | Dengarden dengarden›Home AppliancesHow to Replace Air Conditioning Fuses. Updated on May 4, fuse box, or power supply. If the fan on the outside and inside AC unit both come on,Reviews: 51Author: Dan Robbins Central air conditioner fuse What is central air conditioner fuse? different size fuses in the outside disconnect box? I have a 20 amp and a 30amp fuse. to use the central ac unit.