Bob and Tim are looking at a system that has a frozen evaporator coil. The system is in a home. They are talking about what has happened to the system and what to do about it.
An increased awareness of indoor environmental quality (IEQ) is one trend driving demand for better-performing ventilation systems. Building occupants have a greater awareness of the importance of IEQ and how it can be affected by climate and population density.
One of the most important things for home service companies, like those in the HVAC space, to realize is that they are in the service business. That means they must train their technicians to provide customer service, no matter how subtle. It’s the best investment they can make.
The American Council for an Energy-Efficient Economy study found that most commercial air conditioners in the US are oversized by 25-50 percent. In fact, subsequent studies have only counted units as oversized if it is more than 25 percent oversized because that is widely considered a “safe and acceptable practice.”
In this troubleshooting situation we’re looking ahead to fall, and we’re following up on a complaint from a restaurant manager that one of the ice machines in his high volume establishment isn’t producing enough ice.
Beyond conventional HVAC systems, more and more facilities are considering alternative ways to control temperature, while also controlling costs. Two increasingly popular ways of doing this are implementing networked systems of high-volume, low-speed (HVLS) ceiling fans, and segmenting heated or cooled spaces with fabric curtain walls.
Often, when profanity is used in the workplace, managers, and supervisors are reluctant to address it for fear that they will be seen as prudish or part of the speech police. However, employers need to carefully consider their response to profane or obscene language when used by employees.
When Josh Jeffers put his vision of creating a mixed-use complex into motion with a multi-million-dollar overhaul, the goal for the Mackie Building was to maintain the historic design aesthetics while upgrading the HVAC system to effectively serve a diverse range of tenants.
Bob and Tim are on their way to a new job and discussing what the work order said. Tim tells Bob that the customer is new and the work order says the thermostat is set at 74°F while the thermometer reads 78°F, and unit is running full time. The customers are uncomfortable.
A primary reason for installing an ERV is to recover energy when there is a fresh air requirement for a building. As fresh air is brought into a building, the conditioned air is exhausted back outside to equalize the building’s air pressure.
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