Mdb7749awb Parts

This spacer maintains the correct gap and alignment between components within the appliance assembly. Replacing a worn or missing spacer restores proper clearance to reduce rubbing and noise and helps the mechanism operate smoothly.

• Keeps designed spacing between parts for correct alignment
• Reduces friction, squeaks, and premature wear from parts contacting
• Helps components seat securely and move freely
• Common signs include rubbing/squeaking noises, misalignment or wobble, or a visibly damaged/missing spacer

• Disconnect power; turn off the water supply before starting
• Note the orientation and order of any shims/washers during disassembly
• Transfer any reusable hardware and seat the spacer fully; do not overtighten fasteners
• After reassembly, check for smooth movement with no binding or rubbing

This adjustable leveling leg threads into the appliance base to set height and stabilize the cabinet. Replacing a worn or missing leg helps stop rocking and vibration and helps maintain proper alignment for reliable operation.

• Provides adjustable support at one corner of the appliance
• Helps level the unit for correct alignment with floor or cabinetry
• Reduces rocking, vibration, and rattling noises
• Replaces stripped, bent, cracked, or missing leg

• Disconnect power and, if applicable, shut off water before servicing
• Carefully support or brace the appliance to access the base safely
• Start the new leg by hand to avoid cross-threading; adjust height gradually
• Use a level to check side-to-side and front-to-back, then recheck after positioning

This machine screw secures panels, brackets, and other components inside your appliance. Replacing a missing or damaged fastener restores a solid fit, reduces vibration and rattling, and helps keep assemblies properly aligned for reliable performance.

• 10-32 machine-thread fastener for mounting and securing internal parts and panels
• Helps maintain alignment and structural integrity of assembled components
• Replaces missing, stripped, or damaged hardware
• Reduces rattling, vibration, or loosening from worn fasteners

• Disconnect power; shut off gas or water supplies before servicing
• Match thread and length to the original fastener used in that location
• Start by hand to avoid cross-threading; tighten snugly without overtightening
• Reuse original washers or clips if present and in good condition

Replacement 8-32-thread screw used to secure panels, brackets and small components in compatible household appliances. Restores missing or stripped fasteners so panels and parts stay firmly attached during normal use. What it does:

• Secures trim, panels, brackets and control housings to maintain proper assembly.
• Replaces missing or damaged screws that can cause rattling, loose panels or misaligned components.
• Fits locations that require an 8-32 threaded fastener; correct length and head style for your application.
• Helps restore stable, vibration-free operation when worn or stripped fasteners are replaced.

• Disconnect power and water before servicing; wear eye protection and gloves.
• Use the correct screwdriver or driver bit to avoid stripping the screw head.
• Do not overtighten—turn until snug and secure to avoid damaging threads or surrounding parts.
• If the original used a washer or nut, reuse or replace as needed and the screw length and head type match the original.

Color: Black. Size: 12 oz. Acrylic appliance aerosol can spray paint.

A small metal clip that secures the appliance's ground wire to the chassis. Restores a reliable ground connection to reduce loose or arcing contacts and help prevent intermittent electrical faults. What it does:

• Secures the ground wire to the appliance frame to maintain a solid earth connection.
• Prevents a loose ground that can cause arcing, intermittent power issues, or visible sparking at the connection.
• Holds the wire in place through normal vibration and movement so terminals stay tight and stable.
• Replaces damaged, bent, or missing grounding fasteners to restore safe electrical continuity.

• Disconnect power at the breaker or unplug the appliance before inspecting or replacing the clip.
• Use proper hand tools to remove and reinstall the screw or fastener that holds the clip—do not overtighten.
• Ensure the ground wire is routed and stripped correctly; replace wiring if insulation or conductor is damaged.

This is a 10-32 threaded machine screw used to fasten appliance panels and components securely. It restores proper fit and prevents rattling or loose parts when a missing or stripped fastener causes instability. What it does:

• Fastens panels, trim, brackets, and internal components that use 10-32 threads
• Restores secure fit when a missing or damaged screw lets parts shift or vibrate
• Helps eliminate rattling, loose connections, and alignment issues caused by lost hardware
• Works where a standard 10-32 machine screw is specified by the manufacturer

• Disconnect power and gas before accessing internal components
• Use the correct screwdriver or nut driver to avoid stripping the head
• Do not overtighten; snug until secure to avoid thread damage
• Keep removed hardware for reference and replace only with identical thread size

This touch-up paint restores small chips, scratches and nicks in painted appliance surfaces for a cleaner, like-new appearance. It's ideal for hiding minor cosmetic damage without repainting the whole panel. What it does:

• Covers small chips, scratches and scuffs on painted appliance surfaces
• Helps prevent bare metal exposure that can lead to rusting of small areas
• Restores color and gloss to localized damage for improved appearance
• Applies to control panels, doors and trim where finish is worn

• Shake well before use and apply sparingly with a fine brush, cotton swab or toothpick
• Allow finish to dry fully between light coats for best color match
• Work in a well-ventilated area and avoid inhaling fumes
• Keep out of reach of children and follow local disposal regulations for paint

This standpipe nut secures the washer drain standpipe or tub outlet fitting to the drain assembly, preventing leaks and keeping the drain connection stable. Simple replacement restores a proper sealed drain connection. What it does:

• Threads onto the standpipe or drain outlet to hold the drain tube or fitting in place
• Creates a tight connection to help prevent water leaks at the drain junction
• Restores proper alignment and stability of the drain hose or standpipe assembly
• Common fix for leaking or loose drain connections around the washer drain area

• Disconnect power and water supply before working on the drain or pump area
• Inspect mating threads and any gaskets; replace damaged seals as needed for a proper seal
• Thread the nut by hand to avoid cross-threading, then snug with appropriate tool—do not overtighten
• Test for leaks after reassembly by running a short drain cycle

This sump tab secures the dishwasher's sump assembly to the tub opening, keeping it properly aligned and sealed. Replace a broken or missing tab to address movement, rattling, or leaks originating from the sump area.

• Locks the sump assembly to the tub/base opening
• Helps maintain the sump-to-tub seal to limit leaks
• Keeps the pump intake and fine filter area properly positioned
• Common symptoms: leaks under the unit, loose/shifted sump or filter, rattling/vibration from the sump area

• Disconnect power and water supply before servicing
• Access the sump per your model (from inside the tub by removing lower rack/filters, or from below after removing the toe panel)
• Ensure the sump and gasket are fully seated; install the new tab until it locks securely
• Run a brief fill/drain test and check for leaks before reassembly

This control panel is the appliance's front console that houses the user controls and display, restoring normal operation and allowing selection of cycles, temperatures, and settings. It replaces a damaged or unresponsive console to regain control functionality. What it does

• Provides push-button/touch control input and houses the display for cycle selection and status feedback
• Routes user commands to the appliance's control electronics so cycles start and run correctly
• Commonly fixes symptoms such as unresponsive buttons, incorrect or blank display, or controls that do not register selections
• Replaces a cracked, worn, or cosmetically damaged console to restore usable controls

• One control panel (console) assembly as shown

• Always disconnect power (unplug or switch off the circuit breaker) before servicing to avoid shock
• Handle the panel carefully to avoid damaging the display lens or ribbon cable; set small parts aside during removal
• Installation may require removing trim and bezel screws; keep hardware organized for reassembly

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

• 1 push retainer

• 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

A pronged cup washer that secures and cushions mating parts on appliances, restoring proper fit and reducing wobble. Replaces worn or damaged cup-style washers to help maintain stable component alignment and reliable operation. What it does:

• Fits into a cup or socket to hold shafts, knobs, or trim pieces in place
• Pronged design grips the mounting surface to prevent rotation and slippage
• Helps reduce vibration and noise caused by loose or worn washers
• Commonly used when a knob, shaft, or trim feels loose or wobbly

• Disconnect power to the appliance before servicing to avoid shock or injury
• Remove the related knob or trim carefully to access the washer; note orientation for correct reassembly
• Press the washer fully into the cup or socket so the prongs engage the mounting surface
• Inspect the surrounding components for wear and replace any damaged parts

This 10-24 threaded screw secures appliance components that use a #10 machine screw. It provides reliable fastening for panels, brackets, and assemblies so parts stay aligned and stable during normal use and service. What it does:

• Fastens panels, brackets, or assemblies that accept a 10-24 machine screw
• Maintains alignment and structural connection under normal operating loads
• Replaces worn, stripped, or missing screws to restore secure mounting
• Works with sheet-metal and component mating nuts or threaded inserts commonly used in appliances

• One 10-24 threaded screw

• Power tools can be used; avoid overtightening to prevent stripped threads or damaged components
• Disconnect power and follow all safety steps for your appliance before servicing
• Ensure proper engagement and torque to avoid damage

This overfill switch monitors water level and signals the appliance to stop filling to help prevent overflows. Use it to restore correct water-level control when the original switch fails or malfunctions. What it does:

• Detects excess water and interrupts the fill cycle as a safety cutoff
• Works with the washer's control to maintain proper water level
• Common symptoms of a failing switch: continuous filling, overfilling, or water-level related error codes
• Can also cause cycles to stop or not advance if the machine thinks tank is overfilled

• One overfill control switch

• Disconnect power and water supply before servicing to avoid shock or flooding
• Typically located behind the control console or rear access panel
• Handle wiring connectors gently and secure all connections before testing

Color: Biscuit. Size: 13 oz. can. Enamel spray paint.