Frigidaire · Refrigerator Minor

Replace Filter — / RF Indicator

Water filter usage timer has reached its replacement interval (typically 6 months). Not a fault — a maintenance reminder.

Keep using it?
Yes — fix when convenient
DIY difficulty
Easy
Verified against
frigidaire.com ↗

How to fix it

  1. Order and install a genuine PureSource filter (PureSource 3, Ultra, PureAdvantage, etc.) matching your model.
  2. Twist out old filter and twist in new one.
  3. Run 2-3 gallons of water through the dispenser to purge air and carbon fines.
  4. Reset the filter indicator: hold the Filter Reset (or Light/Lock combo) button for 3-5 seconds until it clears.

Why it happens

Typical signs: Replace Filter light or RF indicator on display · Reduced water flow if filter actually clogged · Off-taste in water/ice

  • 6-month usage timer expired Indicator is on a calendar/usage basis.
  • Genuine clogged filter Filter has actually exceeded capacity.

Replace your water filter

A clogged or overdue water filter is a common cause of low water and ice flow on Frigidaire refrigerators — they are meant to be changed about every 6 months. The OEM-style filter that fits most Frigidaire refrigerators is the WF3CB ($35-50 OEM, $12-20 compatible).

  • Frigidaire WF3CB refrigerator water filter OEM water filter
    Amazon →

Not sure which filter fits your model? See the full compatibility guide →

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.

  • Frigidaire PureSource water filter Common replacement
    Amazon →

Related repair guides

Frigidaire Refrigerator Water Filter Guide (PureSource WF3CB & More) →Refrigerator Ice Maker Not Making Ice — Causes & Fix →Refrigerator Water Dispenser Slow or Not Working — Fixes →Refrigerator Water Tastes Bad or Smells — Causes & Fix →

More Frigidaire refrigerator codes

1F 1F — Ice Maker Fault 1 SH 1 SH — Fresh Food Sensor Shorted 1 SY 1 SY — Fresh Food Sensor Open 2 SH 2 SH — Freezer Sensor Shorted 3 SH 3 SH — Temperature Sensor Short 3 SY 3 SY — Evaporator Sensor Open

All Frigidaire codes → All refrigerator codes →

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: frigidaire.com.