FreeWebinar-D4

Prepare to Mobilize: 10 Steps to Prepare Your Business to Go Mobile
Oct. 28, 12 p.m. EDT – Learn how to get the most out of your mobile investment - Click here for details

Service & Maintenance

Prepare Customers for the Heating Season with an HVAC System Check-Up

In an effort to reduce the more than 700 deaths that occur due to carbon monoxide (CO) poisoning each year and ensure a safe winter heating season, northern Virginia HVAC contractor Jones-Rogers Inc. emphasizes the importance of an HVAC system check-up to avoid the risk of CO exposure.


Read More

Btu Buddy 114: Excess Humidity in a House

Bob and Tim were on their way to a residence outside of town where the homeowners’ complaint was excess humidity in the house. When they arrived, they met the housewife and she told them, “The plumbing fixtures often sweat, there is mold in some of the closets, and mold is beginning to form in the laundry room.”


Read More

Troubleshooting Challenge: A Gas Furnace That Heats, But Not Enough

This troubleshooting problem brings you to a three-bedroom, ranch style home on a concrete slab, which, as most typically do in this area of the Southwest, employs a rooftop evaporative cooling system in the summer and an upflow forced-air gas furnace for heating in the winter. The customer says one of the bedrooms “just won’t get comfortable.”


Read More

Btu Buddy 113: Restriction in the Liquid Line Problem

Bob and Tim have been sent on a call to a house with no cooling. The system has just been installed and the construction crew has been having problems with startup. The system has a capillary tube metering device and Bob and Tim begin looking at what may be wrong.


Read More

Furnace Installation Safety

This article deals with your personal safety when installing a new or replacement furnace. Topics covered include emergency procedures; clothing and safety gear; fall protection; electricity; lock out, tag out; GFCI; fuel safety; and confined spaces.


Read More

Btu Buddy 112: Too Much Load for Air Conditioner

Bob and Tim were on their way to a residence where the occupants said their unit runs all day long, but the space temperature rises to 82°F while the thermostat is set at 75°. The unit shuts off during the night and the temperature inside is 75° in the morning, but during the day it rises.


Read More

Troubleshooting Challenge: Assisting With a Split System Problem

In this month’s troubleshooting problem, you have been called by a colleague who is relatively new to HVACR to assist in repairing a split system in a manufactured home. The original diagnosis regarding this unit that is sitting dead was that the PCB 3-amp fuse was blown, and when it was replaced, the new fuse also failed.


Read More

Btu Buddy 111: Burned Hermetic Compressor - Part 2

Bob and Tim have gone back to the job with the grounded compressor. They changed the compressor yesterday and ran the unit for a few minutes, then shut the system down, leaving the crankcase heat on so they could start it up later. They now want to determine why the compressor burned.


Read More

Preventing 'White Rust' on Galvanized Steel Cooling Towers

For over 50 years, evaporative cooling products have been manufactured from hot-dip galvanized steel. Life expectancy of these units, when properly installed and maintained, has been excellent. In recent years, however, there have been reports of “white rust.” The critical fact that needs to be recognized is that white rust is preventable.


Read More

Btu Buddy 110: Burned Hermetic Compressor - Part 1

Bob and Tim were on their way to a no cooling call at a commercial building. When they arrived, they talked to the building manager and checked the thermostat. It was set at 72°F but the thermometer was reading 78°. Tim said, “The fan is running, so there is control voltage and the thermostat seems to be calling for cooling.”


Read More

Multimedia

Videos

Image Galleries

2014 SMACNA Annual Convention

Views from the 2014 SMACNA Annual Convention in San Antonio.

Podcasts

NEWSMakers: Chris Mathis

Chris Mathis, president of Mathis Consulting Co. and vice chair of ASHRAE’s residential ad hoc committee, talks about ASHRAE’s exploration into the residential market. Posted on Oct. 17.

More Podcasts

ACHRNEWS

NEWS 10-20-14 cover

2014 October 20

Check out the weekly edition of The NEWS today!

Table Of Contents Subscribe

EFFICIENCY STANDARDS

DOE has denied AHRI’s petition for reconsideration of walk-in standards. Is it getting harder to reach consensus on efficiency standards?
View Results Poll Archive

HVACR INDUSTRY STORE

2015.jpg
2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

More Products

Clear Seas Research

 

Clear Seas ResearchWith access to over one million professionals and more than 60 industry-specific publications, Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

DON'T MISS A THING

Magazine image
 
Register today for complete access to ACHRNews.com. Get full access to the latest features, Extra Edition, and more.

STAY CONNECTED

facebook icontwitter iconyoutube iconLinkedIn i con