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Home » maintenance for HVACR

Articles Tagged with ''maintenance for HVACR''

Deferred Revenue: An Industry Best-Practice You Can’t Afford to Ignore Any Longer

Shane Rau - The ACHR News
Shane Rau
April 16, 2018
I work with a lot of companies, and sooner or later the topic of deferring revenue always comes up. Some companies do it, some don’t. Those that do tend to be happy with the process and accuracy of their numbers, though occasionally there will be a company that will be unhappy with the added work of deferring revenue.
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yoder

An Undercounter Beverage Storage Unit That's Not Keeping Cool

Jim Johnson
April 9, 2018
In this troubleshooting situation you’re called out to a tavern to check on a beverage storage unit that, according to the complaint, is “not keeping things cool”.
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Changing filter driers

Refrigerant Recovery Machines Require Regular Maintenance

Properly maintaining units keeps them running efficiently for years
Joanna Turpin
Joanna R. Turpin
April 9, 2018
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…
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btu1

Btu Buddy 180: Low Voltage Circuit Problems

Bill Johnson
March 19, 2018
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."
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Three Motion Industries Service Centers Become Rexnord Certified

January 16, 2018
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.
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1162017

Troubleshooting Challenge: An Electric Heating System That's Not Heating Enough

Jim Johnson
November 6, 2017
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.
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comparison of cooling costs per square foot

Geothermal Service is Simple and Straightforward

Maintenance and troubleshooting tips from the trenches
Ron Rajecki
October 9, 2017
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.
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data tag

What Most Techs Get Wrong About Wire Sizing

When a 10-gauge wire on a 50-amp breaker is OK
Bryan Orr
September 18, 2017
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.
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Nexstar Coach's Blog

Are Your Dispatch Time Windows Hurting Your Business?

Tom Merriott
Tom Merriott
August 9, 2017

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.


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Jim Fig 1

Troubleshooting Challenge: An Air Conditioning System that Won’t Cool Enough

Jim Johnson
May 8, 2017

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.”


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