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LG Refrigerators

Error Code E Rt

Room Temperature Sensor Error — short or disconnection of room temperature sensor

Moderate

Address soon - your appliance may not work properly

Also displayed as: E Rt

How to Fix

  1. 1

    Step 1: Check room temperature sensor connector for disconnection or poor contact.

  2. 2

    Step 2: Measure sensor resistance and compare to expected values at ambient temperature.

  3. 3

    Step 3: If sensor reads 0Ω (short) or OL (open), replace the room temperature sensor.

  4. 4

    Step 4: If sensor passes, replace the Main PCB.

This Error Applies To

LG LRFCS29D6S Series Refrigerators

Service manual exact match: LRFCS29D6S

Related Error Codes

E IS

Icing Sensor Error — short or disconnection of icing sensor (ice maker sensor). Note: E IS displayed without user input is the error of the Icing Sensor.

E rS

Refrigerator Sensor Error — short or disconnection of Refrigerator Sensor

E FS

Freezer Sensor Error — short or disconnection of Freezer Sensor

F dS

Defrost Sensor Error — short or disconnection of Defrost Sensor

E FF

Freezer Fan (BLDC) Error — feedback signal not received from freezer fan motor within 65 seconds

E CO

Communication Error — communication failure between Main PCB MICOM and Display PCB MICOM

F dH

Defrost Heater Error — defrost heater or defrost control circuit failure

E CF

Condenser Fan (BLDC) Error — feedback signal not received from condenser fan motor within 65 seconds

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