Whirlpool · Washer Moderate

LF — / F30 — Long Fill

LF ("Long Fill", also shown as F30 on some models) means the washer is filling too slowly to reach the target level in time.

Keep using it?
Yes, with caution
DIY difficulty
Easy
Verified against
producthelp.whirlpool.com ↗

How to fix it

  1. Open both supply faucets fully and confirm pressure.
  2. Clean the inlet screens where the hoses connect.
  3. Straighten kinked hoses.

Why it happens

Typical signs: Very slow fill · Cycle stalls early · LF or F30 on the display

  • Low water pressure / valves not fully open Partly closed faucets or low home pressure.
  • Clogged inlet screens Sediment in the fill-valve mesh.

Parts you may need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

  • Whirlpool Washer Inlet Valve Common replacement
    Amazon →

More Whirlpool washer codes

dET dET — Detergent Cartridge Not Detected F0E2 F0E2 — Over Suds Detected F0E3 F0E3 — Load Too Heavy / Basket Blocked F0E5 F0E5 — Off-Balance Load F0E7 F0E7 — Clothing Detected During Clean Washer Cycle F1E1 F1E1 — Main Control Board (CCU) Fault

All Whirlpool codes → All washer codes →

Frequently asked questions

What does the LF code mean on a Whirlpool washer?

LF ("Long Fill", also shown as F30 on some models) means the washer is filling too slowly to reach the target level in time.

What causes the LF code on a Whirlpool washer?

Low water pressure / valves not fully open: Partly closed faucets or low home pressure. Clogged inlet screens: Sediment in the fill-valve mesh.

Is it safe to keep using a Whirlpool washer with a LF error?

Yes, with caution. This is rated a moderate-severity fault.

How do I fix LF on a Whirlpool washer?

Open both supply faucets fully and confirm pressure. Clean the inlet screens where the hoses connect. Straighten kinked hoses.

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: producthelp.whirlpool.com.