Frequently Asked Questions

Common warning signs include rising or inconsistent temperatures, unusually long run times, excessive frost or ice accumulation, unusual noises, water around the equipment, frozen evaporator coils, reduced cooling capacity, or equipment that cycles differently than normal. Commercial refrigeration problems can become more serious when ignored, so having changing performance professionally diagnosed can help identify the cause before the equipment stops cooling completely.

Yes. Walk-in cooler and freezer repair is an important part of our commercial refrigeration services. Comfort Control, INC. can troubleshoot refrigerant leaks, compressor problems, condenser failures, evaporator issues, defective fans, thermostats, pressure controls, frozen coils, defrost heaters, and frozen or plugged drain lines. Refrigerant leak detection and nitrogen leak testing can also be performed when appropriate to help locate system leaks.

In addition to refrigeration, Comfort Control, INC. repairs applicable commercial cooking equipment, including fryers, ovens, ranges, stoves, grills, griddles, and related restaurant kitchen equipment. Our technicians troubleshoot problems involving burners, ignition systems, heating components, thermostats, temperature controls, gas components, electrical connections, and mechanical parts. This allows restaurants to rely on one commercial service company for equipment on both the cold-storage and cooking sides of the kitchen.

Whenever practical, yes. Comfort Control, INC. follows a repair-first approach to commercial refrigeration and kitchen equipment. We diagnose the actual cause of the failure and evaluate the overall condition of the equipment before recommending a solution. If an economical repair can restore dependable operation and extend the useful life of the equipment, repair is generally prioritized. Replacement may be considered when the equipment’s condition, repair history, or required work makes continued repair impractical.

Yes. Preventative refrigeration maintenance can help identify developing problems before they result in an unexpected equipment shutdown. Depending on the type of equipment, operating environment, and workload, maintenance can be scheduled monthly, semi-monthly, quarterly, or semi-annually. Routine service can help uncover refrigerant concerns, temperature irregularities, abnormal frost accumulation, airflow problems, deteriorating components, and other conditions that could affect refrigeration reliability or efficiency.

Yes. Comfort Control, INC. provides 24-hour commercial service, 365 days a year for unexpected commercial refrigeration, restaurant kitchen equipment, and HVAC problems. Refrigeration equipment frequently operates around the clock, and a failure can put inventory and business operations at risk. Our commercial-only team serves businesses throughout Knoxville, Downtown Knoxville, Alcoa, Farragut, Karns, Lenoir City, Loudon, Maryville, Oak Ridge, Townsend, and surrounding East Tennessee communities.