How to Replace Fuses in Washing Machines | Hunker One fuse sits in the power cord to the washing machine and will blow if a power surge reaches the washer. The other fuse sits in the lid switch on some machines; if the washer overheats or there is a power surge, the washer will not run again until the fuse in the switch is replaced. Washer & Dryer Thermal Fuses for Whirlpool for sale | eBay Get the best deals on Washer & Dryer Thermal Fuses for Whirlpool when you shop the largest online selection at eBay. Free shipping on many items Genuine Dryer Thermal Fuse part number WP3392519 (3392519). Open box. Seller refurbished. Used. For parts or not working. Price. Under $8. $8 to $15.