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Jmw3430wso2 Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

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Shoulder Screw, 1
Genuine Whirlpool part
By: Whirlpool
Part Number: WP74003976

A shoulder screw that secures appliance components and provides a precise pivot or spacer point. Replaces a missing or worn screw to restore alignment, reduce rattling, and keep panels and assemblies securely in place. What it does:

  • Provides a fixed-diameter shoulder for pivots, spacers, or mounting points in assemblies.
  • Holds panels and moving components at the correct distance to prevent binding or friction.
  • A missing or worn shoulder screw can cause misalignment, rattling, or loose parts during operation.
  • Used where a smooth-bearing surface and controlled clearance are required between parts.
What's included: One shoulder screw. Install notes:
  • Disconnect power to the appliance (unplug or shut off breaker) before servicing.
  • Handle small fasteners carefully to avoid dropping into assemblies; magnetic pickup tools can help.
  • Start threads by hand to avoid cross-threading; tighten snugly but avoid overtightening.

Do-It-Yourself Stories from Customers like You Replace igniter on gas oven (maytag)   Jeffrey H. • Pelham , NH • January 03, 2020

I had to remove the oven door, which I learned is made to come off without tools. Then took out the bottom by removing two screws and lifting. Removed the screws attaching the igniter, pulled wires thru back until I could get the connector and disconnect. When the new igniter arrived, I had to change the connector. I cut the one off the old one, and spliced to the new one using solder and shrink tubing. Just reverse the procedure to install. I replaced the screws with new ones. Read more

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Oven Light Lens Cover
Genuine Whirlpool part
By: Whirlpool
Part Number: WP74004607

Oven light not working or dim? This light lens cover shields the bulb from grease and heat, restoring clear illumination. Quick snap-in replacement.

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Oven Meat Probe
Genuine Whirlpool part
By: Whirlpool
Part Number: WP7430P038-60

Oven not recognizing meat probe when inserted? This replacement meat probe restores temperature monitoring. Easy DIY fix, works right away.

Do-It-Yourself Stories from Customers like You Meat probe not working in Jenn Air oven   Tammy M. • Ona , WV • February 09, 2019

Replaced meat probe and worked right away as usual per instructions, Read more

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Microwave Rack
Genuine Whirlpool part
By: Whirlpool
Part Number: W11175831

Replacement rack for your microwave oven. Restores a stable surface for cookware when the original is cracked, broken, or missing. Ensures items stay secure.

Do-It-Yourself Stories from Customers like You Missing accessory   Robert B. • Corinth , TX • September 14, 2025

Replaced the missing accessory. Read more

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Block-Fuse (Fuse Holder)
Genuine Whirlpool part
By: Whirlpool
Part Number: W10245194

This block-style fuse holder secures and connects the appliance fuse to the wiring harness, restoring a safe electrical connection and thermal protection. Use it when the original fuse block is cracked, corroded, or no longer holding the fuse securely. What it does:

  • Holds and connects the appliance fuse to the wiring harness so the thermal/overload fuse can function.
  • Restores reliable electrical contact when the original block is cracked, melted, or corroded.
  • Addresses symptoms such as intermittent power, no heat, or appliance not starting when caused by a bad fuse connection.
  • Works with the existing fuse and wiring—does not replace the fuse itself.
What's included: One block-fuse (fuse holder) Install notes:
  • Disconnect power to the appliance before inspecting or replacing this part.
  • Replace any damaged wiring, connectors, or insulation found during replacement; do not cut corners or bypass thermal safety devices.

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Lens-Lamp (Interior Light Lens And Bulb), 1 Count
Genuine Whirlpool part
By: Whirlpool
Part Number: W11193483

This lens-lamp assembly replaces a damaged or missing interior light lens and lamp, restoring clear, protected illumination inside the appliance. It provides a covered light source that reduces glare and shields the bulb from food and debris. What it does:

  • Covers and protects the appliance interior light bulb from spills, splashes, and impact
  • Diffuses light for more even interior illumination
  • Restores proper visibility when the original lens is cracked, cloudy, or missing
  • Helps prevent direct exposure to the bulb, improving safety during use
What's included:
  • One lens-lamp assembly
Install notes:
  • Disconnect power to the appliance before starting any repair
  • Allow the bulb to cool before handling; wear gloves to protect hands and avoid fingerprints on bulb
  • Test the light function after installation to ensure proper fit and operation

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Microwave Support Mounting Bracket
Genuine Whirlpool part
By: Whirlpool
Part Number: W11684510

Replacement mounting bracket that secures internal microwave components. Restores proper alignment and stability. Ideal when original is cracked or broken.

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Oven High-Limit Safety Switch
Genuine Whirlpool part
By: Whirlpool
Part Number: WP7403P899-60

Oven won't heat or stops heating during cleaning cycle? The high-limit safety switch cuts power when temperatures exceed safe limits. Moderate DIY fix.

Do-It-Yourself Stories from Customers like You No heat from either broil or bake   Nicholas W. • Twin Peaks , CA • October 21, 2018

Started with checking temp control in the oven. Worked fine. Next was testing high limiter switch. Every place stated switch was on the back panel, found mine place under the right burner cartridge. Took some finagling to expose it. Bought a new one, two wires to disconnect along with two small screws to secure switch, slapped it in and I was in business. Oven that was out of commission for over two weeks (never buy a part from Sears, always deal with APP's!) was on the road again! Read more

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Microwave Fan Motor
Genuine Whirlpool part
By: Whirlpool
Part Number: W11344874

If your microwave overheats or ventilation has stopped working, the fan motor likely needs replacement. Circulates air to regulate temperature.

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Microwave Humidity Sensor
Genuine Whirlpool part
By: Whirlpool
Part Number: W11208292

This sensor detects moisture and temperature levels inside the microwave cavity during cooking. It communicates with the control board to regulate automatic cooking and sensor reheat cycles. Replace this part if the microwave fails to properly detect doneness, overcooks or undercooks food on sensor settings, or displays a sensor error code.

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Temperature Sensor (Thermistor)
Genuine Whirlpool part
By: Whirlpool
Part Number: W11233913

This temperature sensor monitors refrigerator temperature and sends readings to the control board so the appliance can regulate cooling. Replacing a failing sensor restores accurate temperature feedback for reliable cooling performance. What it does

  • Measures internal temperature and reports it to the refrigerator control board
  • Helps the system cycle the compressor and fans correctly for stable temperatures
  • Commonly linked to symptoms like poor cooling, frequent compressor run, or temperature-related error codes
  • Works as the sensing element for automatic defrost and temperature-control routines
What's included
  • One temperature sensor (thermistor) with attached lead
Install notes
  • Disconnect power to the appliance before servicing to avoid shock or damage
  • Handle the sensor and wiring gently; secure the lead per factory routing to avoid contact with moving parts
  • May require basic hand tools and access to the evaporator/thermostat area

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Oven Baking Rack
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10176138

Replace a cracked, bent, or missing 30-inch oven baking rack. This shelf supports pans and bakeware for even cooking and proper airflow in your oven.

Do-It-Yourself Stories from Customers like You Old oven racks   Anthony I. • Trenton , NJ • August 20, 2016

Installed new ones, the service was outstanding , one day delivery Read more

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Microwave Electronic Control Board
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10350780

Fix a microwave that won't respond to buttons or is completely dead. This main control board restores cycle selection and electronic operation.

Do-It-Yourself Stories from Customers like You Oven micro combo pronounced dead due to "every main control is broken" as told to us by Jenn Air certified technician   Clara G. • Cypress , TX • June 28, 2019

The tech spent less than 10 minutes pushing buttons on the unit and 20 to 30 minutes in his vehicle getting pricing to replace all of the controls. He offered us two options on top of the $140 service call: $4000 to fix or replace it ($5500). We had to at least try to fix it ourselves, so we cut the power, removed the unit from the wall (so heavy), removed the display board and discovered the service manual in there, which was very helpful, but was missing one of the code error descriptions we... Read more

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Arm
Genuine Whirlpool part

Arm

By: Whirlpool
Part Number: W11214480

 

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Microwave Control Board Power Transformer
Genuine Whirlpool part
By: Whirlpool
Part Number: W11238401

Control panel not responding or display flickering? This transformer supplies low-voltage power to your microwave's control board, restoring reliable operation.

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Oven Bottom Vent Trim
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10176036

Replaces cracked, broken, or missing bottom vent trim on your wall oven. Covers the lower front vent opening for a finished look and proper airflow.

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  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store