LG Refrigerator Door Condensation: Causes and Fixes

Wipe the door and an hour later the water is back. Sometimes it collects only along the gasket, sometimes across the whole face, and in a few kitchens it drips onto the floor at the corner. Condensation on a refrigerator has a simple cause: moist air meets a surface colder than the air around it. The question is why that surface became cold enough, or why more moist air than usual is getting in.

Outside moisture versus inside moisture

Start by deciding where the water sits. Droplets on the outer face or around the frame point to humid kitchen air and a cold cabinet edge. Droplets on the inside walls, shelves and drawers point to warm air entering through a poorly closed door or a seal that no longer touches the cabinet. Water that forms inside and then runs behind the crisper is a different job and may involve the drain, so describe it exactly when you call.

Common causes

• A humid room. Cooking, drying laundry indoors or a closed fog-heavy morning in a flat near the coast can push moisture onto any cold surface.
• A door left slightly open. A bin or tray that sticks out, an overfilled door shelf or a box pushing the gasket away from the cabinet.
• A worn or folded gasket. The magnetic strip no longer pulls evenly, so air leaks and moisture follows.
• An unlevel cabinet. If the front is tilted back, the doors can swing away from the seal instead of closing under their own weight.
• Frequent opening. Holding the door open while deciding on dinner lets in far more moist air than people expect.
• A failing anti-sweat heater on models that have one. This only a technician can test safely.

On the display, a door-related code can add information. The LG refrigerator code 67 page explains the door-not-closing-fully alert, which is a useful hint that an object or a gap keeps a door from seating.

Owner checks that are safe

1. Empty any bin, tray or shelf that touches the door when it closes, and make sure nothing hangs over the shelf edge.
2. Run a clean fingertip around the gasket and look for gaps, tears, grease or dried spills. Clean with a soft cloth and mild dish soap, then dry.
3. Close a strip of paper in the door at several points. If it slides out without any drag at one spot, the seal is weak there.
4. Look at the feet and check that the front of the cabinet is not tilted backward so the doors drift open.
5. Run the kitchen exhaust fan while cooking, and keep the refrigerator away from steam sources where possible.

What not to do

Do not tape or caulk the gasket, and do not apply sealant to the frame. Do not unscrew the door or cabinet trim to look for heater wiring. Do not aim a hair dryer at the gasket to soften it for longer than a moment; heat can stretch it.

What the visit covers

A technician starts with the door seal, the hinge alignment and the cabinet level. Then comes the evidence of warm air entry, such as frost on the evaporator side or a freezer that cycles constantly. If moisture appears only on a heated rail around the door, the heater circuit and its connection are tested without altering the seal. A written estimate follows any finding, and nothing is replaced without your approval.

A French-door refrigerator such as the LG LBNC15251 refrigerator repair model, listed at 14.7 cu ft, has a long vertical seam where two doors meet the cabinet, so alignment issues show up there first. A side-by-side such as the LG LS27H3230 refrigerator repair model, listed at 26.6 cu ft, has two tall seals that need to be even along their whole length.

Reading the water pattern

Where the water appears gives the clearest hint. Beads along the vertical seam where the gasket meets the cabinet suggest the seal is not pressing evenly. Water across the whole door face on the coldest mornings points to a humid room and a cold surface, which a better-ventilated kitchen can reduce. A wet strip at the bottom edge of the door, where moisture drips and collects, suggests runoff from higher up, so look up the door for the source. Water on the floor under the corner with a dry door face means the moisture has traveled from inside, and a drain or water line deserves attention.

Also consider the season. During cool damp spells near the water, houses with little ventilation hold moisture, and an appliance in a closed alcove makes it worse. In such places the cure is airflow, not parts. During warm spells the condenser works harder and the cabinet edges get warmer, so condensation eases. If the water comes and goes with the weather, the refrigerator may be fine and the room is the issue.

Keeping the area dry

• Wipe the door and gasket with a dry towel once a day while you track the pattern.
• Do not stand wet pots, laundry or a kettle near the unit.
• Open a window or run the extractor for a few minutes after cooking.
• Check that nothing on top of the cabinet traps warm air against the door.

When to call

Call if the gasket looks torn, if moisture persists after you have cleared the door and cleaned the seal, or if water is running onto the floor. Our LG refrigerator repair team handles seals, hinges and heater circuits. See the LG refrigerators overview for what is covered by door style.

Frequently asked questions