Refrigerant recovery machines are to contractors what HVAC systems are to homeowners. Heating and cooling systems are usually the most expensive pieces of equipment in a house…
Bob and Tim are discussing the job that they are about to start. They are at a residence and the system has a blown low-voltage fuse. Tim said, “Let’s just change the fuse and try it and see if the system will start up. The only thing it can do is blow another fuse."
Motion Industries Inc., a distributor of maintenance, repair, and operation replacement parts and a wholly owned subsidiary of Genuine Parts Company, announced that its service centers in Charleston, West Virginia; Pensacola, Florida; and Salt Lake City have become certified Rexnord partners in Falk gear drive repair. These three Motion Industries service centers each passed an extensive facility and process audit to verify repair execution to Rexnord’s original OEM work standards.
The equipment in this month’s troubleshooting problem is a forced-air electric heating system with five resistance-type elements, and in order to ensure that this equipment can operate with maximum efficiency and prevent an electrical system overload on a call for heat, a multiple-step sequencer system employed.
While geothermal heat pumps may initially seem complicated to service or troubleshoot for some technicians, with the right training, they will find that these systems are similar to conventional air-source heat pumps.
Over and over again, I have heard HVACR technicians and electricians quote rules of thumb regarding wiring sizing, and I have witnessed and participated in many heated debates on the topic.
The concept of time windows is a slippery slope for most home service companies. Other industries have figured out how to fit their work into nice, neat little boxes of time, so why can’t we? The problem stems from the number of variables we deal with on our individual calls.
In this month’s troubleshooting situation, you are dealing with a 4-ton split system, and the locale is a desert Southwest city. The customer in this case is the landlord, and they are working on the residence, getting it ready to rent after the departure of a long-term tenant. Their description of the problem is that the house “just won’t get comfortable.”
The Professional Retail Store Maintenance Association (PRSM) has released its latest benchmarking snapshot, “Commercial Refrigeration.” The snapshot which utilizes information from the latest PRSM Benchmarking Report, “Energy Benchmarking Initiative Study,” the 2016 IBISWorld report, “Walk-in Refrigerator in the U.S. – Procurement Report,” and the new U.S. Department of Energy Updated Rule to Energy Policy Act.
While the benefits of maintenance agreements are nearly universally understood today, I’ve found that the benefits of perpetual maintenance agreements are not nearly as universally understood, and I believe they are something every contractor should seriously consider.