ACHR News
search
Ask ACHR NEWS AI
cart
facebook twitter instagram linkedin youtube
  • Sign In
  • Subscribe
  • Sign Out
  • My Account
ACHR News
  • NEWS
    • Breaking News
    • New HVAC Products
    • Featured Products
    • Manufacturer Reports
    • HVAC Data
    • Legislation
    • ACHR NEWS Centennial
  • RESIDENTIAL
    • Air Conditioners
    • Furnaces
    • Residential Heat Pumps
    • Ductless
    • Residential IAQ
    • Testing, Monitoring, Tools
    • Components & Accessories
  • COMMERCIAL
    • Air Handlers
    • Rooftop Units
    • Chillers and Cooling Towers
    • Commercial Heat Pumps
    • Boilers and Hydronics
    • VRF/Ductless
    • Commercial IAQ
  • REFRIGERATION
    • Refrigerants
    • Refrigerant Regulations
    • Leak Management
  • CONTRACTOR PRO
    • Geothermal
    • Homeowner Study
    • VRF and VRV Ductless
    • Unitary Trends
  • EDUCATION
    • Training and Education
    • Business Management
    • Service and Maintenance
    • Continuing Education
    • Market Research >
      • HVAC Brand Awareness Report
      • VRV, VRF, VRVZ Report
      • Unitary Trends Report
      • Water Heat Professionals Report
    • Webinars
    • Sponsor Insights
    • eProducts Info
    • White Papers
  • EVENTS
    • HVAC Contractor Forum
    • Industry Events and Webinars
  • MEDIA
    • Videos
    • AHR Expo 2025 Videos
    • Podcasts >
      • ACHR News Podcast
      • HARDI Podcasts
      • AHR Expo Podcasts
      • ACCA Podcasts
    • Interactive Spotlights
    • Quizzes
    • eBooks
    • HVAC Talkback
  • HVAC GROUP
    • ACHR NEWS >
      • Current Issue
      • Digital Edition
      • Subscribe
    • Distribution Trends
    • SNIPS NEWS >
      • Join SNIPS NEWS
    • Engineered Systems News >
      • Join ES News
    • HVACR Directory
    • Contests
    • Newsletters
    • Contact
    • Advertise
    • My Account
Home » Topics » HVAC Contracting » Technical

Technical
Technical RSS Feed RSS

Web Exclusive

How to Diagnose a Thermostatic Expansion Valve Failure

Tips for understanding the role of the TXV, and how to service it
Bryan Orr
January 6, 2020
This article will hopefully save the lives of a few TXVs and the pocketbooks of some customers.
Read More
Digital-manifold

A Guide to Digital Manifolds and Smart Devices For Refrigeration Technicians

Here are the features you should be looking for
Michael-Oswald
Michael Oswald
December 23, 2019
The most important features of electronic measuring devices have been established in customer surveys and are discussed in this article.
Read More
HVAC Capillarry Tubes

All You Need To Know About HVAC Capillary Tubes, Part 1

Sizing these cost-effective metering devices is crucial to system performance
John Tomczyk
December 9, 2019
Most systems employing capillary tubes as metering devices do not require high-side receivers, which add to cost savings.
Read More
Inverter-bell-curve

How to Explain Inverter A/C Systems Using a Bell Curve

An easy way to explain its functionality to homeowners
Oswald-headshot
Anastasia Oswald
December 9, 2019
It can be difficult to start selling a brand system without a simple way to explain its functionality to homeowners.
Read More
Data-analysis

Cloud-Connected HVAC Systems Are at the Core of Smart Facilities

Ian Dempster
Ian Dempster
November 25, 2019
Facilities are intelligent only to the extent that their operators collect, analyze, and learn from the information at their disposal.
Read More
Actuator

Why Actuators for Connected Industry Run on Brushless DC Motors

“Smart” electric actuators offer efficiency, flexibility, and connectivity for process applications
Boris Wassmer
November 11, 2019
The flow control industry has stubbornly clung to pneumatic actuators, specifically in the American market, for decades.
Read More
Why Measurement and Verification Is the Key to Optimizing HVAC Systems

Why Measurement and Verification Is the Key to Optimizing HVAC Systems

It can be the difference between millions of dollars in savings
Fred-Woo
Fred Woo
October 28, 2019
Measurement and verification (M&V) is the foundation of successful HVAC optimization projects.
Read More
Heat-pump

How an Air-Source Heat Pump Works

An introduction to a heating/cooling solution growing in popularity
Paul Evans
Paul Evans
October 14, 2019
Air source heat pumps are growing in popularity, as they can provide both heating in the winter months and cooling in the summer.
Read More
Teacher-chalkboard

Understanding Energy Recovery in Rotary Heat Exchangers

Key technical elements that affect energy efficiency
Simon-Schaefer
Simon Schaefer
September 30, 2019
Heat recovery systems can be divided into two categories based on the thermal parameters of the system: Systems with high and low thermal parameters.
Read More
Airplane-Cabin

Preconditioned Air and Providing Comfortable Aircraft Cabin Conditions on the Ground

The importance of a PCA unit and proper ventilation
Tim-Fox
Tim Fox
September 2, 2019
This paper will explain the purpose of a PCA unit and challenges faced by maintenance contractors trying to maintain comfortable aircraft cabin conditions.
Read More
Previous 1 2 3 4 5 6 7 8 9 … 46 47 Next
Subscription Center
  • Create an Account
  • Start a Subscription
  • Manage My Account
  • Sign Up for Newsletters
  • Visit Customer Service
  • Update Preferences

More Videos

Sponsored Content

Sponsored Content is a special paid section where industry companies provide high quality, objective, non-commercial content around topics of interest to The News audience. All Sponsored Content is supplied by the advertising company and any opinions expressed in this article are those of the author and not necessarily reflect the views of The News or its parent company, BNP Media. Interested in participating in our Sponsored Content section? Contact your local rep!

close
  • Piggy Bank
    Sponsored byWatercress Financial

    Energy Prices, Inflation, and HVAC: What Today’s Homeowners Care About

  • Refrigerated Food
    Sponsored bySolstice Advanced Materials

    R-455A Refrigeration: A Cold Storage Solution for the Future

  • Airex Rooftop Units
    Sponsored byAirex Manufacturing Inc

    Consolidating Roof Penetrations: A Growing Trend in Multifamily HVAC Design

Popular Stories

HVAC-Price-Increase-graphic

HVAC Price Increase List: June 2026

Trump-Section-232.jpg

Trump Reduces Section 232 Tariffs on HVAC Equipment to 15%

R410A-Refrigerant-Cylinder.jpg

Refrigerant Recovery is a Revenue Opportunity

Heat-pump-cutaway.jpg

PFAS Rules and A2L Building Codes Continue to Evolve

Kroger.jpg

Kroger to Spend $100 Million to Reduce Refrigerant Leaks

View The ACHR NEWS
Centennial Anniversary Timeline

The ACHR News Timeline Chart
Submit a Letter
Submit a letter to our editors.

Events

November 6, 2025

Next-Gen Data Center Cooling: HVAC Innovation and Real-World Solutions

On Demand As AI workloads and high-density computing push traditional cooling methods to their limits, the data center industry is accelerating the adoption of next-generation HVAC technologies.

June 17, 2026

Decarbonization Without Disruption

This webinar will explore practical HVAC decarbonization strategies that minimize disruption while maximizing long-term performance and ROI.

View All Submit An Event

Poll

Summer Staff

Are you fully staffed for the summer season?
View Results Poll Archive

Products

BNI Mechanical/Electrical Square Foot Costbook, 2026 Edition

BNI Mechanical/Electrical Square Foot Costbook, 2026 Edition

See More Products
Decarbonization Without Disruption - Free Webinar - 6/17/2026

Sign Up. Stay Informed.

The #1 trusted source for the HVACR industry since 1926

SUBSCRIBE
  • RESOURCES
    • Advertise
    • Contact Us
    • Advisory Board
    • Classifieds
    • Submit a Letter
    • Directories
    • Store
  • ACCOUNT CENTER
    • Create an Account
    • Start a Subscription
    • Manage My Account
    • Sign Up for Newsletters
    • Visit Customer Service
    • Update Preferences
  • SERVICES
    • Marketing Services
    • Reprints
    • Market Research
    • List Rental
    • Survey/Respondent Access
  • STAY CONNECTED
    • LinkedIn
    • Facebook
    • Instagram
    • YouTube
    • X (Twitter)
  • PRIVACY
    • PRIVACY POLICY
    • TERMS & CONDITIONS
    • DO NOT SELL MY PERSONAL INFORMATION
    • PRIVACY REQUEST
    • ACCESSIBILITY

Copyright ©2026. All Rights Reserved BNP Media, Inc. and BNP Media II, LLC.

Design, CMS, Hosting & Web Development :: ePublishing