Hmc801252 Parts

The Switch is an OEM replacement part for Bosch microwaves. It serves as an essential component that controls and regulates various functions and operations of the microwave oven.

Causes of a bad microwave switch can include mechanical wear and tear over time, electrical malfunctions, or physical damage due to mishandling or impact.

Symptoms of a bad microwave switch:

• Difficulty in selecting or changing settings
• Microwave not responding to button presses or inputs
• Erratic behavior, such as randomly changing settings or modes
• Complete failure of the microwave to operate or power on

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore microwave models.

The Microswitch is an OEM part for Bosch microwaves. This small but vital part detects when the door is closed and allows the microwave to operate. It works through electromagnetic pulses that tell the control board the door position.

Causes of a bad microswitch can be wear over time if the door has been opened and closed many times, or damage from an accidental impact that jars the switch out of place or breaks internal components. Repairing or replacing it will restore full and safe operation of the door locking system.

Symptoms of a bad microswitch include:

• The microwave failing to start when the door is closed
• The door sensor light staying lit even when the door is securely shut
• Erratic or inconsistent functioning of the door interlock system
• Buzzing or clicking noises coming from the microswitch area

This OEM Bosch part can also be used on Thermador and Gaggenau appliances.

The Support is an OEM part for Bosch microwaves. It is designed to hold and stabilize internal components within the microwave, ensuring they remain securely in place during operation for safe and efficient performance.

Over time, the support can become worn out or damaged due to continuous use, exposure to heat, or accidental impacts. Causes of a bad support include cracking, warping, or general weakening of the material, which can compromise the stability of internal parts.

Symptoms of a bad support include:

• Loose or misaligned components inside the microwave
• Unusual noises or vibrations during operation
• Poor performance or uneven heating due to misaligned parts
• Visible damage or deformation of the support

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

The  Door Interlock Support is an OEM part for Bosch microwaves. This component ensures that the door interlock switches are correctly positioned and secure, which is crucial for the microwave to operate safely. The interlock system prevents the microwave from running when the door is open.

Causes of a bad door interlock support can include repeated stress from opening and closing the microwave door, physical impact, or wear over time. A compromised interlock support can lead to the microwave not functioning properly or running when the door is open, which is a significant safety hazard.

Symptoms of a bad door interlock support include:

• The microwave not starting or stopping unexpectedly
• Error messages indicating a door issue
• The microwave running when the door is open
• Visible damage or wear to the interlock support

This OEM Bosch part is also compatible with some Thermador and Gaggenau models.

The Microwave Turntable Tray is an OEM replacement part for Bosch microwaves. As the rotating platform that holds food during the microwave cooking process, the turntable tray facilitates even heating and ensures food cooks uniformly. 

Causes of a bad turntable tray can include cracks or breaks from repeated use over time. The motorized mechanism that drives the turntable may fail or experience excessive wear, preventing proper rotation.

Symptoms of a bad turntable tray include:

• Uneven or inconsistent cooking results 
• Food not heating all the way through
• Dubious clicking or grinding noises coming from within the microwave
• The turntable not spinning or turning as it should  

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore microwaves.

The Fuse is an OEM part for Bosch microwaves, crafted to safeguard the appliance by preventing electrical overload. This part acts as a protective barrier for the microwave, ensuring that if the electrical current exceeds safe levels, the fuse will blow, breaking the circuit to stop the flow of electricity. 

Causes of a bad Fuse in a microwave can include power surges, improper use of the appliance, or faults within the microwave’s electrical components, leading to excessive current flow. 

Symptoms of a bad Fuse in a microwave include:

• The microwave not turning on or completely unresponsive
• The appliance suddenly losing power without tripping any house circuit breakers
• An inability to start any cooking cycle despite the display being operational 

This genuine OEM Bosch part is also compatible with Thermador, Gaggenau and select Kenmore models.

The Drive Coupling is an OEM component for Bosch microwaves. The drive coupling transfers power from the magnetron to the turntable, enabling it to rotate smoothly during the cooking cycle. It is the component responsible for transmitting motion while absorbing vibration and noise.  

Causes of a bad drive coupling can include wear and tear over time, exposure to excessive heat during cooking cycles, or damage due to impact or mishandling. 

Symptoms of a bad drive coupling include:

• The turntable not rotating or rotating unevenly 
• Grinding or scraping noises coming from inside the microwave
• Reduced or no heating occurring during operation

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

The Cover is an OEM part for Bosch microwaves. It serves as a protective layer for the door assembly, ensuring that the microwave’s internal components are shielded from external elements like dust and moisture, while also contributing to the appliance’s aesthetic and functional integrity. This cover maintains the safety standards of the microwave, preventing leaks of microwave radiation, and preserving the clarity of the door's viewing area.

Causes of a bad door cover can stem from accidental impacts, frequent usage wear, or exposure to high temperatures which may cause warping or material degradation.

Symptoms of a bad Cover include:

• Cracks or breaks that can compromise the microwave's ability to contain radiation
• Discoloration or clouding that obstructs the view into the microwave
• Loose fitting or detachment that affects the door's sealing and functionality

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

The Fuse is an OEM replacement part for Bosch microwaves. As an essential part of the electrical system, the fuse protects sensitive components from power surges by blowing out in a controlled way when circuits become overloaded. 

Causes of a blown fuse can include:

• Faults developing in connected wiring or components drawing excessive current
• Power fluctuations from the incoming supply
• Age-related degradation over extended periods of use

Symptoms of a bad fuse include:

• The microwave not powering on
• Certain functions like the magnetron or fan not operating 
• Abnormal noises or smells coming from the unit

Replacing the fuse with a factory-rated replacement is important to safely restore full functionality. This prevents potential electrical hazards and further damage to other parts. 

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore microwaves.

This temperature regulator is the oven's thermostat. It senses cavity heat and cycles the heating source to hold the set temperature, helping restore accurate baking performance and more consistent cooking results.

• Monitors oven temperature via its sensing bulb/capillary and controls the heating circuit
• Helps maintain the set temperature during preheat and baking
• Common symptoms of a failed regulator: oven runs too hot or too cold, never reaches set temp, wide temperature swings, or won't shut off
• If the knob turns but temperature doesn't respond, the regulator may be faulty

• Disconnect electrical power before servicing; for gas models, also shut off the gas supply
• Access through the control area/back panel; note the original routing of the capillary tube and sensing bulb
• Handle the capillary tube carefully—do not kink or sharply bend; route and secure it in the original path and location
• Transfer the control knob and any mounting hardware from the old regulator if required, then verify proper shaft alignment before reassembly

This replacement cover protects and finishes an opening or component on your appliance. It helps shield internal parts from dust and moisture while restoring a clean, factory look.

• Covers and protects internal components from debris and accidental contact
• Helps maintain proper sealing or coverage as designed by the manufacturer
• Restores a clean, finished appearance after damage or loss
• Common symptoms: cover cracked, broken, warped, missing, loose, or won't stay secured

• Disconnect power; turn off water supply before servicing
• Note orientation and fastener locations; keep hardware for reuse
• Align tabs/slots carefully and seat fully; avoid overtightening to prevent damage
• Ensure the cover is secure and clear of moving parts before restoring power

The Fixture is an OEM part for Bosch microwaves. This part ensures that the door opens and closes smoothly and securely, maintaining a proper seal for safe and efficient microwave operation.

Causes of a bad Fixture can include wear and tear from frequent use, damage from accidental impact, or deterioration due to environmental factors.

Symptoms of a bad Fixture include:

• Difficulty in opening or closing the microwave door
• The door not staying closed or securely latched
• Unusual noises when operating the door
• Visible damage or wear to the fastener

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

The Support is an OEM part for Bosch microwaves. This part holds the microwave rack in place, allowing for multiple levels of cooking and ensuring the even distribution of heat. 

Causes of a bad rack support can include general wear and tear, exposure to high temperatures, or damage from heavy loads or accidental impacts. 

Symptoms of a bad microwave rack support include:

• Rack not staying in place
• Visible cracks or damage to the support
• Rack tilting or wobbling during use
• Decreased cooking efficiency or uneven cooking

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.

The Diode is an OEM part for Bosch microwaves. This small electronic component regulates electricity flow to heating components.

Causes of failure may relate to stresses from continuous power pulsing. Microwave emissions fluctuate temperatures inside rapidly over time stressing connections.

Symptoms of a bad diode include:

• Inconsistent or incomplete cooking from uneven power distribution
• Failure to properly distribute full heating wattage for expected results
• Error code displays or failure to start due to electrical faults in related boards

This genuine OEM Bosch part is also compatible with Thermador, Gaggenau and select Kenmore models.

The Magnetron is an OEM part for Bosch microwave ovens. It functions as the crucial high-frequency power unit responsible for efficiently generating microwave energy to cook and heat food. Working alongside the control board and tray turntable motor, it allows for fast, safe, and even cooking.

Symptoms of a failing magnetron include:

• Extended or incomplete cook times even on high-power settings 
• Abnormal noises emitting from within the unit during operation  
• Tripped internal circuit breakers and error code displays

Causes of failure relate to degrading electronic components after lengthy microwaving use. Exposure to moisture or contaminants may also accelerate wear. 

This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models. 

This replacement support is the small bracket that holds and positions its mating component so it stays aligned and operates smoothly. Replacing a cracked or missing support restores proper fit, reduces rattling, and helps prevent premature wear. What it does:

• Secures an attached part in the correct position
• Maintains alignment and spacing to prevent rubbing or binding
• Helps reduce vibration, looseness, and noise from misaligned components
• Typical signs of failure: broken tabs, missing piece, loose or sagging part

• 1 support

• Disconnect power; shut off water supply if applicable
• Note the original orientation and location before removal; install the new support the same way
• Handle sharp panels and delicate plastic tabs with care to avoid damage
• Verify smooth operation of the supported component after reassembly