A refrigerator runs every hour of every day, and unlike a washer or an oven, it rarely gives you a reason to look at it closely. Most of the failures we see in fridges started as something small: a dusty coil, a sticky gasket, a clogged drain tube. A little routine attention catches those before they turn into a warm fridge and a full trash bag.
Here is a schedule built around how often each task actually needs doing, rather than one long list you'll never finish.
The schedule
| How often | Task | What you're looking for |
|---|---|---|
| Monthly | Read the thermometers | Fresh food at 40°F or below, freezer at 0°F |
| Monthly | Clean up spills and toss old food | No sticky shelves, no forgotten containers |
| Monthly | Wipe the door gaskets | Clean, flexible seals with no tears |
| Monthly | Check under and around the fridge | No water on the floor or under the crisper drawers |
| Every 3 months | Vacuum the condenser coils | No dust mat on coils at the back or behind the lower grille |
| Every 3 months | Clean the ice and water dispenser | No mineral crust or mold in the chute or on the tray |
| Every 6 months | Replace the water filter | Filter dated and installed; a few gallons flushed through |
| Every 6 months | Test the door seals | A sheet of paper drags when pulled from a closed door |
| Yearly | Pull it out and clean behind | Floor clean, water line not kinked, cord undamaged |
| Yearly | Check the drain pan and defrost drain | No standing water, no odor, no ice in the freezer floor |
| Yearly | Check the level | Doors swing shut on their own from halfway open |
The jobs that matter most
Coils
Condenser coils release the heat pulled from inside the fridge. When they're covered in dust, the compressor runs longer to do the same work. Unplug the fridge, then use a vacuum with a brush attachment or a long coil brush. On many newer models the coils are under the unit behind a front grille that pops off. Near the coast, look for chalky white corrosion while you're there; the salt air care guide explains what to do about it. Homes with pets or garage units need this more often.
Gaskets
A gasket that doesn't seal lets warm air in, which leads to frost, condensation and longer run times. Clean gaskets with warm, mildly soapy water and dry them. If a section has torn or flattened, the gasket can usually be replaced without replacing the door.
Water filter
Most refrigerator filters are rated for about six months. In hard-water areas, a filter that's past its life can slow water flow to the ice maker and dispenser. Write the install date on the filter with a marker. If you're adding a water line for the first time, see our water line installation guide.
Defrost drain
Frost-free fridges melt frost off the evaporator several times a day, and that water runs through a drain to a pan underneath, where it evaporates. If the drain clogs, water ends up under the crisper drawers or freezes in the freezer floor. Your manual may describe how to flush it; on some models it's best left to a technician.
Temperature settings
Set the fridge to around 37°F and the freezer to 0°F as a starting point, then adjust using the thermometer, not the dial. In a kitchen that runs warm on hot afternoons, as many coastal kitchens without air conditioning do, you may need a slightly colder setting in summer than in winter.
Signs it's beyond maintenance
- The fridge is warm but the freezer is cold, or both are warm.
- Frost covers the back wall of the freezer.
- The compressor clicks on and off every few minutes.
- New grinding, buzzing or rattling sounds.
- Water on the floor that you can't trace to a spill or the water line.
Those usually mean a fan motor, defrost component, control board or sealed-system problem. Our refrigerator service starts with a diagnosis and a written estimate, so you can decide whether the repair makes sense. We work on most major brands, from GE and Whirlpool to built-in models.
Make it stick: put the monthly items on the same day you pay a regular bill. The quarterly coil cleaning fits nicely at the change of each season.