Here is the potential problem: A contractor quotes a customer on the compressor replacement, and he agrees to repair the cooler at the quoted price. Then, as the technician is completing the job — or even after he has finished replacing the compressor — he finds out there is another system problem.
Consider the same system as last month’s column — a medium-temperature refrigeration system incorporating a liquid high-side receiver, a TXV as the metering device, and R-134a refrigerant — but the measured and calculated values are listed in Table 2, along with this detailed system analysis.
Bob and Tim are going out to a new job. It’s an air cooled chiller on the rooftop of an office building. This is the first air cooled chiller that Tim has ever seen so Bob is going to have to describe the operation of the chiller to Tim.
Whether designed for a hospitality, higher education, or multifamily housing application, it is important for HVAC technology to meet current energy and comfort standards.
Technicans are in a unique position in the HVAC contracting world because they often act as both a serviceman and salesperson. Some companies even push for their service techs to sell, offering cash bonuses or other incentives.
When it comes time to replace an HVAC system, I understand that most people just want a simple answer. For one thing, a new furnace and air conditioner is a big investment. In addition, it’s not something people buy often, so not many people are familiar with the product s or the process.
US Heating & AC (USHAC) announced it will donate a limited number of free air conditioning tune-ups for Hurricane Irma victims (limited to scheduling and availability). The company will also provide additional discounts on repair service and new a/c systems to all homeowners throughout their central Florida service area.
According to the most recent report from Heating, Air-conditioning, and Refrigeration Distributors International (HARDI), average sales for its distributor members increased by by 12.2 percent in January 2017, and the average annualized growth fort he 12 months through January 2016 was 9.2 percent.
Nationwide, this summer has been one of the hottest in recorded history. Per the National Oceanic and Atmospheric Administration (NOAA), the June temperature for the contiguous U.S. was 71.8°F, or 3.3° above the 20th century average. The busy summer season has seen its fair share of ups and downs so far, but overall, HVACR distribution is in a good place.