B1821 Parts

This ice maker assembly produces and dispenses ice cubes in your refrigerator's freezer compartment. It automatically fills with water, freezes it into cubes, and releases them into the ice bin. Replace this part when your refrigerator stops making ice, produces misshapen cubes, or makes unusual noises during the ice-making cycle.

Removes impurities from your refrigerator's water and ice supply. Replace every 6 months for clean, fresh-tasting water. Verify fit by model number.

Bad taste or odor in water and ice? This refrigerator water filter removes impurities for clean, fresh-tasting water. Easy DIY install in minutes.

The Whirlpool screw is an OEM replacement part responsible for securing various components or parts on different types of Whirlpool appliances. The screw is designed to provide a secure and reliable fastening connection, ensuring that different parts of the appliance stay in place. It is commonly used in different locations within the appliance, such as the cabinet, panels, or other structural elements.

This part fixes the following symptoms:

• Loose or wobbly components within the appliance
• Panels or parts that are not securely attached
• Rattling or unusual noises due to loose parts
• Damaged or missing screw

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

This slide rail retainer secures the freezer drawer or shelf rails in their proper position within your freezer compartment. It prevents the rails from shifting or coming loose during normal use of the drawer system. Replace this part if your freezer drawer doesn't slide smoothly, falls off its track, or if the rails have become loose or misaligned.

This 8-18 x 5/8-inch screw secures dryer panels, brackets, and covers. Replace missing or stripped fasteners to restore a tight fit and stability.

Secures freezer baskets to drawer rails in your refrigerator. Replace if clip is cracked, broken, or missing to keep bins properly mounted and stable.

This is a humidity sensor designed for the freezer compartment of a refrigerator. It monitors moisture levels inside the freezer to help regulate defrost cycles and maintain proper conditions for food storage. Replace this sensor if you notice excessive frost buildup, inconsistent freezer temperatures, or if the defrost system is not cycling correctly.

This is an active carbon filter designed to remove odors from inside the refrigerator compartment. It absorbs and neutralizes food smells to keep the interior air fresh. Replace this filter if you notice persistent unpleasant odors inside the refrigerator despite cleaning, or on a regular maintenance schedule as recommended.

This halogen light bulb restores bright, reliable illumination in your appliance so you can clearly see the cooking area or interior. Replace a burned-out or flickering bulb to maintain visibility and safe operation. What it does:

• Provides illumination inside the appliance or over the cooking surface
• Replaces a failed halogen lamp to restore proper lighting
• Typical symptoms: light won't turn on, is dim or flickers, or works intermittently
• Helps you monitor food and check progress without guesswork

• 1 halogen lamp

• Disconnect power/unplug and allow the bulb and surrounding area to cool completely before service
• Access the lamp per your model's instructions; remove any lens or cover carefully
• Handle the new halogen bulb with gloves or a clean cloth; avoid touching the glass capsule
• Match the bulb type and rating specified for your model; do not exceed the rated wattage

This replacement screw secures panels, brackets, and components inside appliances. Replacing a missing or stripped fastener restores a snug, rattle-free fit using the correct #8-18 thread and 5/8-inch length.

• Fastens covers, trims, brackets, and internal parts to the cabinet/frame
• Used wherever a #8-18 x 5/8 screw is specified
• Replace if the original is missing, corroded, stripped, or will not tighten
• Symptoms: loose or rattling panels, gaps, or hardware that backs out

• Disconnect power; shut off gas/water before servicing
• Match thread and length; start by hand to avoid cross-threading
• Use the correct driver bit and tighten snugly—do not overtighten
• Inspect and replace damaged clips or tabs before securing

This replacement screw secures specified refrigerator components—such as covers, brackets, and internal panels—so they stay properly mounted. Replace a missing, stripped, or corroded fastener to restore a tight, rattle-free fit and reliable operation.

• Provides the correct fastener for locations identified in your model's parts diagram
• Helps prevent looseness, vibration, and rattling of panels or brackets
• Replace if the head is stripped, threads are worn, or the screw is missing
• Symptoms can include loose parts, gaps, or noises from movement

• Unplug the refrigerator and shut off water if working near the ice maker or dispenser
• Match length and type to the original; follow your model's parts diagram for placement
• Start threads by hand to avoid cross-threading; tighten snugly without over-torquing, especially into plastic
• Keep track of screw positions; do not mix different screw lengths or styles

Secures the water filter in your refrigerator for a snug, leak-free fit. Replace if lost during filter changes, cracked, damaged, or worn out over time.

Mounts over the hinge area to protect the mechanism and provide a finished look. Replace if cracked, broken, or missing to keep debris out of the hinge.

This is a replacement micro switch used in select Bosch-built appliances. It opens and closes an electrical circuit when actuated by a lever or cam, enabling functions like starting/stopping a cycle or detecting a position.

• Controls power or signals by opening/closing a low-voltage circuit when pressed
• Commonly used for on/off, door/lid, or position-sensing functions
• Failure may cause the unit not to start, intermittent operation, or features that won't engage
• May also present as unresponsive buttons or functions that only work when pressed a certain way

• Disconnect power before servicing; verify no voltage is present
• Access location varies by model; remove panels as needed to reach the switch
• Note wire positions and terminal orientation before removal
• Test continuity with a meter after installation to ensure proper operation

Freezer not cooling or running too warm? This fan motor circulates air across coils to restore proper temperature control. Fixes poor cooling issues.