Thermador Start Switch Stack Parts

The Door Switch is an OEM part for Whirlpool refrigerators. This switch plays a crucial role in monitoring the status of the refrigerator door. It detects when the door is open and closed and signals the refrigerator to suspend or resume cooling operations accordingly. 

Causes of a bad door switch can include general wear and tear over time, exposure to moisture, or impact damage. Please check for proper connection and that the wires are intact before replacing the switch.

Symptoms of a bad door switch include: 

• The refrigerator fails to resume cooling after closing the door
• The inside light fails to turn on when the door is opened
• Abnormal energy usage due to improper door monitoring

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

The Micro Switch is an OEM part for Whirlpool refrigerators that is responsible for controlling the ice and water dispenser. The switch operates by responding to mechanical actions, like the pressing of the dispenser paddle or button to open or close to allow water and ice to be dispensed. 

Symptoms of a bad Micro Switch include:

• The ice or water dispenser not functioning  
• Intermittent operation of the dispenser 
• Stuck dispenser preventing ice or water from stopping

Causes of a bad Micro Switch can include physical damage from heavy use, wear and tear over time, or electrical issues such as short circuits that impair the switch's function.

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

The Float Switch is an OEM replacement part specific to Bosch dishwashers. It is a switch located in the sump area of the dishwasher tub that detects water levels and provides feedback for automatic filling and draining functions.

Symptoms of a bad float switch include:

• The dishwasher fails to fully drain water after cycles
• Cycles not initiating or advancing properly due to water level issues
• Float switch area where the sensor attaches developing leaks
• Loose or detached float switch from normal wear over time

Causes of a bad float switch are usually mineral or sediment buildup disrupting its buoyancy and sensing ability. Without a properly functioning float switch, the dishwasher cannot effectively monitor water levels to manage filling and drainage.

This OEM Bosch replacement switch is also compatible with Thermador, Gaggenau, and some Kenmore dishwasher models.

The Potentiometer is an OEM replacement part for Bosch gas range or cooktops. It functions as a three-terminal resistor that adjusts the flow of electric current, which in turn, controls the ignition and temperature of the cooktop. This component is essential for the precise operation and control of the gas burners, ensuring they light up and maintain the desired flame intensity.

Causes of a malfunctioning Potentiometer can be attributed to wear and tear, electrical issues, or damage due to spills and cleaning products. A compromised potentiometer affects the flow of electric current, leading to issues with the ignition and temperature control of the gas burners.

Symptoms of a bad Potentiometer include:

• The cooktop not lighting or staying lit
• The ignitor continuously clicking without igniting the burner
• Inability to adjust the flame intensity or temperature accurately

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

The Door Switch is an OEM part for Whirlpool refrigerators. It is designed to detect when the refrigerator or freezer door is open or closed. This switch controls the interior light and ensures that the cooling system operates efficiently. 

Causes of a bad Door Switch can include mechanical wear from frequent use, electrical faults such as short circuits or burnt contacts, and physical damage from impact or mishandling of the refrigerator door.

Symptoms of a bad Door Switch include:

• The interior light not turning on when the door is opened or not turning off when the door is closed
• The refrigerator or freezer not cooling properly
• The light staying on continuously
• The cooling system running continuously or not running at all due to incorrect signals from the switch

This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper and some Kenmore models.

The Vent Switch is an OEM replacement part for Bosch range hoods. It is an electronic control device located inside the range hood that regulates the internal vent and fan functions.

Causes of a faulty vent switch can include long-term use in high-heat cooking environments, damage from accidental spills or impacts, or normal component degradation over time.

Symptoms include:

• Failure of the fan or vents to engage during cooking  
• Variable or inconsistent fan speeds that don't adequately vent smoke
• Electrical shorting or sparking noises from within the hood control unit

This genuine Bosch replacement part is also compatible with Thermador, Gaggenau, and some Kenmore range hood models.

The Spark Switch is an OEM part for Bosch ranges. This part ignites the burners by sending a signal to the spark module, which then produces the spark needed to ignite the gas.  

Causes of a bad spark switch can include wear and tear from regular use, damage from spills or cleaning agents, or electrical issues.  

Symptoms of a bad spark switch include:

• Burners not igniting
  Continuous clicking even after the knob is turned off
  No spark when attempting to ignite the burner
  The cooktop not producing a flame

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

The On/Off Switch is an OEM part for Bosch dishwashers. It provides the function of powering the unit on or off with the press of a button.

Causes can be normal wear over thousands of cycles or moisture damage compromising electronics. Physical impact could also affect switch operation over time.

Symptoms of a bad on/off switch include:

• The dishwasher failing to start wash cycles when the switch is engaged
• Washers inadvertently stopping mid-cycle or short cycling irregularly
• The control panel lighting/interface malfunctioning or unresponsive

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

The Pressure Chamber is an OEM part for Bosch dishwashers. This part is responsible for monitoring and controlling the water level within the dishwasher. It operates by sensing the pressure exerted by the height of the water in the tub and ensures that the dishwasher fills with the correct amount of water for optimal cleaning performance.

Causes for replacement may involve wear and tear over extended use, mineral buildup affecting the switch’s sensitivity, or electrical faults leading to inconsistent performance.  

Symptoms of a failing Pressure Chamber include:

• Overfilling or underfilling of the dishwasher, which can lead to inadequate cleaning or potential water damage.
• Unexpected changes in the wash cycle, such as sudden stops or pauses.
• The dishwasher not starting a wash cycle due to incorrect water level readings.

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

This potentiometer is the rotary sensor behind the control knob. It converts knob rotation into an electrical signal the control board uses to adjust settings, restoring smooth, accurate response when a worn or erratic control causes inconsistent operation.

• Translates knob rotation into a variable-resistance signal for the electronic control
• Enables the control board to regulate power/heat or speed, depending on model
• Common failure symptoms: unresponsive or jumpy settings, dead spots when turning, or settings that drift
• Helps restore precise, repeatable adjustments at the knob

• Disconnect power to the appliance before servicing
• Pull off the knob and open the control panel to access the potentiometer
• Move wires one at a time to the new part; align the shaft/flat to the knob as noted
• Reassemble and test full range of adjustment; follow any model-specific calibration if required

Wax motor for detergent/rinse-aid dispenser.

This door switch detects when the door is fully closed and latched. Replacing a worn or stuck switch restores safe, consistent start/stop behavior and ensures the unit only runs with the door securely shut. What it does:

• Senses door position and signals the control to enable/disable operation
• Prevents the appliance from running with the door open
• Resolves issues such as: won't start despite power, stops when the door is jostled, "close door" message, or needing to press on the door to run
• Helps restore reliable cycle start and proper safety interlock function

• 1 door switch

• Disconnect power at the breaker before servicing
• Access the switch behind the door panel or latch area; note wire locations or take a photo
• Move wire connectors to the new switch one at a time; ensure terminals are fully seated
• Reassemble and test door closure and operation before returning to service

The Switch Speed Control is an OEM component specifically designed for select Bosch downdraft ventilation hoods requiring variable ventilation levels. As an adjustable regulator, it modulates blower velocities responding to modes selected by end users. 

Causes requiring replacement involve cumulative use wearing down switching components through continuous cycles. Physical impacts risk separating connections or shorting protected circuitry.

Symptoms signaling the need for a new speed control switch include: 

• Inability to adjust air exchange rates matching different cooking methods
• Erratic transitions between programmed velocities disrupting performance  
• Failure to consistently apply expected power levels to blowers

This OEM Bosch replacement component is also compatible with Thermador, Gaggenau, and some Kenmore ventilation hoods employing adjustable exhaust capacities. Correct installation restores intended variable operational control.
 

An integrated door switch for dishwashers that senses when the door is closed and allows the machine to start. Replacing a worn or damaged switch restores normal operation and helps prevent cycles from running with an open door. What it does:

• Detects door-closed position and tells the control board the door is secure
• Enables the dishwasher to start cycles only when the door is properly latched
• Prevents operation or pauses cycles if the door is open or not fully closed
• Common symptom: dishwasher won't start or stops mid-cycle when the door is opened

• Disconnect power to the appliance before attempting any service.
• Access typically requires removing the inner door panel or toe-kick; handle the door carefully to avoid damage.
• Replace the switch and reconnect wiring exactly as removed; ensure connectors are fully seated.
• After installation, restore power and ensure the door registers closed and the unit starts normally.

This switch assembly replaces a faulty E34 - 19HV switch to restore proper electrical control in the appliance. It provides the same fit and function as the original to help re-enable the affected control circuit safely. What it does:

• Acts as the electrical switch that completes or breaks a circuit when engaged
• Restores normal operation when a failed switch causes intermittent or no response
• Commonly associated with control failures, unresponsive buttons, or power-related symptoms
• Matches OEM form and mounting to fit into the original switch location

• Always disconnect power to the appliance before servicing
• Handle wiring and connectors carefully; note wire locations or take a photo before removal