Articles Tagged with ''maintenance''

Ice Breaker: Tips for Avoiding Callbacks

February 6, 2012
Contractors do not like to hear the word “callback.” They cost money and degrade a customer’s respect for and opinion of the service contractor. So how can a technician reduce the number of times he must revisit a repair? 


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The Professor: The Importance of Liquid Subcooling

February 6, 2012
This is the first of a three-part series covering the importance of liquid subcooling in a refrigeration or air conditioning system.


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Watkins Heating and Cooling Brings Comfort to Rescue Mission

February 6, 2012
Watkins Heating and Cooling of Springboro, Ohio, announced a two-year commitment to provide free furnace and air conditioner maintenance to Hope House Rescue Mission, a homeless shelter in neighboring Middletown, Ohio.


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Btu Buddy 106: Heat Pump Service Call - Part 1

January 23, 2012
Bob and Tim have arrived at a home where the owner is complaining that the heat pump is not heating properly. It has been getting cold in the home during the late night and early morning hours. It’s really cold outside, about 10°F at night and 25° during the day.


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Beyond the Flange: Maintaining Chiller Systems

January 23, 2012
While the chiller is typically the most visible part of the system, other key components include chilled and condenser water pumps, cooling towers, heat exchangers, etc. This article focuses on maintaining these components “beyond the flange,” which are found in most typical building comfort cooling applications.


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Btu Buddy 105: Furnace Vent Problem

December 19, 2011
Tim and Bob have been sent on a service call to a new customer’s house. The homeowner has an unusual complaint. She said that she thinks she has a furnace problem because there is mold in her house. They don’t know what this can be all about.


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Can You Reduce Chiller Maintenance?

December 5, 2011
I simply don’t know of any way to reduce chiller maintenance (recommended scheduled maintenance), below industry standards and manufacturer recommendations, without reducing the system’s long-term efficiency and working life.


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The Professor: Megohmmeters for Preventive Maintenance

December 5, 2011
Megohmmeters (meggers) are electrical meters used to check the resistance and condition of the motor windings and the condition of the refrigeration and oil environment around the motor windings. A megger is nothing but a giant ohmmeter that creates a very large dc voltage (usually 500 volts dc) from its internal battery.


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Btu Buddy 104: Bob and Tim Continue Heat Pump Repairs

November 21, 2011
Bob and Tim have arrived back at the apartment building where they have been working for several days inspecting and making necessary repairs to the building’s split-system heat pumps. Bob said, “Check the list for another unit that seemed to have a problem and let’s take a closer look at it.”


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Work Vehicles Help Contractors Move Business Forward

November 7, 2011
As an industry, whether an HVACR contracting firm is doing service and maintenance or installations, employees need to go to the jobsite to perform their work. Because installers and service technicians have to be on the road for their job, some going to several jobsites in a day, they need vehicles to drive.


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Kyle Gargaro, editor-in-chief of The NEWS, hosted the 2014 ACCA CEO Forum. At the event, six well-known, highly respected company executives, Gary Michel, Ingersoll Rand/Trane; Chris Nelson, Carrier Corp.; Chris Peel, Rheem Mfg. Co.; Rod Rushing, Johnson Controls; Brent Schroeder, Emerson Climate Technologies; and Doug Young, Lennox; provided individual industry outlooks and fielded questions directly from attending contractors. Listen to the entire event on the NEWSMakers podcast. Posted on April 14.

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