Error code · Room Air Conditioner

Frigidaire Room Air Conditioner Code P1: Water in the Drain Tray

Low risk · DIY check OK

Code: P1
Appliance: Room Air Conditioner
Brand: Frigidaire
Warranty: 30-day workmanship

What P1 means

P1 on a Frigidaire room air conditioner with a digital display means the bottom drain tray is full of condensate. Window, wall and portable models can all show it. The unit stops cooling until the water is drained, to avoid overflow. It is common at the first start of the season, when the tray still holds water from last year. The code is about water level, not about a failed part.

Common causes of P1

Water collected in the bottom tray
A blocked or closed drain path
A unit tilted away from its drain

✓ One safe check you can try

1. Turn the unit off and unplug it. 2. Move it to a spot where water can drain, such as a floor drain or a pan. 3. Remove the bottom drain plug and let the water out, tilting the unit gently if needed. 4. Replace the plug, plug the unit in and restart it.

! Why to stop there

If P1 comes back quickly after draining, something is adding too much water or the drain path is blocked.
If the level switch is stuck, the unit may report a full tray when it is not full; we test that.
We check for leaks and tilt before suggesting any repair.

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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Other Room Air Conditioner codes

F2Frigidaire Room Air Conditioner Code F2: Waiting for the Coil to Defrost Filter Reset lightFrigidaire Room Air Conditioner Filter Reset Light: Cleaning Reminder at 250 Hours HSFrigidaire Room Air Conditioner Code HS: Discharge or Heater Sensor LCFrigidaire Split Air Conditioner Code LC: Indoor and Outdoor Link ASFrigidaire Room Air Conditioner Code AS: Room Temperature Sensor E4Frigidaire Portable Air Conditioner Code E4: Display and Main Board Link Lost ECFrigidaire Room Air Conditioner Code EC: Communications Error on the Control ESFrigidaire Room Air Conditioner Code ES: Coil Sensor Reading Is Missing

P1P1 questions

Why does my air conditioner say P1?

The bottom tray has filled with water from the air the unit removes. When it is full, the unit pauses cooling so water does not overflow into your home.

Do I have to drain it every time?

Not usually. In many climates the water evaporates. In humid Houston weather the tray may fill faster, so some owners need to drain it more often or use the drain connection.

Is a full tray at the start of the season normal?

Yes. Water left over from last year can trigger P1 at the first start. Drain it, restart, and call us only if P1 returns soon after.

Book a visit

Still unsure about P1?

A technician diagnoses it on site and gives you the price in writing before any work starts.

(713) 844-8518