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ALAS Appliance Service

Commercial Walk-In Cooler Repair in Dallas, 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 Dallas, with after-hours emergency service available.

  • Serving all of Dallas
  • 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 Dallas Restaurants and Kitchens

Preston Center grew up in the 1950s around Preston Road and Northwest Highway and now covers about 103 acres of retail, offices, hotel and residential space, with two 20-story office towers. Restaurants there often work in buildings that have changed tenants several times, so a walk-in may have been installed by one operator and inherited by the next. Condensing units can sit on a roof several floors up or on a crowded back pad, and access shapes how quickly a repair can be planned.

A few minutes of checking each day prevents many emergencies. Look for frost on the evaporator coil, water on the floor, torn gaskets and doors that do not swing shut. Record the box temperature every shift, since the FDA Food Code calls for cold-held food to stay at 41°F or below. When the box starts warming, limit door openings, shift the most valuable product elsewhere and get a technician out. Refrigerant and electrical diagnosis is technician work.

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 Dallas.

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 Dallas.

Dallas Walk-In Cooler Repair FAQs

Yes. ALAS repairs walk-in coolers for Dallas restaurants, cafes, senior living communities and other businesses, including Preston Hollow, Old Preston Hollow, Bluffview, Devonshire, Prestonwood, Bent Tree, Lakewood, the M Streets, Forest Hills and Turtle Creek.

We serve North Dallas and nearby Dallas neighborhoods in ZIP codes 75225, 75230, 75229, 75209, 75248, 75214, 75218, 75206 and 75219, and the Preston Hollow part of 75220. Enter your ZIP code on this page to confirm service at your address.

Let us know how to reach the roof, whether by stairs, hatch or ladder, and whether building management needs advance notice or an escort. Share the box size, current temperature and any error codes on the controller. That helps us arrive with the right tools and plan the visit around your service.

Inwood Village and the stretch of Lovers Lane around it have drawn shoppers since 1949, and some kitchens there have passed through several operators. Before opening, have the walk-in checked for door seal condition, drain function, coil cleanliness and temperature stability. That gives you a baseline and catches inherited problems early.

It often starts with the drain. A clogged or frozen evaporator drain line, a failed drain heater or a door that does not seal can all leave water on the floor. Water near the evaporator usually points to the drain. Keep the floor dry for safety, and have the drain and coil checked before ice builds up.

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

Where we work in Dallas

Dallas Neighborhoods We Serve

ALAS provides walk-in cooler repair across Dallas, including Preston Hollow, Old Preston Hollow, Bluffview, Devonshire, Prestonwood, Bent Tree, Lakewood, the M Streets, Forest Hills and Turtle Creek, covering North Dallas and nearby ZIP codes 75225, 75230, 75229, 75209, 75248, 75214, 75218, 75206 and 75219, plus the Preston Hollow part of 75220. Check your ZIP code to confirm service at your address.