Wmh31017fs-0 Parts

The 40W Light Bulb is an OEM replacement part for Whirlpool microwave ovens. It is a standard-size bulb designed to provide illumination inside the microwave cavity, allowing you to easily view and monitor the cooking or reheating process.

Symptoms of a faulty microwave light bulb include:

• Dimming or flickering light during operation
• Complete bulb failure or no illumination within the cavity
• Discoloration or physical damage to the bulb itself

Causes of a bad microwave light bulb can include normal wear and tear over time, electrical surges or voltage fluctuations, or physical impact or vibration during use.

This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore microwave oven models.

The Grease Filter is an OEM part for Whirlpool microwaves, designed to enhance the performance of over-the-range units. This filter maintains the appliance's efficiency and the kitchen's air quality by capturing grease and other particles from the air that circulates through the microwave during cooking.  

Signs of wear and tear or damage can affect not only the microwave's performance but also the cleanliness of your kitchen environment. Regular maintenance, including cleaning and replacing the grease filter as necessary, is essential for keeping your microwave functioning optimally and ensuring the air in your kitchen remains clean.

Symptoms that indicate a need for replacement:

• Decreased ventilation efficiency, resulting in lingering cooking odors
• Reduced airflow, which can cause the microwave to overheat
• Visible grease buildup and difficulty cleaning the filter

This OEM Whirlpool part can also be used on Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore/Sears brand appliances.

The Door Switch is an OEM part for Whirlpool microwaves. It serves a critical safety function by ensuring that the microwave only operates when the door is securely closed. This switch prevents the appliance from starting if the door is open, safeguarding users from exposure to microwave radiation. 

Symptoms of a bad Door Switch include:

• Microwave not starting or intermittently stopping,
• The microwave continuing to operate when the door is opened,
• Unusual sounds coming from the door area when opened or closed.

Causes of door switch failure typically involve mechanical wear from regular use, accidental damage from forcefully closing or opening the door, or alignment issues causing improper contact.

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

The Microwave Door Interlock Switch is an OEM part for Whirlpool microwaves. This safety device ensures that the microwave only operates when the door is securely closed. The interlock switch prevents the microwave from running with the door open, protecting users from exposure to microwave energy.

You should replace the door interlock switch if it becomes faulty or damaged. Causes of a bad switch can include wear and tear from frequent use, electrical malfunctions, or physical damage from slamming the microwave door.

Symptoms of a bad microwave door interlock switch include:

• Microwave not starting or running intermittently
• Microwave running with the door open
• Error messages or safety warnings
• The interior light not turning on or off properly

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

The Mounting Plate is an OEM part for Whirlpool microwaves. This part is designed to mount and stabilize the microwave over the range, ensuring it is safely anchored in its designated space. The mounting plate serves as an interface between the microwave and the wall or cabinet, distributing the weight evenly and providing a firm foundation for the appliance.

Causes of a bad Mounting Plate can stem from improper installation, which may lead to undue stress and eventual warping or weakening of the material.

Symptoms of a bad Mounting Plate include:

• Loose microwave unit
• Difficulty in aligning or installing the microwave 
• Visible signs of wear, rust, or damage on the plate

This OEM Whirlpool part can also be used on Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore/Sears brand appliances.

The Bottom Interlock Support is an OEM part for Whirlpool microwaves. This component plays a crucial role in ensuring the microwave door latches securely, maintaining a proper seal for safe and efficient operation.

Over time, the bottom interlock support can wear out or become damaged due to regular use, physical impact, or issues with the door mechanism. A faulty interlock support can compromise the microwave’s safety features and proper functioning.

Symptoms of a bad bottom interlock support include:

• The microwave door not closing properly or securely
• The microwave not starting or stopping unexpectedly
• Error messages related to door latch or interlock issues
• Visible damage or wear on the interlock support

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

The Microwave Top Interlock Support is an OEM part for Whirlpool microwave ovens. It is an essential safety component that helps ensure the microwave door is securely closed and locked before the microwave can operate.

Causes of a faulty Top Interlock Support include physical damage from impact or wear over time, as well as failure of the internal mechanisms that detect the door's position.

Symptoms of a bad Microwave Top Interlock Support include:

• Microwave does not start or operate when the door is closed
• Door appears closed but microwave will not run
• Microwave starts with the door open, posing a safety hazard
• Error codes related to the door interlock system

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

The Light Socket is an OEM replacement part for Whirlpool microwaves. This socket holds and supplies power to the light bulb inside the microwave, illuminating the interior when the door is opened or when the microwave is in use. It ensures that users can easily monitor the cooking process and check the condition of the food.

Over time, the light socket can become worn out or damaged due to regular use, electrical surges, or the heat generated within the microwave. Corrosion or buildup on the contacts can also impair the socket’s ability to provide a stable connection to the light bulb, leading to intermittent or complete failure of the light.

Symptoms of a bad light socket include:

• The interior light not turning on when the door is opened or during operation
• Flickering or dimming of the light
• The light bulb frequently burning out
• Electrical arcing or sparking from the socket area

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

The Microwave Door Switch is an OEM replacement part for Whirlpool microwaves. It is important for safety as it detects when the door is properly closed and latched before initiating cooking cycles. The switch prevents operation if the door is ajar.

Causes of a bad door switch can include wear and grime accumulation over many years of use, impact damage, or failures in the plastic actuator or electrical components.

Symptoms of a bad door switch include:

• The microwave failing to start cooking even with the door closed and latched
• Error messages related to the door position being displayed
• Inability to lock or properly sense the closed door position

This genuine Whirlpool OEM replacement part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

This OEM microwave top mounting screw is for mounting microwave ovens to upper cabinets. Replace if you've lost one of the original mounting screws or they've become damaged. This gold screw made of heavy-duty metal can be installed with a screwdriver and socket set. Measuring approximately 3 inches in length, this top mounting screw is sold individually.

The mounting bracket assembly requires two mounting screws. Make sure to order the number needed for your microwave oven. Remember to unplug your microwave before installing the mounting bracket assembly. Tighten the mounting screw with the screwdriver, being careful not to overtighten it. This can strip the threads on the screw.

Choose this OEM replacement part to ensure a secure and safe installation. It's designed to fit microwaves from top brands such as Whirlpool, Roper, Estate, Inglis, Maytag, Amana, and KitchenAid.

*** Note: This glass tray has 3 triangles to engage the coupler. In some cases, the factory used a tray that has 3 partial-circles. For that glass tray use part# 4393799. ***

The Glass Tray is an OEM part for Whirlpool built-in microwaves. This heat-resistant glass plate helps distribute incoming microwave energy evenly throughout cooking cycles. 

Causes include normal thermal stress cracks from rapidly changing microwave temperatures daily. Accidental impact damage is also possible if rack assemblies are mishandled.

Symptoms of a problematic glass tray include:

• Inconsistent or inadequate microwaving of certain foods
• Hotter or cooler areas noticed depending on placement
• Visible corrosion, cracks or pitting of the tray surface over time
• Sparking, arcing or strange noises from inside the microwave cavity

This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper and some Kenmore models.

Note: If your original control board had a P4 connector for the thermistor, this new board has it integrated internally so the original thermistor connection is no longer necessary. It can be left unconnected in the microwave cavity.

The Electronic Control Board is an OEM part for Whirlpool microwaves. It manages and regulates the microwave's functions, including power levels, cooking times, and various preset options. This control board is essential for ensuring accurate operation and user control over the microwave's features.

Causes of a bad control board can include power surges, electrical shorts, moisture exposure, or general wear and tear over time. These factors can damage the circuitry and components of the board, leading to malfunction.

Symptoms of a bad electronic control board include:

• Microwave not starting or responding to commands
• Display screen not working or showing incorrect information
• Inability to select or change cooking settings
• Microwave shutting down unexpectedly during operation

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

The Microwave Coupler is an OEM part for Whirlpool microwaves. This component connects the microwave’s turntable motor to the turntable tray, allowing the tray to rotate and ensure even cooking of food. The coupler is a small but vital part that ensures the proper movement of the turntable, contributing to the microwave's overall efficiency.

Causes of a bad coupler can include wear and tear from regular use, accidental damage from heavy items placed on the turntable, or misalignment issues. A malfunctioning coupler can lead to uneven cooking and potential damage to the microwave’s internal components.

Symptoms of a bad microwave coupler include:

• The turntable not rotating
• Uneven cooking or heating of food
• Grinding or clicking noises during operation
• The turntable tray wobbling or not staying in place

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

This is a thermal safety fuse that opens the circuit if temperatures rise beyond a safe limit, protecting the appliance from overheating and preventing further damage. Replacing a failed fuse restores power to the affected circuit once the underlying cause is addressed.

• Monitors temperature in a protected circuit and cuts power if unsafe heat is detected
• Helps prevent overheating-related damage
• Typical failure signs: no power/no operation, cycle won't start, shuts off mid-cycle after overheating event
• Must not be bypassed; replace if open and investigate the root cause of overheating

• Unplug appliance or disconnect power before service
• Verify the fuse is open with a multimeter; replace only after correcting any airflow/overheating issues
• Install in the same orientation and location as the original to ensure proper temperature sensing
• Handle wiring carefully; transfer connectors one at a time to avoid miswiring

The Interlock Cam Plate is an OEM part for Whirlpool microwaves. It is responsible for securing the microwave door to notify the unit that the door is closed. It works in conjunction with other components to ensure proper alignment and engagement of the door. This allows the microwave to function safely and efficiently.

Causes of a faulty interlock cam plate can include wear and tear over time, damage due to regular use or mishandling, or malfunctioning internal components. These factors can result in issues such as the door not closing properly, difficulty in starting or operating the microwave, or safety concerns.

Symptoms of a bad interlock cam plate may include:

• The door not closing or latching properly
• The microwave not starting or operating when the door is closed
• Flickering interior lights

This OEM Whirlpool part can also be used on Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore/Sears brand appliances.

The Upper Cabinet Template is an OEM part for Whirlpool microwaves. This template is used during the installation of the microwave to ensure correct placement and alignment within the upper cabinet, providing guidance for drilling holes and securing the microwave in place.

Causes of a bad or missing template can include misplacement, wear and tear from repeated use, or damage during the installation process.

Symptoms of a bad or missing upper cabinet template include:

• Difficulty aligning the microwave properly within the cabinet
• Incorrect placement of mounting holes
• The microwave not sitting securely or level
• Challenges during the installation process

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.