Blog | Mechanical24

FOOD CONTAMINATION FROM REFRIGERATION

A dirty cooling coil in a refrigeration system can cause food contamination. The fan is constantly running and passes air over the food and through the cooling coil. Over time the organic acids build up on the coil and if not cleaned with an appropriate cleaner it will contaminate the food in the cooler. A...
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When should I do furnace maintenance?

The old adage is true: an ounce of prevention is worth a pound of cure. Below you’ll find our Preventative Maintenance Checklist, which is our proven method to keep your system in the pink and your home in constant comfort. For a system that heats and cools: perform maintenance in the spring and fall For...
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Benefits Of A Commercial HVAC Maintenance Plan

Preventative maintenance is a critical part of keeping your equipment in good running order and prolongs the life at the same time. The compressor and the heat exchanger are two of the critical components of a heating and cooling system and the compressor is the heart of a refrigeration system. Preventative maintenance can prevent these parts...
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Insulation

Make sure your commercial business is properly insulated. This is the single most important step in conserving energy. Thermal insulation should be specified in terms of thermal resistance (R-values). R-30 (10″) is recommended for ceilings, and R-11 (3-1/2”) for exterior walls and floors over unheated areas. In colder climates, consider additional insulation. Infiltration of humid outside air...
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Heating & Furnace Maintenance

Locate the thermostat on an inside wall away from windows and doors. Set the thermostat as low as comfort permits. Each degree over 68°F can add 3% to the amount of energy needed for heating. People generate heat. So lower the thermostat a degree or two when expecting a large group of guests.

Cooling System Maintenance

Set the thermostat as high as comfort will permit. Make sure attics are adequately ventilated to relieve heat buildup. If necessary, improve airflow by adding or enlarging vents. When building a new house or renovating an old one, choose light-colored roof shingles to reflect more of the sun’s heat. During moderate weather, don’t use the...
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While Your System Is Operating

Monitor system starting characteristics and capabilities Listen for abnormal noise Search for source of unusual odors Monitor air conditioning and heat pump systems for correct refrigerant charge Measure outdoor dry bulb temperature Measure indoor dry and wet bulb temperature Measure high and low side system pressures Monitor gas furnace for correct line and manifold gas...
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