Parts for Kenmore 790.48809100 (79048809100, 790 48809100): Microwave Parts

This is an electrical noise filter that suppresses electromagnetic interference generated by the microwave during operation. It prevents electrical noise from traveling back through the power line and affecting other electronics in your home. Replace this filter if the microwave trips breakers, causes interference with nearby devices, or fails to power on.

This noise filter reduces electromagnetic interference generated by the microwave's electronics, preventing it from affecting other nearby appliances or electronic devices. It is typically located near the power input inside the microwave cabinet. Replace this filter if the microwave causes static on radios or TVs, trips breakers intermittently, or if the filter shows visible signs of burning or damage.

The Door Switch is an OEM replacement part for Frigidaire wall ovens. It is a component located on the oven door that detects when the door is opened and closed. The door switch works alongside the control board to regulate oven operations based on door position.  

Symptoms of a bad door switch can include:

• Oven failing to automatically go into bake or warm modes after door closure
• Interior lights not turning on when the door is opened
• Control buttons/display remaining constantly lit instead of dimming
• Oven not heating or functioning properly in different modes

Causes relate to normal wear over extended use as the door switch mechanism cycles with frequent door openings and closings. Moisture exposure or impacts could also degrade switch performance.

This OEM Frigidaire switch is compatible with Amana, Jenn-Air, KitchenAid, and some Electrolux wall oven models as well.

This is a thermal fuse designed to protect the microwave's electrical circuit from overheating or power surges. It is a one-time-use safety device that blows to cut power when unsafe conditions are detected. Replace this fuse if the microwave is completely dead and will not power on at all.

This is a replacement light bulb for the interior cavity of a microwave oven. It illuminates the cooking area so you can monitor food while it heats. Replace this bulb if the interior light no longer turns on when the door is opened or during operation, and you have confirmed the bulb socket and wiring are functioning properly.

Replace your microwave's light socket if bulbs fail to illuminate despite having power. Restores interior or under-cabinet lighting. Verify fit by model.

This evaporator fan motor circulates cold air across the evaporator coil to keep the refrigerator and freezer compartments cold and balanced. Replacing a failing fan restores proper airflow and helps maintain set temperatures. What it does:

• Spins the evaporator fan blade to move air over the evaporator coil for even cooling
• Helps prevent ice build-up from poor airflow and uneven compartment temperatures
• Commonly needed when you hear a loud humming, rattling, or no airflow from the fridge section
• Supports defrost system performance by ensuring warm air is not trapped near the coil

• One evaporator fan motor

• Disconnect power to the appliance before starting any repair
• Typically accessed by removing the evaporator cover inside the freezer compartment
• Handle wiring and connector clips carefully; ensure correct orientation of the fan blade before reassembly

Microwave not heating? This high voltage transformer powers the magnetron to generate heat. Critical component requiring careful installation.

Microwave won't heat or makes humming noise? This capacitor works with the magnetron to generate heat. Moderate difficulty repair, 30-45 minutes.

Microwave not heating? The high voltage diode converts AC to DC for the magnetron. Common failure part when food stays cold. Moderate skill repair.

If your microwave isn't heating food or heats unevenly, the magnetron may have failed. This high-voltage tube generates microwave energy for cooking.

Turntable stops rotating or turns briefly then stops? This motor restores rotation in microwaves. Requires bottom panel access and unit removal.

Microwave not heating? A failed transformer prevents the magnetron from generating heat. This high-voltage component requires electrical expertise to install.

This convection fan assembly circulates hot air inside the oven for faster, more even baking and roasting. Replace a damaged or noisy fan to restore proper convection airflow and consistent cooking results. What it does:

• Circulates heated air around the oven cavity to promote even temperature distribution
• Restores convection cooking performance when original fan is damaged or fails
• Stops or reduces rattling, scraping, or grinding noises caused by a warped blade or worn motor
• Helps prevent hot spots and uneven baking caused by poor airflow

• Disconnect power to the appliance before beginning any repair to avoid electrical shock.
• Handle sharp sheet metal and internal oven components with care; wear gloves and eye protection.
• Basic hand tools are typically required; follow the appliance's service manual for model-specific removal and replacement steps.

Door hinge for microwaves and wall ovens. Replaces worn, broken, or damaged hinges that prevent proper door alignment and smooth operation.

Replacement door hinge for microwaves and wall ovens. Installs on the door frame to support smooth opening and closing. Needed when hinge is broken or worn.

Replacement door latch hook for microwaves. Secures the door latch assembly to keep the door properly closed. Needed when the hook is broken or worn.

The Latch is an OEM replacement part for Frigidaire built-in microwaves. Securely mounted to the top interior section of the microwave cavity door, the positive-locking latch holds the door safely shut during operation. Crafted from corrosion-resistant materials for extended use, the latch handle withdraws the hook mechanism with a simple pull to conveniently access food within.

Symptoms of a bad latch include:

• The microwave door popping or falling open unexpectedly  
• Difficulty closing or fully engaging the secure latch hook 
• Wear signs like loose mounting points or a worn handle

Causes can involve repeated opening/closing cycles gradually loosening mounting fixtures, or parts rendered ineffective by moisture intrusion over time.

Replacing this Frigidaire OEM latch prevents potential microwave door opening during cooking cycles. Compatible with Electrolux, Gibson, Kelvinator, and Kenmore built-in models.

Fixes microwave turntable that won't rotate or makes grinding noises. This cam guides the turntable rotation mechanism. Simple 10-minute repair.

Microwave door won't latch or close properly? This door cam guides the latch mechanism for secure closure. Common fix for alignment issues.

Connects the turntable motor to the rotating glass tray in your microwave. Replace if the coupler is cracked, broken, or missing and the tray won't rotate.

Access panel cover that protects internal microwave components. Replace if cracked, broken, or missing to restore finished appearance and prevent dust entry.

This replacement angle is a small metal mounting bracket used to secure components in place on compatible Frigidaire appliances. It restores proper positioning and support for panels or assemblies that rely on a fixed bracket. What it does

• Provides a sturdy mounting point to hold panels, rails, or small assemblies in alignment.
• Replaces bent, cracked, or missing brackets that allow shifting or vibration.
• Helps stop rattling, misalignment, or loose panels caused by a damaged bracket.
• Works as a direct-fit hardware piece when the original bracket is worn or broken.

• Installer should turn off power to the appliance and unplug before starting work.
• Use appropriate hand tools; bracket fasteners may require small screws or bolts.
• Keep track of removed fasteners and any shims or spacers—reinstall in the same order.

Spring component for microwave ovens. Installs internally to provide tension or support. Replace if spring is broken, stretched, or missing for proper function.

This replacement appliance label restores the factory information decal used for model, serial, wiring or safety references so important data is readable and accessible. It helps owners identify the appliance and its key specifications. What it does:

• Replaces a torn, faded or missing factory information decal
• Restores legible model, serial or safety information often required for service
• Helps ensure wiring, ratings and safety markings are visible
• Useful when reconditioning panels or after cosmetic repairs

• Clean and dry the mounting surface before applying to ensure good adhesion
• Align the label carefully; press from one edge to the other to avoid bubbles
• Avoid installing on hot or oily surfaces; allow recently painted surfaces to fully cure
• Disconnect power to the appliance first and follow manufacturer service instructions

This is a thermal cut-out safety device that shuts off the microwave when internal temperatures exceed safe operating limits. It functions as a protective thermostat to prevent overheating and potential damage to the appliance. Replace this part if the microwave shuts off unexpectedly during use, fails to power on, or if the unit is overheating.

Microwave not responding to buttons or display blank? This control board regulates all functions and user interface. Restores reliable operation.

This holder is a small mounting bracket that secures internal appliance components to prevent movement and maintain proper alignment, helping reduce noise and keep parts functioning reliably. What it does:

• Secures and positions an internal component or assembly to the appliance frame
• Prevents shifting or sagging that can cause rattling or misalignment
• Helps maintain proper spacing for connected parts to operate correctly
• Reduces noise caused by loose fittings or vibration

• Recommended for users comfortable with appliance repair; disconnect power before servicing
• Remove adjacent panels or components as needed for access; keep fasteners organized
• Inspect mating surfaces and replace any damaged screws or clips for a secure fit

This complete door assembly replaces a damaged or worn door to restore sealing, alignment, and normal operation. It provides a ready-to-install replacement that helps stop air leaks and improves temperature control and usability. What it does:

• Replaces the appliance door structure so it opens, closes, and latches correctly
• Restores the door sealing surface to prevent air and moisture infiltration
• Helps resolve symptoms like poor temperature control, frost buildup, or visible door damage
• Eliminates rattling or misalignment caused by bent or broken door components

• Disconnect power (and water, if applicable) before beginning repair
• This assembly can be heavy or awkward—have a helper available for safe handling
• Align and secure mounting points per OEM instructions; test latch and seal before finishing
• If gasket or trim appears damaged, replace those components for optimal performance

This is a small silicone packing seal that fits around the turntable motor shaft where it passes through the microwave floor. It prevents moisture, grease, and food debris from reaching the motor and internal components below the cooking cavity. Replace this seal if you notice leaking beneath the turntable plate or if the original seal has become brittle, torn, or displaced.

This is a spark ignition switch with an attached wire harness that connects to the ignition system on a gas range or wall oven. It sends an electrical signal to the spark module to ignite the gas burner when the control knob is turned. Replace this assembly if burners fail to ignite, spark intermittently, or if the wiring is damaged or burned.

Wire harness for microwave ovens. Connects electrical components inside the unit. Replace if wires are frayed, burned, damaged, or connections broken.

This is a replacement adhesive label used to restore factory markings, warnings, or identification on compatible appliances. It keeps information visible and helps maintain safe, compliant appliance operation. What it does:

• Replaces a faded, torn, or missing appliance label so model, serial, or safety info is readable
• Restores factory-applied warnings or operating instructions that are required for safe use
• Adhesive backing secures the label to a flat, clean surface for long-lasting adhesion
• Helps owners identify the appliance and its important markings during service

• One adhesive replacement label

• Clean and dry the surface thoroughly before applying; remove grease, dust, and old adhesive residue
• Align carefully, peel backing, and press firmly from one edge to the other to avoid air bubbles
• Do not apply to hot surfaces or in high-humidity conditions until surface is cool and dry
• Ensure the replacement is placed in the same visible location

Wire harness for microwave ovens. Connects electrical components inside the cabinet. Replace if wires are frayed, damaged, or connectors are broken.

This replacement appliance label provides the factory identification and safety information fastened to the appliance so you can read model/serial and safety/warning text clearly. It restores legible markings for servicing and ownership records. What it does

• Shows the appliance identification, model/serial or rating area and factory safety/warning text so technicians and owners can service data.
• Helps ensure required safety and operating instructions remain visible and readable.
• Replaces a torn, faded, or missing label that can make identification and troubleshooting harder.
• Supports accurate parts ordering and service by restoring the original markings.

• One replacement label

• Peel-and-stick replacement; clean and dry the surface thoroughly before applying.
• Align carefully and press from one edge to the other to avoid bubbles; firm pressure ensures adhesion.
• Do not stretch or trim the label unless explicitly specified by the equipment instructions.
• For safety, disconnect power or follow manufacturer safety precautions before working near electrical components.

This is a replacement screw used to secure appliance components and panels so assemblies stay stable and aligned. It provides a straightforward fix when a mounting fastener is missing, stripped, or damaged. What it does

• Secures panels, brackets, or trim to prevent movement and vibration
• Stops rattling or loose parts caused by missing or damaged screws
• Restores proper fit and alignment of the affected assembly
• Works wherever the OEM-designated screw of this size and thread is required

• Turn power off or unplug the appliance before working on electrical areas
• Use the proper-size driver to avoid stripping the head
• Start threads by hand, then tighten until snug — do not overtighten
• If the original screw is corroded or the hole is damaged, inspect mating parts for repair before installing

This is a replacement mounting screw used to fasten appliance panels, trim, or components. It restores secure attachment and helps eliminate rattling, loose parts, or misaligned panels for a clean, stable fit. What it does:

• Secures panels, brackets, or trim to the appliance chassis
• Stops vibration-related rattles and movement from loose fasteners
• Keeps components aligned for proper operation and appearance
• Replaces lost or stripped screws to restore factory fit

• Disconnect power and water before beginning any repair
• Use the correct screwdriver or bit to avoid stripping the head
• Thread carefully and do not overtighten; stop when snug to avoid damage
• Inspect surrounding parts and replace as needed

Replacement lever for microwave door or latch mechanisms. Installs to operate control arms and moving parts. Needed when original is cracked, broken, or worn.

This is a small plastic lever located on the right side of the microwave door assembly that actuates the door interlock safety switch. It ensures the microwave detects when the door is properly closed before allowing operation. Replace this lever if your microwave won't start, runs with the door open, or if the lever is cracked or broken.

This noise filter reduces electromagnetic interference generated by the microwave's electronics, preventing it from affecting other nearby appliances or electronic devices. It is typically located near the power input inside the microwave cabinet. Replace this filter if the microwave causes static on radios or TVs, trips breakers intermittently, or if the filter shows visible signs of burning or damage.