FixDecode
Error nF1 Stops machine US market

Samsung Washing Machine Error Code nF1

nF1 on a Samsung washing machine usually means: Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code nF1 points to the inlet valve.

Fix it fast: Manufacturer troubleshooting steps. Full ranked steps below.

Likely part
inlet valve
Fault type
water supply
Manufacturer source Updated Oct 17, 2026 View source

How to fix nF1 — ranked steps

Try these in order. Stop when the code clears.

  1. 1 Manufacturer troubleshooting steps

    DIY
    • The water being supplied to the washer is the wrong temperature, or extremely hot.
    • Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap.
    • Ensure the cold water hose is tightened securely.

Other Samsung Washing Machine codes

4E1Stops machine

Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code 4E1 points to the inlet valve.

4E2Stops machine

Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code 4E2 points to the inlet valve.

4EdStops machine

Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code 4Ed points to the inlet valve.

H1Stops machine

Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code H1 points to the inlet valve.

HEStops machine

Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code HE points to the inlet valve.

HE2Stops machine

Water Temperature Errors: The water being supplied to the washer is the wrong temperature, or extremely hot. Make sure the supply hoses are attached correctly - red to the hot tap and blue to the cold tap. On a Samsung Washing Machine, code HE2 points to the inlet valve.

Search another code

Have a different code? Look it up instantly.