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A survey of over 100 ammonia refrigeration systems operating in food manufacturing facilities in the United Kingdom found that less than 20 percent met legislation covering dangerous and explosive materials.

Computer Guidance Corp., a developer of enterprise resource planning (ERP) software for the construction industry, announced that Ivey Mechanical Inc., a customer of Computer Guidance since 1990, has successfully gone live with the company’s latest ERP solution — eCMS v.4.0.

In this troubleshooting situation a technician has responded to a complaint of “not cooling” on a six-year-old R-410A split system that employs an upflow gas furnace indoor air handler and a condensing unit that sits on the ground, and there is less than 20 feet of connecting tubing.

Absorption chillers use heat, instead of mechanical energy, to provide cooling. The mechanical vapor compressor is replaced by a thermal compressor that consists of an absorber, a generator, a pump, and a throttling device.

Everyone says they want innovation in their organization, but when an ambitious employee offers it, the idea is often shot down. Senior leaders often miss the value-creating potential of a new concept because they either don’t take the time to really listen and delve into it, or the innovating employee presents it in the wrong way.

A United Kingdom report from an influential cross-party group of members of parliament (MPs) has highlighted the potential for remanufacturing as a way to reduce both costs and carbon, with refrigerated display cases selected as a key area for improvement.

Constellation announced it has been awarded a contract by the Federal Bureau of Prisons to implement $45 million in energy and water conservation measures and install a 2-megawatt (DC) solar generation project at the Federal Correctional Complex in Coleman, Florida (FCC Coleman).

Bob and Tim were on their way to a service call at a store that has a frozen heat pump outdoor unit. It is late in the season and the customer called and said, “Our outdoor unit is frozen solid with ice.” After they arrived and talked to the owner, Bob said, “Let’s put the unit through a forced defrost.”

Water is a byproduct of combustion. If the proper venting of flue gases is neglected — as is so often the case — water in the form of condensation triggers serious safety and comfort issues for our customers. As professionals, we must pay more attention to flue gas temperatures and the conditions of the flue during our service calls.

Considering some alarming recent practices, employers need to understand current U.S. Equal Employment Opportunity Commission (EEOC) actions and trends and what areas may leave them particularly vulnerable to scrutiny.