How do I fix error code E rt on my LG LRFGC2706S?

1. undefined: Check for loose or disconnected connector between Main PCB and RT sensor. 2. undefined: Measure sensor resistance and compare to expected value for ambient temperature. 3. undefined: If resistance is 0 Ω (shorted) or infinite (open), replace the RT sensor. 4. undefined: If sensor checks out, replace Main PCB.

LG LRFGC2706SRefrigerator

Error Code E rt

Room temperature (ambient) sensor error — short-circuit or disconnection of RT sensor

Moderate

Address soon - your appliance may not work properly

Also displayed as: E rt

How to Fix

1
Check for loose or disconnected connector between Main PCB and RT sensor.
2
Measure sensor resistance and compare to expected value for ambient temperature.
3
If resistance is 0 Ω (shorted) or infinite (open), replace the RT sensor.
4
If sensor checks out, replace Main PCB.

Other Error Codes for LRFGC2706S

E HS

Humidity sensor error — short-circuit or disconnection of humidity sensor

E IS

Freezer icemaker sensor error — short-circuit or disconnection of ice maker sensor

E It

Freezer ice maker kit defect — malfunction of ice maker motor

E rS

Refrigerator sensor error — short-circuit or disconnection of refrigerator sensor

E FS

Freezer sensor error — short-circuit or disconnection of freezer sensor

F dS

Defrost sensor error — short-circuit or disconnection of freezer defrost sensor

F dH

Defrost heater error — defrost sensor did not reach 40°F (5°C) within 80 minutes after defrost start

E FF

Freezer BLDC fan motor error — no feedback signal from fan motor for more than 65 seconds

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