We recently performed a no cooling call visit for a commercial property in Salisbury, MD. This space is near US 13 North by Delmar, used by a national retail chain and classified as light commercial. There are several reasons why an AC can be running but not cooling. These include but are not limited to: a clogged air filter, faulty compressor or refrigerant issues.
In this particular case, the tenant was complaining of a thermostat setpoint not being met. Upon arrival, the Trane, 10-ton, YSC series, rooftop gas system was in lockout. We tested the control board per manufacturer's specifications to determine what mode lockout occurred in and discovered the system in a cooling mode lockout. It was verified that no major or obvious issues were present resulting in the power to be cycle in order to reset the system.
Upon startup, the condenser fan motor was extremely noisy and through further inspection, motor was drawing double the rated amperage. In conclusion, the unit was likely going off on high head pressure after running and fan going off on overload, leading to us quoting a condenser fan replacement.
Is a condenser fan necessary?
The condenser fan plays a pivotal role in your air conditioning setup. Its main function is to lower the temperature of the refrigerant gas, transforming it into a liquid state. This vital function facilitates the effective extraction of heat from your indoor environment, which is essential for proper air conditioning. A few signs that your AC fan motor is bad, include: fan doesn't stop, fan doesn't start, airflow isn't cold or the AC runs intermittently. Looking for AC repair near you? Contact Us Today
FAQs
What types of commercial HVAC units do you work on?
Here at Real HVAC Services, we service both residential and commercial. Examples of commercial customers include retail shops, office buildings, industrial plants and federal facilities with equipment ranging from standard split systems, rooftop units to VRF systems.
Do you provide maintenance programs for commercial facilities?
We cater our Real Advantage Plan to meet the needs of any space. Whether you are a veterinary clinic with ductless systems and require monthly cleanings, a wedding dress retailer with an important workspace that can only be moved on a specific day of the week for HVAC work, a hotel needing maintenance in the off season of an industrial complex requiring quarterly visits for rooftop units and VRF systems, we can service you. Contact us today to schedule a free maintenance evaluation.
Published: May 24, 2024
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