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  1. Repair
  2. LG
  3. LG Freezer

LG Freezer not cold enough

Common reasons your LG Freezer not cold enough

The most common reasons your LG freezer is not cold enough are a failed thermistor, a malfunctioning PCB, or a bad temperature control thermostat.

  • 33%

    33% of the time it's the
    Thermistor

  • 28%

    28% of the time it's the
    PCB

  • 19%

    19% of the time it's the
    Thermostat

  • 20%

    20% of the time it's the
    Something else

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    Most common repairs needed to fix a LG freezer

    Thermistor Replacement

    The thermistor is a temperature sensor that monitors the temperature inside the freezer and communicates with the control board to regulate the cooling cycle. If the thermistor fails, it may send incorrect temperature readings, causing the freezer to run less frequently or not at all, resulting in higher temperatures. You might notice that food is not freezing properly or that the freezer feels warmer than usual. To address this issue, inspect the thermistor for any visible signs of damage or wear. If you suspect the thermistor is at fault, schedule an in-home repair appointment through Sears Home Services to have a technician diagnose and replace the faulty thermistor, ensuring your freezer maintains the proper cold temperature.


    PCB Replacement

    When your freezer is not cooling, a malfunctioning electronic control board could be causing the problem. The electronic control board receives signals from various sensors to monitor the temperature inside the freezer. Using the information it receives from these sensors, the board starts or stops the compressor, fans, defrost cycle and other components. A bad internal relay or corrupted internal logic on the circuit board can prevent the electronic control board from sending electric current to the compressor for cooling. When your freezer isn't cooling, schedule service through Sears Home Services. Our technician will visit your home and fix the cooling problem in your freezer.

    Thermostat Replacement

    A common sign of a bad temperature control thermostat is temperature inconsistency within the freezer, leading to either insufficient cooling or excessively cold conditions. You might notice fluctuations in temperature and find items thawing. The freezer may run continuously or cycle frequently, indicating a failure to maintain the set temperature. In some cases, the thermostat might cause the freezer to be entirely non-responsive, leading to a complete lack of cooling.

    What to expect when you experience an LG freezer not cold enough issue

    How is the freezer not cold enough issue fixed?

    Correcting most freezer not cold enough issues involves replacing the thermistor, PCB, or temperature control thermostat. However, there are many potential causes, so a thorough diagnosis is key to fixing the problem. An accurate diagnosis is essential to understanding how much the repair will be.

    Sears Home Services recommendations for a freezer not cold enough problem

    When a freezer is not cold enough, it can be for many reasons. To avoid replacing unneeded parts, we recommend having a Sears Home Services professional perform diagnostic tests to identify the root cause of the problem. Our technicians are experienced at diagnosing all types of freezer failures.

    What to look out for with a freezer not cold enough diagnosis

    Diagnosing modern appliances without proper knowledge and training can be difficult. Without using proper diagnostic techniques, fixing your freezer problem will only be achieved through changing parts on a hunch. Appliances, especially in the last 10 years, have become extremely advanced, and many models have electronic parts that are difficult to test. DIY repairs on the latest appliance models are becoming increasingly difficult.

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    Glossary Terms

    A manual defrost freezer is an appliance that needs to be switched off and allowed to thaw periodically to remove accumulated ice, ensuring efficient operation and storage space maximization.

    A furnace blower motor is a crucial component of a home heating system that drives the fan responsible for circulating air throughout the HVAC system and into the living spaces of the home.

    A furnace condensate pump is a device installed in HVAC systems, particularly high-efficiency furnaces, to collect and automatically remove the water (condensate) produced during the heating process.

    A furnace door is a crucial component of a home heating system, providing access to the interior of the furnace for maintenance, repairs, and inspections. It helps in maintaining the system's efficiency and safety.

    Additional possible LG freezer symptoms you may experience

    • LG freezer not working
    • LG freezer not cooling
    • LG freezer light not working
    • LG freezer leaking water
    • LG freezer is not freezing
    • LG freezer fan not working
    • LG freezer door not closing

    These freezer brands may also experience not cold enough