Quick answer: check the thermometer, the vents and the door before you suspect a part
Set a thermometer in the freezer for a few hours. The FDA target is 0°F, per Wikipedia. The fridge should read 40°F or below. If the freezer reads higher, rule out three free causes. Overpacked shelves can block vents. A door may not seal. A setting may have been bumped.
- Fridge cold, freezer warm: suspect frost, the fan or the defrost system.
- Both warm and the compressor is silent: suspect power, the start relay or the compressor.
- Both warm and the compressor hums or clicks: suspect dirty coils or the start relay.
Most likely causes of a freezer not cold enough, ranked from cheapest to costliest
1. Blocked vents or overpacking
Cold air travels from the freezer to the fridge through vents. Packages pressed against them, or frost around them, cut off the flow. Sears lists blocked vents first. Maytag puts overpacking first.
2. A door seal that is not closing
A cracked or loose gasket lets warm air leak in all day. In a humid city, that air carries moisture that freezes into frost. Check the seal all the way around.
3. Frost on the coil from a failed defrost system
Frost-free units melt frost with a heater, controlled by a timer, board or sensor. Wikipedia says older, cheaper models run the heater for about 15 to 30 minutes every 6 to 12 hours. If that fails, frost grows and blocks the air. This is the classic freezer not freezing food story: warm freezer, cold fridge, frost on the back panel.
4. A weak or stopped fan
The freezer evaporator fan pulls air across the cold coil and pushes it through the vents. If you do not hear it when the door is open, it may have failed. Maytag lists a broken fan motor as a common cause.
5. Dirty condenser coils or a failing start relay
Dusty coils make the whole system work harder, and Sears advises cleaning them about every six months. A start relay that fails makes the compressor click or hum without running. Maytag suggests watching a hum for about 30 minutes before you suspect a fault.
6. A thermostat, sensor, damper or control board fault
A sensor that reads wrong or a damper stuck shut can starve the freezer of cold air. These usually need a meter to prove.
7. The compressor or a sealed-system leak
If everything else checks out and the unit never runs cold, look deeper. The compressor or the refrigerant loop may be at fault. It is the least common and the costliest cause.
Safe checks you can do in one afternoon, and the order to do them
- Place a thermometer in the freezer and wait a few hours for a true reading.
- Clear the vents and pull packages away from the back wall.
- Close the door and look for gaps or cracks in the gasket.
- Check the temperature setting and turn it down a notch if it was changed.
- Listen for the evaporator fan with the freezer door held open.
- Unplug the unit and clean the condenser coils with a brush and vacuum.
- Thaw a frosted freezer with the unit unplugged, using towels and room air, not a sharp tool.
A freezer that works after a thaw and frosts again points to the defrost system.
Food safety while you diagnose: what the 48-hour and 24-hour numbers mean
FoodSafety.gov says a full freezer holds a safe temperature for about 48 hours. A half full freezer holds it for about 24 hours. The door must stay closed. That is the clock when a freezer loses power. It is a useful guide when one is failing.
Food may be refrozen if it still has ice crystals or is at 40°F or below. Quality may suffer. Food held above 40°F for more than 2 hours should be thrown out.
Signs you should stop and call a technician
- The compressor clicks, hums or runs hot and the freezer never gets cold.
- Frost returns within days after a full thaw.
- You hear nothing from the fan with the door open.
- The fridge side is warming too.
- Water pools under the unit or a burning smell comes from the back.
Unplug the unit if you smell burning. Move food to a cooler. For fridge and freezer trouble, our refrigerator repair page lists what a visit covers.
What a technician checks, and when a freezer is worth fixing
A technician follows the cold air. The door seal, the vents and damper, the evaporator fan, the defrost heater, timer or sensor. Then the coils, relay and compressor. A fan, a sensor or a heater is usually a single part.
Maytag puts the lifespan of refrigerators and freezers at 10 to 15 years. A young unit with a failed fan or heater is worth fixing. An old unit with a compressor problem often is not. We will tell you which one you have.
Prevent the next warm freezer: four habits that keep the air moving
- Leave a gap around the vents when you load the freezer.
- Keep a thermometer inside and check it monthly.
- Clean the condenser coils every six to twelve months, as Liberty Home Guard advises.
- Replace a cracked gasket early.
Wikipedia adds a point for humid places. Moisture that enters when the door opens condenses and freezes on cold surfaces. Corpus Christi averages 76.1 percent relative humidity. So shorter door openings pay off.
Call from Corpus Christi when the checks run out
Washing Machine Repair Corpus Christi serves Corpus Christi, TX. Sorts a warm freezer from the fridge side in one visit. Start with refrigerator repair in Corpus Christi for what we cover. Or return to the home page for washer help for the rest of the laundry room. Our service area page shows where we work.
Tell us the brand, the layout and what the thermometer says. A person answers at (361) 246-1409, and the estimate is free.
A freezer warm to the touch after a full day is a reason to call, not wait.
A five-hour outage in April 2022 shows how little a freezer should lose
On April 11, 2022, KRIS 6 reported that high winds and lightning hit the Corpus Christi area. As many as 7,300 AEP Texas customers lost power. Flour Bluff resident Sandra Parker lost power around 7 a.m. and got it back around 12:30 p.m., about five and a half hours.
A full freezer holds for roughly 48 hours with the door closed. So an outage like that should not thaw it. If your freezer is warm after power returns, the outage is not the answer, and the unit is. The lesson: check the thermometer, not the news.
Freezer not freezing: questions Corpus Christi households ask
Why is my freezer not freezing but my fridge works?
The usual cause is blocked airflow: packed vents, frost on the evaporator coil or a failed evaporator fan. A defrost system fault can create the frost. Clear the vents and check for frost on the back wall. If frost returns after a thaw, call a technician.
How cold should a freezer be?
0°F is the FDA target, according to Wikipedia. A freezer that sits above that will keep food. But ice crystals, soft ice cream and freezer burn show up sooner. Use a thermometer inside the freezer for a few hours. That is because the dial alone is not a reading.
How long does food last in a freezer that stopped working?
A full freezer holds a safe temperature for about 48 hours with the door closed. A half-full one for about 24 hours, per FoodSafety.gov. Open the door as little as possible and move food to a cooler once the freezer reads above 40°F.
Can I refreeze food that thawed in a warm freezer?
Yes, if it still has ice crystals or is at 40°F or below, though quality may suffer. FoodSafety.gov says to discard perishable food held above 40°F for more than 2 hours. Check each package by feel and thermometer. When you are unsure, throw it out.
Does a freezer that is not cold enough mean the compressor is bad?
Not usually. A failed fan is more common than a failed compressor. So are a blocked vent, a bad defrost part and dirty coils. Listen for the compressor and the fan, check for frost on the back wall. Ask a technician before you replace the unit.
Should I unplug the freezer to defrost it?
Yes, if there is heavy frost. Unplug it and move food to a cooler. Let the frost melt with towels on the floor. Never use a sharp tool. If the freezer cools well afterward and then frosts again, the defrost system needs a technician.
Does Corpus Christi humidity make a freezer freeze up?
It can help frost build up. Moist air enters every time the door opens and freezes on cold surfaces. Corpus Christi averages 76.1 percent relative humidity. A good gasket, a clear drain and short door openings keep that moisture out of the freezer.
Does Washing Machine Repair Corpus Christi fix freezers in Corpus Christi?
Yes. Washing Machine Repair Corpus Christi does freezer and refrigerator repair in Corpus Christi, TX. We handle warm freezers, frost problems, noisy fans and ice makers. Call (361) 246-1409, tell us the brand and the thermometer reading. A person will answer with a free estimate.
Call about the Corpus Christi freezer that will not get cold
Tell us the brand, the layout and what the thermometer says. Call (361) 246-1409: the estimate is free, there is no obligation and a person answers.
Call (361) 246-1409