At www.achrnews.com, The NEWS’ Extra Edition page is home to hundreds of online-exclusive service and maintenance, technical, and business management articles. Here are some of the best.
HOW TO GET FEEDBACK THAT BENEFITS YOUR BUSINESS
Whether your business is still in an economic slump or your sales have been skyrocketing, you know things can change in an instant. That’s why you need to regularly check the pulse of your business and find out if your employees and customers are truly happy. If they’re not, then it’s time to make some changes to create the happy, loyal, and long-term employees and customers that are the key to your company’s success. Here are some pointers that will help you get the feedback you need to improve your business.
BTU BUDDY 21: A PROBLEM OF HOUSE WINDOWS SWEATING
The first cold weather of fall has prompted a service call to a residence because all the windows in the house were sweating on the inside. The customer explained that all seemed well with the heating system until the windows began to sweat, and he wanted to know if the heating system could have anything to do with the problem. Bob arrived and talked to the homeowner, who told Bob that he just wants to make sure the heating system is working properly.
MEASURING TEMPERATURE AND HUMIDITY
An HVAC technician must measure water temperatures as well as dry bulb and wet bulb temperatures of air. For example, you may have to measure the entering and leaving temperatures for a coil — both for air and for water. Accurate temperature readings can be critical. An error of even 1°F can make a substantial difference when measuring temperatures and adjusting the water flow to a chilled water coil. To measure temperature and humidity properly, the technician must be able to use a variety of instruments.
HEAT PUMP ELECTRICAL COMPONENT CHECKS
In performing service and troubleshooting on heat pump systems, there are various electrical components to be checked. This article provides information to aid in inspecting and servicing these components. These items include checking the run capacitor, start capacitor (if used), reversing valve, indoor and outdoor motors, relays, high-pressure control switch, and hot gas sensor control switch.
Publication date: 8/10/2015
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