Service Guy AI • Washer • Medium severity • Intermediate skill • ~30 min repair
Quick fix:Check for clogs in the drain hose and clear them if necessary.
What Does Samsung Error Code LC Mean?
Samsung washer: Error Code LC
This is a medium-severity fault. The machine may complete the current cycle but is signalling a problem you should resolve before it escalates.
Possible Causes (5)
Samsung engineers identify the following root causes for fault code LC. Work through them in the order shown — they are listed from most common to least common.
Clogged drain pump
Faulty pressure switch
Blocked drain hose
Door interlock malfunction
Control board issue
Step-by-Step Troubleshooting (6 steps)
Follow this sequence to diagnose and clear Samsung error code LC. Power down and unplug the machine before any internal inspection.
Disconnect power before servicing.
Check the drain pump for blockages or debris.
Inspect the pressure switch for proper operation.
Examine the drain hose for kinks or clogs.
Test the door interlock for functionality.
If issues persist, check the control board for faults.
Required Parts
Have these Samsung OEM part numbers ready before starting the repair. AAdvantage Laundry Systems carries verified parts for every code in this database.
Drain pump
Pressure switch
Drain hose
Clamps
Filter
Diagnostic Test Mode
Enter Samsung diagnostic test mode: Press and hold the 'Spin' and 'Soil Level' buttons simultaneously for 3 seconds.
Skill Level & Repair Time
This repair is appropriate for an experienced laundromat owner or in-house technician. You should be comfortable removing service panels, reading wiring diagrams, and using a multimeter to test continuity and voltage. Plan for approximately 30 minutes of active repair time once parts are on hand.
Get AI-Powered Diagnosis
If the steps above don't resolve Samsung LC, run a free Service Guy AI diagnosis. Upload a photo of the error display and get an AI-generated repair plan tied to your exact Samsung model number, including supplier links for required parts and on-call technician escalation.