Roper Microwave Repair in Philadelphia

Where Roper microwaves exist, they are basic countertop or over-the-range units built on Whirlpool platforms.

Our Roper microwave jobs mostly come down to failed magnetron, bad door switch, worn fan motor, and faulty control board. When people call, they typically report one of these: runs but won't heat, fan won't stop, and door switch failed. If the microwave runs but won't heat, the high-voltage section needs a technician's check. A microwave that runs without heating usually has a failed magnetron, diode or high-voltage capacitor, and none of these are DIY parts because the capacitor can hold a dangerous charge.

Whirlpool's fuse and door switch layout carries over to Roper microwaves, so a fuse that blows when the door shuts usually points to a failed switch. On low-cost models, high-voltage faults are often not worth fixing. The safe, inexpensive causes are best ruled out first.

Humid summer cooking leaves condensation inside a microwave, and wiping the cavity dry keeps the waveguide cover from absorbing grease and moisture. On an over-the-range model we also check the fan, the light and the vent damper.

Most Roper parts carry the same part numbers as entry-level Whirlpool models, which keeps them cheap and easy to find. The worn fan motor and repairs like it are quoted in writing before we start.

Close the door gently, since slamming it is the usual way door switches fail. Calls about blank display are a good example of why we diagnose Roper microwaves before ordering anything.