Paul Foukas Plumbing and Heating Company

1) Check if the condenser unit is running. 2) Inspect condenser coils for dirt and debris — blocked coils are a common cause. 3) Ensure walk-in door gaskets are sealing properly. 4) Check if evaporator fan is running. 5) Look for ice buildup on evaporator coils (defrost system failure). If temperature is rising significantly, move temperature-sensitive inventory and call a technician immediately — this is an emergency situation.

1) Do NOT operate any electrical switches, phones inside, or create any sparks. 2) Evacuate all staff and customers immediately. 3) Call 911 from outside the building. 4) Call your gas company's emergency line. 5) Do NOT re-enter until emergency responders clear the building. 6) Contact a certified kitchen equipment technician to inspect and repair gas connections before reopening. Gas leaks can cause explosions — always take them seriously.

Signs of compressor problems: unit not reaching temperature despite running constantly, compressor making loud knocking or grinding sounds, compressor starting and stopping rapidly (short cycling), compressor not starting at all, or high pressure shutdowns. Compressor failure is typically the most expensive refrigeration repair. Early diagnosis can sometimes allow for less costly repairs — don't wait if you hear unusual compressor noises.