Source: Air-Conditioning, Heating, and Refrigeration Institute (AHRI). Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.
This troubleshooting situation is a look ahead to the upcoming cooling season. Our customer has called to say that their heat pump “isn’t cooling at all,” and while the outdoor temperature is only in the mid 80’s, it’s quite uncomfortable in the house. You find that the underlying reason is that the compressor and outdoor fan motor aren’t operating.
When Tim McTavish set out to remodel his home, his plans included increased square footage for the living space, radiant floor heating throughout the entire structure, snow melting for exterior surfaces, and an in-ground swimming pool. McTavish was looking for exceptional means by which to heat and cool his newly updated residence.
Red-tagging is characterized by the installation of a red tag on a furnace, stating that it has been shut down and is dangerous to operate unless repaired or replaced. Questions are: Is this enough action to prevent the building owner from turning the furnace back on? And what other steps are necessary such as contacting the local utility company?
Safety of the appliance should be the primary goal of all technicians. The production of carbon monoxide (CO) in the flue gases should be kept below 100-ppm air-free, even though the allowable limit in the stack is 400-ppm air-free.
An air conditioner coil can be a perfect breeding ground for mold and bacteria. This mold and bacteria buildup on a coil can cause a variety of indoor air and other problems. What to do? Glad you asked.
Consumer comfort with high-tech toys, combined with rising energy prices, have created a good market for manufacturers of thermostats and controls. It’s a far cry from a few years ago, when too many homeowners were too willing to override the energy-saving settings on their programmable t-stats.
Dirty Sock Syndrome started appearing a decade or more ago. Since then, people have tried to figure out the source and what to do to solve the problem. A couple of companies have developed coating solutions.
If what has transpired over the first three months since Title 24 went into effect is the norm, business may remain as usual for contractors in California this year. And, that's what scares law-abiding HVAC contractors in California.
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