Where is the thermistor on a Whirlpool refrigerator?

Asked By: Mohssen Naikari | Last Updated: 30th June, 2020
Category: home and garden indoor environmental quality
4.4/5 (435 Views . 12 Votes)
There are two thermistors in the appliance. One in the freezer section behind the back wall, close to the evaporator. And in the fridge section it is toward the back wall of the fridge around the light bulb area.

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Herein, where is the thermistor located on a refrigerator?

Freezer and Fresh Food Thermistors The freezer thermistor is located at the bottom of the freezer near the drain pan (see picture below). The fresh food thermistors are in the fresh food section and depending on the model they will be in different places.

Secondly, what happens if a thermistor fails? When a thermistor is failing, it'll display incorrect temperatures, or you'll see impossible temperature fluctuations. They measure temperatures and send resistance signals to the AC control module, allowing the system to automatically adjust so the cabin remains at the temperature you set.

Keeping this in consideration, how does a thermistor work in a fridge?

In refrigerators, the thermistor is a key part of the system that allows the refrigerator to stay within a short range of temperatures and turn on its cooling cycle when the temperature starts to rise. Problems with the thermistor will keep the refrigerator from operating correctly.

How do you check a thermistor with a multimeter?

As with any resistor, you can use the ohmmeter setting on your multimeter to measure thermistor resistance. The resistance value displayed on your multimeter should correspond to the ambient temperature near the thermistor. The resistance will change in response to temperature change.

34 Related Question Answers Found

How do you test a Dometic thermistor?

Dometic Thermistor To test the Dometic thermistor, disconnect it from the main (lower) circuit board and place the other end (sensor end) into a glass of ice water. After a few minutes you should be able to get a resistance reading of 7,000 to 10,000 ohms between the two terminals of the connector.

Does a thermistor have continuity?

Thermistors do not have continuity, they show resistance. You should read around 10k Ohms at room temperature.

Where is the thermistor located on a Kenmore refrigerator?

The fresh food thermistor is located behind a cover in the top of the fresh food section. The roof would need to be dissembled to get to the thermistor. It is usually located near the light assembly. The thermistor for the freezer is located behind the rear cover of the freezer on the right hand side.

How do you remove a thermistor?

Step 4 Removing old thermistor
  1. Lay the printer on the PSU side so you have better access to the thermistor.
  2. Using 1.5mm Allen key release the screw on the heater block.
  3. Use the Allen key again and carefully push the thermistor "head" upwards.
  4. Remove the thermistor completely.

What is the function of thermistor?

Thermistors are thermally sensitive resistors whose prime function is to exhibit a large, predictable and precise change in electrical resistance when subjected to a corresponding change in body temperature.

How does a thermistor work?

A thermistor is a resistance thermometer, or a resistor whose resistance is dependent on temperature. This type of thermistor is used the most. A PTC thermistor works a little differently. When temperature increases, the resistance increases, and when temperature decreases, resistance decreases.

How does temperature sensor work in refrigerator?

The temperature sensor senses the temperature inside the refrigerator and sends information to the electronic control. Unplug the refrigerator and safely store any food that could deteriorate while the power is off before installing this part.

How is a thermistor made?

Many NTC thermistors are made from a pressed disc, rod, plate, bead or cast chip of semiconducting material such as sintered metal oxides. They work because raising the temperature of a semiconductor increases the number of active charge carriers it promotes them into the conduction band.

Does a thermistor have polarity?

Do thermistors have a polarity like capacitors and diodes? No, they are resistive and have no polarity. they are available with vastly different characteristics other than a resistance marked (usually the 25C resistance).

How can I check the temperature of my refrigerator?

To check the temperature of a refrigerator, it's best to use food or liquid that has been in the compartment for at least 24 hours. The most common practice is to place a glass of water in the refrigerator (but not in the door) and let it sit for a day. Then place the thermometer in the glass to get a reading.

Should I leave my RV refrigerator on all the time?

The only thing that you will do by leaving the fridge on is increase your energy usage. A good rule of thumb is to turn on your RV Refrigerator 24 hours prior to going camping. This gives the Refrigerator time to cool down sufficiently. The simple reason that I suggest keeping it off is due to energy conservation.

Where are thermistors used?

Common Thermistor Applications
Thermistors are used as temperature sensors. They can be found in every day appliances such as fire alarms, ovens and refrigerators. They are also used in digital thermometers and in many automotive applications to measure temperature.

What is thermistor in physics?

Thermistor is a type of resistor whose resistance changes rapidly with the small change in temperature. In other words, it is a type of resistor in which the flow of electric current changes rapidly with small change in temperature. The word thermistor is derived from the combination of words “thermal” and “resistor”.

What do you mean by LDR?

What is an LDR (Light Dependent Resistor)? An LDR is a component that has a (variable) resistance that changes with the light intensity that falls upon it. This allows them to be used in light sensing circuits. A typical LDR. LDR Circuit Symbol.

Where is the thermostat located on a Frigidaire refrigerator?

On most Frigidaire refrigerators, the thermostat is located in a housing unit at the top of the fridge compartment above the top shelf.

Where is the temperature sensor in a fridge?

Hi John, the sensor runs from the temperature control panel at the top of the fridge and down through the body. The tip of the sensor sits in a hole inside the fridge towards the bottom of the cavity. To access the sensor, you'll first need to remove the temperature control panel.