Panasonic Microwave Waveguide Cover F20559Y00AP

Is This the Right Part?

Common Symptoms

• Sparking or arcing during operation
• Burning smell during operation
• Visible discoloration, scorching, cracking, puncture, or burn-through of the cover
• The cover is loose, damaged, or will not remain in place

Check Before Replacing

• Stop the microwave immediately if sparking, smoke, or a burning smell occurs; unplug it if it can be done safely.
• After the oven is cool, inspect the waveguide-cover area for food residue, grease buildup, discoloration, cracks, holes, or other visible damage.
• Check that the cover is present and seated in its original position without forcing or bending it.
• Confirm that the cavity is clean and that no metal, foil, metallic trim, or other prohibited cookware caused the arcing.
• Do not remove the microwave's outer cabinet or test for microwave leakage; refer internal service work to an authorized technician.

Pro Tip

Part Details

Installation Notes

• Disconnect power and allow the microwave cavity to cool before handling the part.
• Use the model-specific service or operating documentation to confirm the cover's orientation and attachment method.
• Do not operate the microwave with the cover missing, damaged, loose, or incorrectly positioned.
• Do not remove the microwave's outer cabinet or perform work involving microwave-energy shielding unless qualified and authorized to do so.
• After installation, verify that the replacement is seated securely and that the cavity is clean before returning the appliance to service.

Verified Compatible Models

NNSA631B, NNSA631W, NNSA651S, NNSA661S, NNSD654B, NNSD654W, NNSD681S, NNSN67HST, NNSN643S, NNSN651B, NNSN651W, NNSN653S, NNSN661S, NNSN671S, NNSN686S

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.