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Dp840cwdbo 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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Screw
Genuine Whirlpool part
By: Whirlpool
Part Number: WP304231

Size: 8-18 x 1/2 inch.

Do-It-Yourself Stories from Customers like You My whirlpool gas dryer wouldn't start was stuck in the "sensing" stage   Kirill D. • Livingston , NJ • January 05, 2015

After I disassembled the dryer, I discovered that the belt was broken. Using a very handy video from the site I raced the belt and everything is back to normal Read more

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Grate (Soil Settler)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3369322

This grate captures heavy soils and debris at the bottom of the washer tub to help reduce re-deposition on clothing and keep the drain area clearer. Restores proper soil separation for more consistent wash results. What it does:

  • Traps heavy dirt and debris so it doesn't recirculate onto clothes during the wash.
  • Helps keep the drain/under-tub area clearer, reducing the chance of clogs.
  • Supports proper water flow and soil separation for improved cleaning performance.
  • Common symptoms indicating a failing or missing part: clothes still look soiled after a cycle, visible debris in the tub, or frequent drain blockages.
What's included:
  • One grate
Install notes:
  • Disconnect power and shut off water before servicing the washer.
  • Drain the tub and remove any agitator or tub components required for access.
  • Use basic hand tools; avoid forcing parts or over-tightening plastic components.

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Wet Agent Dispenser (Fabric Softener), Single
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8052027

This wet agent dispenser replaces the washer's liquid fabric softener dispenser to restore proper dispensing during the rinse cycle. It helps keep softener contained until the machine is ready to release it, improving rinse-time performance. What it does:

  • Holds and releases liquid fabric softener (wet agent) into the rinse cycle
  • Ensures softener is delivered at the correct time for even distribution
  • Stops leaking or premature release when the dispenser housing is intact
  • Commonly replaced when the dispenser cracks, clogs, or fails to dispense
What's included: One wet agent (fabric softener) dispenser cup/housing Install notes:
  • Disconnect power to the appliance before starting any repairs
  • Access method varies by model; remove dispenser drawer or top panel per your model's service instructions
  • Inspect surrounding seals and clips; replace if damaged to prevent leaks

Do-It-Yourself Stories from Customers like You No rinse agent releasing.   James G. • Valley Stream , NY • February 27, 2021

New dispenser. Read more

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Touch-Up Paint (Repair Bottle), 1 Bottle
Genuine Whirlpool part
By: Whirlpool
Part Number: W10840471

Touch-up paint for repairing small chips, scratches and scuffs on painted appliance surfaces. Restores the appearance of localized damage so repaired areas better blend with the surrounding finish. What it does:

  • Covers small chips and surface scratches to improve cosmetic appearance.
  • Helps conceal finish wear on painted metal and plastic trim.
  • Lets you spot-repair without replacing large panels or parts.
  • Works for quick, visible fixes where full repainting isn't needed.
What's included: One touch-up paint bottle. Install notes:
  • Clean and dry the repair area thoroughly before applying; remove loose paint or rust.
  • Test on an inconspicuous area first to confirm color match and compatibility.
  • Apply sparingly in thin coats with a small brush or cotton swab; allow each coat to dry before adding more.
  • Use in a well-ventilated area and keep out of reach of children; follow any handling instructions on the product label.

Do-It-Yourself Stories from Customers like You Chipped spots showing rust on lower dishwasher tray   Kyle W. • Bowling Green , KY • July 17, 2014

Vinyl touch up paint Read more

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Seal Head Assembly (Motor Shaft)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3385557

Seal head assembly replaces the seal around the dishwasher pump motor shaft to stop leaks and protect the motor. It restores a watertight seal so the dishwasher drains safely and avoids cabinet water damage. What it does:

  • Seals the pump motor shaft to prevent water from leaking into the motor and cabinet.
  • Helps stop under-dishwasher puddling, external leaks, and moisture-related motor issues when the original seal fails.
  • Restores proper drainage path by maintaining the seal between the pump and housing.
  • Compatible with service procedures that replace the pump seal as directed by OEM diagrams.
What's included: One seal head assembly. Install notes:
  • Disconnect power and turn off the water supply before servicing.
  • Drain the dishwasher and remove access panels to reach the pump; handle the seal carefully to avoid damage.
  • Inspect surrounding gaskets and pump housing for wear; replace any damaged components to ensure a proper seal.
  • After installation, run a short cycle and check thoroughly for leaks before returning the dishwasher to regular use.

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Water Inlet Valve (Refrigerator)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8274220

Replacement water inlet valve that controls water flow into the refrigerator's dispenser and ice maker, restoring proper filling and preventing overflows. Direct-fit design replaces the original valve on compatible Whirlpool refrigerators. What it does:

  • Regulates water flow from the household supply to the refrigerator dispenser and ice maker.
  • Opens when the dispenser or ice maker calls for water and closes to stop flow and prevent overfilling.
  • Common symptoms: no water from the dispenser, slow/weak fill, ice maker not filling, or water leaking at the valve.
  • Designed to match the original valve's function and plumbing connections for straightforward replacement.
What's included: One water inlet valve. Install notes:
  • Disconnect power to the appliance and shut off the water supply before starting any work.
  • Use basic hand tools to remove and reinstall mounting screws and water line fittings; support lines to avoid stress on fittings.
  • Inspect and replace any damaged O-rings or supply tubing; tighten fittings securely but avoid overtightening.
  • After installation, turn water on slowly, check all connections for leaks, then restore power and verify dispenser/ice maker operation.

This part fixes the following symptoms
  • Will not fill with water
See more...
Do-It-Yourself Stories from Customers like You Dishwasher wash not filling with water   Richard D. • Old Forge , PA • December 19, 2014

Changed inlet valve super easy on my whirlpool dishwasher took the front kick panel off turned off water and electricity the valve was right out front bottom left one small sheet metal screw held it on disconnected plug and 5/8 water line and hose with clamp for fill to tub just reverse for install of new valve Read more

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Float (Water Level Indicator)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP8519552

Float that detects and communicates water level to the appliance control so the washer or dishwasher can fill and drain properly. Replaces a cracked, stuck, or worn float to restore reliable water sensing. What it does:

  • Senses water level and relays position to the machine's control system.
  • Helps prevent overfilling or unintended continuous filling when working correctly.
  • Can resolve symptoms such as flooding, constant filling, no fill, or improper drain cycles.
  • Works with the appliance's existing valve and switch components to re-establish normal fill/drain operation.
What's included: One float Install notes:
  • Disconnect power (and water supply where applicable) before beginning service.
  • Remove outer panels or tub shroud to access the float; use basic hand tools.
  • Handle clips and fittings gently; do not force plastic tabs or connectors during removal/installation.
  • After installation, restore power and run a test cycle to ensure correct fill and drain behavior.

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Hose (Flexible Replacement)
Genuine Whirlpool part
By: Whirlpool
Part Number: W11189178

This flexible replacement hose routes water safely in your appliance to restore normal water flow and prevent leaks. It replaces a worn, cracked, or leaking factory hose so your appliance can operate reliably. What it does:

  • Carries water between components to maintain proper appliance operation
  • Helps stop leaks caused by brittle, cracked, or damaged hoses
  • Compatible with original mounting and connection points when replacing the same part number
  • Common symptom: visible leaks, reduced water flow, or water pooling near the appliance
What's included: One replacement flexible hose Install notes:
  • Turn off power and shut off water supply before attempting replacement
  • Inspect fittings and clamps; reuse only if undamaged, otherwise replace with proper hardware
  • Ensure secure, leak-free connections and verify no kinks in the hose after installation

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Push Retainer
Genuine Whirlpool part
By: Whirlpool
Part Number: WP304666

This push retainer is a small press-on fastener that secures components to shafts or studs inside your appliance. It restores a tight, reliable hold so knobs, trim, or linkages don't loosen or fall off during use. What it does:

  • Presses onto a shaft or stud to secure knobs, trim, or linkages—no threads required
  • Maintains spring tension to resist vibration during normal operation
  • Replaces a missing, bent, or weakened retainer
  • Common symptoms: loose or wobbly knobs/trim, parts slipping off, or a retainer that won't stay on
What's included:
  • 1 push retainer
Install notes:
  • Disconnect power; for gas appliances, also shut off the gas supply
  • Access the shaft/stud and carefully remove the old retainer with pliers; avoid damaging adjacent plastic parts
  • Press the new retainer on squarely using a deep socket or nut driver; do not hammer directly
  • If the mating shaft or component is damaged or deformed, address that before installing the new retainer

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Seal (Split Ring)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3369045

Split-ring seal designed to secure a door or panel gasket and maintain a watertight/airtight joint, helping stop leaks and keep the appliance operating properly. Ideal for replacing worn or damaged seals. What it does:

  • Holds and seals the gasket or trim in place to prevent water or air from escaping.
  • Restores a tight seal around doors, panels or openings that show gaps or wear.
  • Helps stop common symptoms like leaking, moisture buildup, or visible gaps at the seam.
  • Keeps components aligned so doors close smoothly and seals wear evenly.
What's included: One split-ring seal. Install notes:
  • Always disconnect power and turn off the water supply before starting any repair.
  • Use hand tools to remove trim or retaining rings carefully; wear gloves to protect hands from sharp edges.
  • Inspect surrounding gasket and mounting surface; replace damaged gaskets and clean mating surfaces before installing the new ring.
  • After installation, test the appliance for proper seal and operation.

Do-It-Yourself Stories from Customers like You Water not completely emptying out of the tub.   Everett S. • Visalia , CA • March 03, 2023

Noted damaged gasket seal and support during water removal. Cleaned all pumps, filter, and screens. Changed air gap device. Replaced parts that were ordered. Used 1 cup of vinegar and baking soda to clean rest of dishwasher drainage system. When I started the unit, it ran much quieter due the new parts replacement. The other tool required for repair was a T25 Torx screwdriver, which was required on the Support Bearing Assembly. Read more

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Wheel, Lower Dishrack
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3376961

This package contains one roller. To order a set of 4 use 4317933.

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Seal Collector (Collector Seal), 1 Each
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3369177

This seal collector is a molded collector seal that helps contain and direct water away from sensitive components, reducing leaks and moisture damage. It replaces a worn or cracked collector seal to restore normal water containment. What it does

  • Channels and contains water at the tub/door interface to prevent leaks
  • Replaces torn, hardened, or deformed seals that allow moisture escape
  • Helps prevent water from reaching electrical components and undercarriage
  • Commonly replaced when visible gaps, cracks, or persistent leaks are present
What's included
  • One seal collector
Install notes
  • Disconnect power and water before starting any repair
  • Access may require removing the door, kick panel, or access panels depending on model
  • Inspect mating surfaces and clean debris before installing the new seal for proper fit

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Channel Retainer (Panel)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3374716

This channel retainer secures the appliance's front/side panel to the cabinet so panels stay aligned and stable during use. It replaces a worn or broken retainer to reduce panel movement and rattling. What it does:

  • Holds the panel channel in place to keep exterior panels aligned
  • Prevents panel looseness, shifting, and vibration noise during operation
  • Restores proper fit where a cracked or broken retainer allowed gaps
  • Works as a direct-fit replacement for the OEM channel retainer
What's included:
  • One channel retainer as shown
Install notes:
  • Inspect surrounding clips and screws; replace any damaged fasteners for best fit
  • Use basic hand tools; avoid over-tightening fasteners which can crack plastic retainers
  • Disconnect power (or unplug) the appliance before accessing panels

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Primer
Genuine Whirlpool part
By: Whirlpool
Part Number: 350942

Color: White. Size: 13 oz. Spray paint primer. can.

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Disk - Mount (Mounting Disk)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3369012

This disk mount is a small replacement mounting disk that secures and aligns internal components so the appliance operates quietly and reliably. It restores proper fit where a worn or damaged mount causes misalignment or vibration. What it does:

  • Provides a secure mounting point for internal assemblies and helps maintain correct component alignment
  • Reduces vibration and rattling caused by a broken or deteriorated mount
  • Supports stable operation and prevents excess wear on adjoining parts
  • Commonly replaced when mount is cracked, warped, or missing
What's included:
  • One disk mount as shown
Install notes:
  • Basic hand tools typically required; inspect surrounding components for damage before reassembly
  • Disconnect power and/or gas and follow appliance safety procedures before starting work
  • Retain all fasteners and observe correct orientation during installation

Do-It-Yourself Stories from Customers like You Leaking water at the motor shaft seal   Robert F. • Butler , PA • June 05, 2015

Replaced the seal along with the impeller seal kit, it went very well thanx to your very helpful video and timely service Read more

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Ball - Check
Genuine Whirlpool part
By: Whirlpool
Part Number: WP3369178

 

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