Service & Maintenance

Btu Buddy 71: Dry House Problem

Bob receives a call from a customer who says her house is so dry that the wood is shrinking. Bob finds that the humidity level in the home is extremely low. Btu Buddy explains why this is happening in this older home and guides Bob in providing a solution.
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Clean Boiler Waterside Heat Transfer Surfaces

Even on small boilers, the prevention of scale formation can produce substantial energy savings. Scale deposits occur when calcium, magnesium, and silica, commonly found in most water supplies, react to form a continuous layer of material on the waterside of the boiler heat exchange tubes.
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Btu Buddy 70: Smoking Gas Package Unit

Bob gets a call about a new customer who has complained about their gas package unit smoking and smelling bad. In checking the unit, Btu Buddy suggests that Bob take off the vent cover and see if there could be a blockage at the fan outlet. Bob removes the cover and finds that the fan wheel is all torn up.
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Btu Buddy 69: Flame Roll Out on Gas

Bob is called to a customer’s house because of a no heat complaint. The house is heated and cooled with a self-contained package unit. Bob finds holes in the heat exchanger and changes it out. But he is called back later because the unit has shut off again. Btu Buddy assists as Bob investigates further.
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Treating a Motor That 'Nuisance Trips'

How often do you encounter this problem in the field? The motor in question continually nuisance trips. You look at the motor and the application: the motor appears to be running properly; the driven load is working properly; and yet the motor seems to keep overheating and tripping.
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Btu Buddy 68: Oil Burner Rumble

The dispatcher calls Bob to go to a new customer who is complaining about a rumbling noise that her furnace is making when it shuts down. The customer’s furnace uses fuel oil. Bob knows that there is an after-burn going on but he doesn’t know why. Btu Buddy explains how to fix it.
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Btu Buddy 67: Was the Charge Really Low?

The dispatcher sends Bob to a new customer for a routine system tune-up. The system is a 3-ton cooling unit with a capillary tube metering device. After checking the system, Bob determines that its low-side symptoms show a low charge. Btu Buddy, however, suggests that he consider other possible causes.
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2015 ACCA Conference

Images from the 2015 ACCA Conference in Grapevine, Texas. Posted on April 8, 2015.

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NEWSMakers: Mark Crockett
Mark Crockett vice president, Crockett Facilities Services, explains the importance of technician training, the value of being a top minority-owned company in the U.S., current projects the company is managing, and much more. Posted on April 24.
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