Lint filter clogged

Remove the lint filter and clean off all lint. If lint is compacted or embedded in the mesh, wash the filter with warm water and a soft brush, then dry completely before reinstalling
Look down into the lint filter housing with a flashlight — lint often accumulates below the filter in the duct. Use a long brush or vacuum attachment to clean this area
If the Et code persists after filter cleaning, the lint filter sensor (on models that have one) may be faulty. This sensor detects airflow through the filter and triggers Et when airflow is restricted
Check the vent system from dryer to exterior — a partially blocked vent triggers the same symptom as a clogged filter
Pro Diagnostic Tip
Samsung dryers with the Et filter indicator use it as a reminder, not a hard-stop error. The dryer will still run but at reduced heat to prevent overheating. Regular filter cleaning every load and vent cleaning annually prevents this code entirely.
Repair Difficulty
Easy — DIY FriendlyEstimated Repair Cost
$0–$100
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
Gas leak detector ($130), thermal fuse tester ($95), belt tension gauge, and vent inspection camera ($180). Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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Here's what a professional technician does to resolve this issue:
Remove and clean lint filter
This repair requires gas leak detectors, thermal fuse testers, and high-voltage multimeters. Most homeowners find it safer and more cost-effective to have a licensed technician handle it.
Gas dryers carry carbon monoxide and explosion risk. Even electric dryers involve 240V circuits that can deliver a fatal shock. Our techs are licensed and insured — let them handle the risk.
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Don't let error code Et disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Samsung error code Et indicates: Lint filter clogged. This is a low-severity issue affecting your dryer.
Remove the lint filter and clean off all lint. If lint is compacted or embedded in the mesh, wash the filter with warm water and a soft brush, then dry completely before reinstalling Then, Look down into the lint filter housing with a flashlight — lint often accumulates below the filter in the duct. Use a long brush or vacuum attachment to clean this area Then, If the Et code persists after filter cleaning, the lint filter sensor (on models that have one) may be faulty. This sensor detects airflow through the filter and triggers Et when airflow is restricted There are 1 more steps — see the full troubleshooting guide above. If these steps don't resolve the error, contact a professional.
Besides the error code on the display, common signs include: Et indicator illuminated on display; Longer than usual drying times; Dryer exterior warmer than normal. If you notice any of these symptoms, check your dryer's display panel for error code Et.
Repair costs for Samsung Et typically range from $0 to $100 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.