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ALAS Appliance Service

Commercial Walk-In Cooler Repair in Denton, TX

Walk-in cooler running warm, icing up or leaking water? ALAS Appliance Repair diagnoses and repairs walk-in coolers for restaurants, hotels, senior living communities and other businesses across Denton, with after-hours emergency service available.

  • Serving all of Denton
  • Written quote before work begins
  • After-hours emergency service
  • 12-month sealed-system warranty

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Walk-in cooler evaporator being serviced by ALAS

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Walk-In Cooler Repair Needs in Denton Restaurants and Kitchens

The Downtown Denton Square has been a commercial gathering place since the late 1800s, and most of downtown is on the National Register of Historic Places. Many restaurants and bars around the courthouse occupy older buildings, where the walk-in was squeezed into a narrow back room and the condensing unit was put up top or out in the alley, wherever space allowed. Long refrigerant line runs and limited airflow around the condenser make these boxes more sensitive to summer heat.

Newer kitchens along US 380, at Rayzor Ranch and near I-35 tend to have more standard installations, but the daily checks are the same anywhere. Staff can watch for frost building on the coil, puddles beneath the box, split gaskets and a door that hangs open after someone walks through. A thermometer and a simple temperature log matter here, because the FDA Food Code treats cold food held warmer than 41°F as out of compliance. Refrigerant and electrical diagnosis belongs with a refrigeration technician.

Common walk-in cooler problems

What’s Wrong With Your Walk-In Cooler?

The walk-in cooler problems we see most often, and the parts a technician checks first for each one.

SymptomCommon causes a technician checksGuide
Running warm or not holding temperatureDirty condenser coil, failed condenser or evaporator fan motor, iced evaporator, low refrigerant from a leak, failing compressor or contactor
Check a thermometer inside the box, not only the display, and make sure stacked product isn’t blocking the evaporator fans.

Possible causes a technician checks: Dirty condenser coil, failed condenser or evaporator fan motor, iced evaporator, low refrigerant from a leak, failing compressor or contactor

Schedule a diagnosis
Ice building on the evaporator coilFailed defrost heater, timer or termination thermostat, leaking door gasket, door left open, low refrigerant, blocked airflow
Don’t chip ice off the coil. Note the box temperature and call for a defrost check.

Possible causes a technician checks: Failed defrost heater, timer or termination thermostat, leaking door gasket, door left open, low refrigerant, blocked airflow

Schedule a diagnosis
Water pooling on the floorClogged or frozen drain line, failed drain line heater, cracked drain pan, evaporator not draining after defrost
Clear the area for slip safety and check whether the water is coming from the evaporator above.

Possible causes a technician checks: Clogged or frozen drain line, failed drain line heater, cracked drain pan, evaporator not draining after defrost

Schedule a diagnosis
Condensing unit runs constantlyDirty condenser in summer heat, low refrigerant, door seal leaks, worn compressor, thermostat or sensor out of calibration
Look at the condenser coil outside or on the roof. Lint, cottonwood and debris build up quickly in Denton.

Possible causes a technician checks: Dirty condenser in summer heat, low refrigerant, door seal leaks, worn compressor, thermostat or sensor out of calibration

Schedule a diagnosis
See every walk-in cooler symptom and cause

The complete walk-in cooler repair guide

Our main walk-in cooler repair page explains common problems, repair-or-replace decisions and how a repair visit works, in more detail.

Urgent repair

Walk-In Cooler Above Safe Temperature?

If the box is climbing past 41°F, the FDA Food Code cold-holding limit, act quickly to protect your product. After-hours and emergency service is available at an additional charge in Denton.

Denton Walk-In Cooler Repair FAQs

Yes. ALAS repairs walk-in coolers for Denton restaurants, cafes, senior living communities and other businesses, including the Downtown Denton Square, the Oak-Hickory and West Denton historic districts, Bell Avenue, Crestwood Heights, Southridge, Forrestridge, Robson Ranch, Preserve at Pecan Creek and the UNT and TWU areas.

We serve Denton ZIP codes 76201, 76205, 76207, 76208, 76209 and 76210, and the part of Denton in ZIP code 76226. Enter your ZIP code on this page to confirm service at your address.

Yes. Access is often tight in the historic buildings near the courthouse, since the condensing unit may be up on the roof or in the back alley. Tell us how a technician gets to the condenser, by hatch, ladder or the back door, and which hours to avoid so the repair does not land in the middle of a rush.

Yes. We serve food and drink businesses in the Fry Street area beside the UNT campus, along with kitchens across Denton. A quick description of the box, today’s inside reading and where the condenser sits helps the technician arrive ready for your setup.

That pattern usually points to a condenser that cannot reject heat fast enough when outdoor temperatures peak. A dirty condenser coil, a failing condenser fan, low refrigerant or a unit boxed in by walls can all cause it. Clean the coil if it is safe to reach and keep the door closed. If it continues, a refrigeration technician should check the system.

Denton service area © OpenStreetMap (opens in a new tab)City pageBranch

Where we work in Denton

Denton Neighborhoods We Serve

ALAS provides walk-in cooler repair across Denton, including the Downtown Denton Square, the Oak-Hickory and West Denton historic districts, Bell Avenue, Crestwood Heights, Southridge, Forrestridge, Robson Ranch, Preserve at Pecan Creek and the UNT and TWU areas, covering ZIP codes 76201, 76205, 76207, 76208, 76209 and 76210 and the Denton portion of 76226. Check your ZIP code to confirm service at your address.