Troubleshooting the high side of a refrigeration system will often give service technicians valuable information. That’s because what happens in the condenser is a direct reflection of what is happening in the rest of the refrigeration system.

These products cover a wide variety of refrigerants as well as residential a/c and refrigeration applications.

Demand is changing the landscape of coils and condensers. Efficiency, refrigerant, and market demands are adjusting to a global cooling marketplace.

What happens in the condenser is a direct reflection of what is happening in the rest of the refrigeration system.

There are several reasons why the compressor discharge temperature of a refrigeration system can be high when the condensing temperature is not, and a checklist can help a technician figure out the root problem.

Emerson Climate Technologies has filed a patent application for a simulation model of a commercial ice machine to support development of more efficient equipment that can meet upcoming U.S. Department of Energy (DOE) targets.

Hoshizaki transferred manufacturing of select ice machines from Europe to its facility in Peachtree City.

In this puzzle, a restaurant manager complains that one of the ice machines in his high-volume establishment isn’t producing enough ice.

Responding to increased public awareness of the importance of healthy indoor air quality, the hospitality industry is stepping up its game when it comes to providing guests with fresher, cleaner, and, sometimes, sanitized indoor air.

A duct system is the part of an HVAC system that most homeowners don’t consider, yet it determines how well their equipment works.

Ducts play a crucial role but are often overlooked.

Poorly installed HVAC systems work twice as hard as they should and suffer from a wide variety of invisible health problems.

Even if a system is replaced, if ductwork is undersized, the homeowner won’t be getting the best bang for their buck.

By employing a ventilation strategy such as a DOAS, conditioned fresh air can be brought into the building, thus improving IAQ and ensuring a safer environment.

Diverse examples show the importance of air movement and the creative ways in which contractors and manufacturers have dealt with it successfully.

In the end, it's about airflow control. Unless your solution involves airflow and pressure measurement, you're guessing whether the repair worked.

Seven of the awards include funding specifically for HVAC-related projects.

While hydronic systems have long been recognized for their energy-saving properties in HVAC and plumbing applications, designing an efficient hydronic system and narrowing down the necessary system components can be challenging.

67% of contractors see digital transformation as important to their success.

As AI technology continues to advance and becomes nearly indistinguishable from a human representative, HVAC companies can use these tools to help streamline the workloads of CSRs.

This service reduces fleet downtime due to roadside emergencies or inconveniences like dead batteries, empty fuel tanks, flat tires, etc.

This product provides central management on one platform for both employees and owners.

GPS Insight, a provider of fleet software for organizations, announced the acquisition of ServiceBridge.

Here are managerial strategies that contractors can incorporate to improve driver safety and management during the winter season.

As business owners start preparing their companies to withstand the increased volume of business, it’s imperative they do the same with their fleets.

It goes without saying that HVAC work shifts with the seasons. But did you know that the same mentality can apply to your company vehicles?

Since the COVID-19 pandemic struck nearly three years ago, automobile manufacturers have had trouble getting many of the parts — computer chips especially — required to assemble the vans and trucks that field-service businesses use daily.

Used in new construction and retrofit applications, the product is small, light, and customizable.

This product allows technicians to safely lift, move, and set commercial rooftop a/c units up to 27-ton capacity or 2,500 lbs.

Commercial rooftop units feature a host of intelligent solutions to improve efficiency and ease of service/installation.

Sustainability is core to the thinking at Rheem and was a common theme throughout the AHR Expo.

The ACHR NEWS caught up with Johnson Controls’ “Game On” Roadshow at its final stop in Rochester Hills, Michigan.

Big-picture economic factors, such as inflation and rising interest rates, haven’t had much impact on RTU sales.

The speedway’s original HVAC equipment, installed nearly 30 years ago, was outdated, and with one HVAC unit per suite, the cost to run and maintain the equipment was significant.

John Milligan, who had been an equipment operator and a member of the International Union of Operating Engineers, was left paralyzed from the waist down by a car accident in 2022.

At the core of the BACnetIP solution is the QuickServer gateway, developed by a third-party integrator. This BTL (BACnet Testing Laboratories) certified gateway serves as a communications bridge between the Gen X System and a customer’s building management system.

The annual sales growth for the 12 months through September 2024 is an increase of 2.3%. 

The Charlotte Mecklenburg School System (CMSS), the 19th largest in the U.S. with a $1.3 billion operating budget, recently decided to take action to identify school system buildings that might be exhibiting air leakage.

While servicing equipment, technicians should be on the lookout for sources of potential future leaks, as well as follow good service practices to prevent creating leaks.

The Environmental Investigation Agency (EIA) unveiled a new initiative identifying U.S. retailers committed to taking leadership action to reduce HFCs.

When installing or repairing a refrigeration system, technicians should look for opportunities to slightly modify the system (without changing its design) to make it more serviceable.

Target and Amazon have both recently announced plans to construct new stores that contain CO2 refrigeration systems, which will help the retailers significantly reduce carbon emissions and energy use.

These Emerson half-day CO₂ transcritical booster supermarket refrigeration courses will take place March 28, 29, and 30 at the Energy Education Center in Irwindale, California.

Portable cooling products used to be considered “temporary” solutions, but consumers are now looking to portables to solve more of their residential and commercial needs.

Increased cooling capacities, remote monitoring technology, and the need for backup units are all part of the mix in the portable a/c market, experts say.

RDSs are generally required in A2L systems that contain more than 4 pounds of refrigerant and can either be field or factory-installed, depending on the manufacturer.

Cooling towers offer a proven and cost-effective solution for rejecting heat from condenser water and industrial processes. To maximize the operating cost savings, the fill media must be properly designed and in good condition.

Evaporative cooling is growing in demand as cooling needs are expanding.

The cooling towers located on the roof of Granite Tower in Denver were meant to last 20 years. But at nearly 40 years, the cooling towers and fluid coolers were well past their life expectancy.

By splitting the absorption process into two steps, lithium bromide solution concentrations are lower in the system, enabling lower hot water temperatures within the generator, lower hot water flow rates, and the elimination of crystallization risk within the chiller.