Overheating or too hot
Parts commonly needed when your LG dryer has this issue. Recommendations are based on repair patterns and may not diagnose your specific problem.
Verified Components
Parts
1Part numbers confirmed across multiple retailers for DLGX4271W
Repair tips for this issue
From the service manual for LG DLEX4270V Series Dryers
From the service manual
Good to know
3 technician insights for the LG DLEX4270V Series Dryers
Airflow / FlowSense
d80 code allows the dryer to continue operating (with longer drying times). d90 and d95 codes require the dryer to be taken out of service until the exhaust system is repaired — using the dryer with a 90–95% blocked exhaust is a fire hazard.
ESD
The main PCB is highly ESD-sensitive. A new board may appear to work after replacement, but ESD stress can cause delayed failure. Always use an anti-static wrist strap connected to a green ground screw or unpainted metal, or repeatedly touch ground before handling the PCB. Handle by edges only — never touch component leads or connector pins.
Installation
Only use real metal foil duct tape for dryer exhaust connections. Canvas and adhesive 'duct tape' dries out over time, allows lint to escape, and creates a fire hazard. Inexpensive canvas tape is improperly labeled — verify it is metal foil tape before installing.
Seeing an error code on your display? Look up your error code → for more specific diagnostic information.