The chiller maintenance tool that contributes most to a chiller’s overall efficiency is the daily log. An accurate daily log will provide a daily snapshot of the chiller’s operating characteristics and make abnormal conditions easy to spot.
In this installment of the Btu Buddy series, Bob and Btu Buddy meet on another job that has a low charge. This unit has a thermostatic expansion valve (TXV). They determine the evaporator is starved for refrigerant and check to see why.
Noisy indoor unit complaints usually fall into one of six different categories. Problems include a loose, broken, or out of balance blower wheel. Here is a discussion of possible causes and items to check.
In this edition of the Btu Buddy series, Bob works on a system that is not working up to capacity. He finds the suction service port is leaking, repairs it, and tops off the charge.
Aligning cooling tower debris management and water treatment procedures is key to a company’s worker health and safety, the company’s reputation, and operational efficiency.
In this installment of the Btu Buddy series, Bob goes on a service call to a motel where the chiller has shut down. He finds that both the water tower and the chiller's condenser tubes are dirty and require cleaning.
This article discusses the refrigeration cycle, highlighting the various components - compressor, condenser, metering device, and evaporator - and the flow of refrigerant through the system.
In this edition of the Btu Buddy series, Part 2 of last month’s article, Bob and Btu Buddy meet the next morning to change the compressor in the system.
This convenient a/c start-up checklist from the Hartford Steam Boiler Inspection and Insurance Co. has been designed to help maximize reliability, economy, and fuel conservation in the operation of air conditioning equipment.
In this installment of the Btu Buddy series, a customer calls and says his heat pump is not running. Bob finds that the compressor is shorted to ground.
The manufacturers creating new HVAC technologies are teaching others all about it.
Podcasts
Will Winchester, service manager, Poudre Valley Air, Fort Collins, Colo., joins the NEWSMakers podcast to discuss the latest court ruling about regional furnace standards. We discuss that, the process as a whole, how customers have responded, and much more.
With access to over one million professionals and more than 60 industry-specific publications, Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.
DON'T MISS A THING
Register today for complete access to ACHRNews.com. Get full access to the latest features, Extra Edition, and more.
Subscribe
With access to over one million professionals and more than 60 industry-specific publications, 
