Parts for Bosch HMD8451UC/01: Main Section Parts

Fix a microwave that won't heat, has no power, or displays error codes with this power supply unit. Moderate difficulty repair requiring electrical knowledge.

This is a replacement mounting screw used to secure appliance panels and components. It restores proper fastening so parts stay aligned and reduces vibration or rattling. What it does:

• Secures trim, panels, brackets or small assemblies
• Restores tight fastening where original screw is missing or damaged
• Helps stop rattling or loose parts caused by a missing fastener
• Matches OEM fit for correct installation when replacing the original screw

• Turn off and unplug the appliance before replacing parts
• Use the matching driver and size to avoid stripping the head
• Do not overtighten; snug until secure to prevent damage

Microwave not heating? A failed magnetron is the most common cause. This high-voltage tube generates microwave energy to cook food. Advanced repair.

If your microwave overheats or shuts off unexpectedly, the temperature limiter may have tripped. This safety component is moderately easy to replace.

Fix a microwave turntable that won't rotate with this motor module. Common repair for non-spinning trays. DIY-friendly installation takes 15-30 minutes.

Microwave sparking or arcing? A damaged waveguide cover allows food debris to reach the magnetron. This protective cavity cover restores safe heating.

Replace your microwave's burned-out or flickering light bulb to restore clear interior visibility. Easy swap improves lighting instantly. Verify fit with your model number before ordering.

This door latch assembly secures the dishwasher door and completes the electrical interlock so cycles can start. It restores a door that won't stay closed or a unit that won't start due to a faulty latch. What it does:

• Holds the door firmly closed during operation so the dishwasher can run
• Completes the door-interlock circuit so control panel commands are accepted
• Commonly used when the door won't latch, the dishwasher won't start, or cycles stop mid-run
• Helps prevent leaks by keeping the door aligned and sealed while washing

• Disconnect power to the appliance before servicing to avoid shock or injury
• Access usually requires removing the lower kick plate or inner door panel; keep track of fasteners
• Test door operation and electrical interlock after installation before returning the appliance to service

If your microwave won't start or stops mid-cycle, a faulty door switch is often the cause. This switch ensures safe operation by detecting when the door is closed.

Replacement cover panel for your microwave. Installs on the exterior housing to restore appearance and protect internal components when original is cracked, damaged, or missing.

Fix grinding noise or turntable that won't spin. This drive gear transfers power from motor to turntable mechanism. Common DIY repair for most microwaves.

This door latch secures the dishwasher door during cycles so the appliance can run and dishes clean safely. It replaces a worn or broken latch to restore reliable door closure and normal operation. What it does:

• Secures the door closed so the dishwasher can start and complete cycles
• Prevents the door from popping open during operation
• Can stop the dishwasher from starting if the latch fails to engage
• Reduces water leaks at the front edge caused by an improperly closing door

• One door latch assembly

• Disconnect power to the appliance at the circuit breaker before starting
• Remove the lower kickplate and access the door latch from the inner door panel per your model's service instructions
• Handle door components carefully to avoid damaging the inner door panel or wiring
• After installation, ensure the latch engages and the door closes securely before restoring full power

Replace your microwave's filter module to maintain proper ventilation and air quality. Essential for odor and grease removal. Verify compatibility with your model.

This mounting bracket secures internal panels or components to restore proper fit and reduce movement. It provides a simple, durable point of attachment so affected parts stay aligned and vibration is minimized. What it does

• Supports and secures panels, trim, or internal components to the appliance framework
• Helps stop rattling, shifting, or sagging caused by a worn or broken mounting point
• Restores proper alignment where factory fasteners attach
• Functions as a direct replacement for a damaged or missing bracket

• One mounting bracket

• Disconnect power and water before starting any repair
• Inspect surrounding fasteners and mounting surfaces; replace damaged screws if needed
• Basic hand tools (screwdriver, socket) typically required; follow OEM instructions
• If corrosion or structural damage is present, replace all compromised mounting hardware

If your microwave won't heat food or makes humming sounds without heating, the high voltage capacitor may have failed. This part stores electrical charge for the magnetron.

If your microwave control panel isn't responding or displays are dim, the control transformer may have failed. This low-voltage transformer restores power.

This replacement screw secures appliance components and brackets, restoring proper fit and reducing vibration or looseness. It's an OEM-style fastener used where original mounting hardware has become stripped, lost, or damaged. What it does:

• Fastens panels, brackets, or small assemblies to maintain proper alignment and stability
• Helps stop rattling, shifting, or loose-fit symptoms caused by missing or damaged screws
• Replaces worn or rusted hardware to restore secure connections
• Matches the OEM fastening point so the original part can be reinstalled correctly

• One replacement mounting screw

• Turn off and unplug the appliance (or shut off power) before attempting any repairs
• Use the matching screwdriver or driver bit to avoid stripping the head
• Tighten until snug; avoid over-torquing which can strip threads or crack plastic
• If threads are damaged, replace with the correct nut/insert.