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Appliance Fix Guide

Samsung Washer error code

Samsung Washer Error NF

Verify both hot/cold water valves fully open (turn counter-clockwise until stop).

Verify both hot/cold water valves fully open (turn counter-clockwise until stop).

EasyStart with 5-15 minutes of safe checks
✅ WORTH FIXINGParts under $100
Samsung washer repair guide for error NF
Error codeNFWasher

Try these first

Start here before buying a part or taking the appliance apart.

  1. 1
    Verify both hot/cold water valves fully open (turn

    Verify both hot/cold water valves fully open (turn counter-clockwise until stop).

  2. 2
    Disconnect inlet hoses at machine and check for

    Disconnect inlet hoses at machine and check for screen filters clogged with sediment (clean with vinegar soak 15 minutes).

  3. 3
    Ensure hoses aren't kinked behind machine - minimum

    Ensure hoses aren't kinked behind machine - minimum bend radius 4 inches.

A quick explanation

What does NF mean?

Verify both hot/cold water valves fully open (turn counter-clockwise until stop).

The answer you came for

How to fix Samsung washer error NF

Start with the safest checks and work from simple to technical.

  1. 1

    Verify both hot/cold water valves fully open (turn

    Verify both hot/cold water valves fully open (turn counter-clockwise until stop).

  2. 2

    Disconnect inlet hoses at machine and check for

    Disconnect inlet hoses at machine and check for screen filters clogged with sediment (clean with vinegar soak 15 minutes).

  3. 3

    Ensure hoses aren't kinked behind machine - minimum

    Ensure hoses aren't kinked behind machine - minimum bend radius 4 inches.

  4. 4

    Test water pressure at faucet (minimum 20 PSI

    Test water pressure at faucet (minimum 20 PSI required; use pressure gauge).

  5. 5

    Enter diagnostic mode

    Enter diagnostic mode: press Temp + Delay Start + Power simultaneously, then press Temp button 2 times to activate cold water valve.

  6. 6

    Listen for distinct valve click - if silent,

    Listen for distinct valve click - if silent, check voltage at valve terminals (should read 120V AC during fill).

  7. 7

    Replace inlet valve assembly DC62-00243A if no voltage

    Replace inlet valve assembly DC62-00243A if no voltage present at solenoid or screens clean but no water flow.

  8. 8

    Restart the washer and confirm the NF message

    Restart the washer and confirm the NF message returns under the same condition instead of after a one-time interruption.

  9. 9

    Check the simple causes first

    Check the simple causes first: load balance, water supply, drain flow, door or lid closure, visible leaks, and power stability.

  10. 10

    Inspect accessible wiring connectors and moisture-prone areas before

    Inspect accessible wiring connectors and moisture-prone areas before assuming the control board has failed.

  11. 11

    Use the complete Samsung washer model number from

    Use the complete Samsung washer model number from the door, lid, or rear tag before matching any pump, valve, sensor, suspension, lock, or board category.

  12. 12

    If the NF code points to a specific

    If the NF code points to a specific system, test that system directly before ordering replacement parts.

Read the additional checks from the current guide

How to Fix nF Error Verify both hot/cold water valves fully open (turn counter-clockwise until stop).Disconnect inlet hoses at machine and check for screen filters clogged with sediment (clean with vinegar soak 15 minutes).Ensure hoses aren't kinked behind machine - minimum bend radius 4 inches.Test water pressure at faucet (minimum 20 PSI required; use pressure gauge).Enter diagnostic mode: press Temp + Delay Start + Power simultaneously, then press Temp button 2 times to activate cold water valve.Listen for distinct valve click - if silent, check voltage at valve terminals (should read 120V AC during fill).Replace inlet valve assembly DC62-00243A if no voltage present at solenoid or screens clean but no water flow. Samsung Washer NF Checks Before Replacing Parts Restart the washer and confirm the NF message returns under the same condition instead of after a one-time interruption. Check the simple causes first: load balance, water supply, drain flow, door or lid closure, visible leaks, and power stability. Inspect accessible wiring connectors and moisture-prone areas before assuming the control board has failed. Use the complete Samsung washer model number from the door, lid, or rear tag before matching any pump, valve, sensor, suspension, lock, or board category. If the NF code points to a specific system, test that system directly before ordering replacement parts. Recommended Replacement Part Samsung washer inlet valve assembly — OEM DC62-00243A Estimated price: $75 Confirm compatibility with your full Samsung washer model number before ordering. Check Price & Availability ->

If the code comes back

Do not keep replacing parts based only on the code. Repeat the safe checks above. If the fault remains, stop and arrange qualified service rather than ordering from the code alone.

Recommended part

Recommended part for this error code

No replacement part recommended for this code

The researched guidance for Samsung Washer error NF points to user-action and diagnostic steps above rather than a mapped replacement part. We will not invent a part or send you to an unrelated product.

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Repair or replace calculator

Use the age and total repair estimate to get a simple comparison. This is guidance, not a guarantee.

Safety first

Disconnect power before opening panels or touching internal parts.

When to stop
  • Stop if you see burned wiring, melted connectors, water near electrical parts, or a gas smell.
  • Do not perform live-voltage testing unless you are trained and equipped for it.
  • Use the exact model manual or service information before replacing electronic controls.

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