Articles Tagged with ''air conditioning troubleshooting''

The GreenChill Advanced Refrigeration Partnership has been providing the refrigeration sector with information on efforts to reduce refrigerant emissions and improve efficiencies of commercial equipment. The partnership also publishes service-related materials, the following of which is excerpted from those files.

EMCOR Group Inc. announced that its subsidiary EMCOR Government Services has been awarded two contracts for preventive maintenance services for, and repair of, facilities systems for the Texas Gulf Coast and the Arizona Regions of U.S. Customs and Border Protection (CBP).

EMCOR Group Inc. announced that its subsidiary EMCOR Government Services (EGS) has been awarded contracts for operation, maintenance, and repair of systems and services with an expanded scope of work at Fort Belvoir Community Hospital and the building housing the Northern Region Medical Command in Fort Belvoir, Virginia. 

Bob and Tim were on their way to a no cooling call. The spring season was still cool at night and warm in the daytime. The customer told the dispatcher, “The unit started up at about 10:30 a.m. this morning and made a noise, but did not cool the house, even though it is still running.”

Clear, concise, and accurate communication between service technicians, parts suppliers, customers, and the home shop is rapidly gaining importance as the HVACR field transitions and becomes more technically oriented.

The media event drew trade press from the U.S. and Canada, representing all six disciplines the company serves: plumbing, electrical, HVACR, building, remodeling, and maintenance.

During the off cycle, or especially during a long shutdown, refrigerant will want to travel, or migrate, to a place where the pressure is the lowest. 

A popular electrical component used on many control circuits is the step-down transformer. It is the power source for a separate lower-voltage circuit which typically controls the operation of a system.