ri HVAC Contractors Discuss Residential Variable Refrigerant Flow Trends By www.achrnews.com Published On :: Mon, 09 Dec 2019 04:31:00 -0500 As HVACR technology advances, contractors often find themselves navigating new learning curves on a regular basis. VRF is no exception. Full Article
ri LG Earns AHRI Performance Award for the Sixth Consecutive Year By www.achrnews.com Published On :: Mon, 13 Mar 2023 12:00:00 -0400 Across seven product categories, LG’s HVAC solutions again pass AHRI's comprehensive performance certification program. Full Article
ri Is It Time to Replace the Liquid Line Drier? By www.achrnews.com Published On :: Sat, 18 May 2024 07:00:00 -0400 Keeping a refrigeration system clean and dry by changing the liquid line drier can be the least expensive insurance against compressor failure. Full Article
ri When Troubleshooting a Refrigeration System, Don’t Make Assumptions By www.achrnews.com Published On :: Thu, 27 Jun 2024 14:00:00 -0400 Troubleshooting refrigeration systems can be complex and frustrating, so put aside any assumptions and inspect the system thoroughly before making any diagnosis. Full Article
ri Refrigerant Management Strategies Are Urgently Needed By www.achrnews.com Published On :: Tue, 16 Jul 2024 14:00:00 -0400 Contractors need to implement a refrigerant management strategy that accommodates both legacy and A2L systems, as well as emphasizes recovery and reclamation. Full Article
ri Temporary Fixes Can Jumpstart a Refrigeration System By www.achrnews.com Published On :: Thu, 22 Aug 2024 07:00:00 -0400 Timely refrigeration repairs are crucial to avoid product loss; temporary fixes can sometimes keep systems running until parts arrive. Full Article
ri March 27, 2023 NEWSRoom: Heat Pumps Part of Musk’s Master Plan, AHRI Policy Leadership Award, Enter Top 30 Distributors of 2023 By www.achrnews.com Published On :: Mon, 27 Mar 2023 13:00:00 -0400 Catch up on the latest headlines in our NEWSRoom video series. Full Article
ri Project Files: Episode 61 — All-Electric, Zero-Carbon Michigan Home By www.achrnews.com Published On :: Mon, 17 Jul 2023 11:00:00 -0400 This Michigan home is proof that even when achieving high-level green building standards, more can be done to improve sustainability. Full Article
ri Offering Geothermal a Smart Move for HVAC Contractors By www.achrnews.com Published On :: Fri, 29 Mar 2024 07:00:00 -0400 With the geothermal market enjoying an enormous surge in popularity due to financial incentives and its reputation for sustainability, now is the time for contractors to strike while the iron is hot and add geothermal to their offerings. Full Article
ri Understanding the Use of Suction Filters/Driers By www.achrnews.com Published On :: Mon, 03 Feb 2020 03:59:00 -0500 Unfortunately, we can easily forget the role that suction driers can play in protecting the compressor and the compressor oil. Full Article
ri Why Remote Startup for Variable Frequency Drives is Essential By www.achrnews.com Published On :: Fri, 24 Jul 2020 11:00:00 -0400 Selecting a VFD that features remote startup can decrease the number of individuals needed onsite and provide valuable safety benefits. Full Article
ri A Simple Guide to the Refrigeration Cycle and How Air Conditioners Work By www.achrnews.com Published On :: Tue, 15 Sep 2020 07:00:00 -0400 Four core components work together to control when refrigerant is absorbing heat, and when it is releasing heat. Full Article
ri How Can A Direct Drive Design Optimize Cooling Tower Performance? By www.achrnews.com Published On :: Fri, 18 Sep 2020 11:00:00 -0400 A variable speed drive (VSD) controls the speed of the high-torque, direct-drive motor for optimal fan operation. Full Article
ri Maximizing Indoor Air Quality Without Sacrificing Energy Efficiency By www.achrnews.com Published On :: Tue, 02 Mar 2021 07:00:00 -0500 The proper application of modern HVAC technologies can help maximize indoor air quality while minimizing losses in operational efficiency. Full Article
ri Why Changing Refrigerants May Mean Your Existing Pump Needs Replacing By www.achrnews.com Published On :: Sun, 23 May 2021 11:00:00 -0400 When changing the refrigerant within your pumping application, it is worth discussing the application with a process specialist. Full Article
ri 6 Essential Steps for Teaching CO₂ Refrigeration By www.achrnews.com Published On :: Sun, 06 Oct 2024 07:00:00 -0400 CO2 refrigeration systems demand both classroom knowledge and hands-on experience, which is why blending theory with practice creates top-notch technicians. Full Article
ri Xen Security Advisory 464 v2 (CVE-2024-45819) - libxl leaks data to PVH guests via ACPI tables By seclists.org Published On :: Tue, 12 Nov 2024 12:08:00 GMT Posted by Xen . org security team on Nov 12 Xen Security Advisory CVE-2024-45819 / XSA-464 version 2 libxl leaks data to PVH guests via ACPI tables UPDATES IN VERSION 2 ==================== Public release. ISSUE DESCRIPTION ================= PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used... Full Article
ri Xen Security Advisory 463 v2 (CVE-2024-45818) - Deadlock in x86 HVM standard VGA handling By seclists.org Published On :: Tue, 12 Nov 2024 12:11:26 GMT Posted by Xen . org security team on Nov 12 Xen Security Advisory CVE-2024-45818 / XSA-463 version 2 Deadlock in x86 HVM standard VGA handling UPDATES IN VERSION 2 ==================== Public release. ISSUE DESCRIPTION ================= The hypervisor contains code to accelerate VGA memory accesses for HVM guests, when the (virtual) VGA is in "standard" mode. Locking involved there has an unusual discipline, leaving... Full Article
ri Re: Xen Security Advisory 464 v2 (CVE-2024-45819) - libxl leaks data to PVH guests via ACPI tables By seclists.org Published On :: Tue, 12 Nov 2024 17:24:43 GMT Posted by Andrew Cooper on Nov 12Data are leaked into the PVShim guest, but it is the shim Xen (exclusively) which has access to the ACPI tables. The guest which has been shim'd can't architecturally access the leaked data. ~Andrew Full Article
ri Re: 4 recent security bugs in GNOME's libsoup By seclists.org Published On :: Tue, 12 Nov 2024 17:52:14 GMT Posted by Alan Coopersmith on Nov 12It appears that Mitre issued CVE id's for the first 3 of these yesterday: https://www.cve.org/CVERecord?id=CVE-2024-52530 https://www.cve.org/CVERecord?id=CVE-2024-52531 https://www.cve.org/CVERecord?id=CVE-2024-52532 Full Article
ri Re: Xen Security Advisory 464 v2 (CVE-2024-45819) - libxl leaks data to PVH guests via ACPI tables By seclists.org Published On :: Tue, 12 Nov 2024 18:10:07 GMT Posted by Demi Marie Obenour on Nov 12Is this unconditional (perhaps because the relevant data gets zeroed out by the shim), or does it only apply when the PV guest can't extract data from the shim's memory? For instance, 32-bit PV guests aren't security supported anymore, but the PV shim isn't supposed to rely on the security of the shim itself, only of the rest of the system. Full Article
ri Demand for Frequency Drives on the Uptick By www.achrnews.com Published On :: Mon, 06 Feb 2017 07:34:00 -0500 AC drives are an essential part of the HVAC marketplace, and the growth of the market looks to be exceptional over the next few years. According to MarketsandMarkets, the market is expected to grow from an estimated $15.72 billion in 2016 to $22.07 billion by 2021. Full Article
ri Emerson’s Equipment Evolutions Strengthen HVACR Experience By www.achrnews.com Published On :: Mon, 26 Feb 2018 07:26:00 -0500 Emerson continues to evolve its equipment lines in an effort to introduce its technologies to a broader customer base. Full Article
ri Advanced Refrigeration Technologies Boosting Energy Efficiency in Supermarkets By www.achrnews.com Published On :: Mon, 03 Sep 2018 07:28:00 -0400 In supermarkets, where HVAC and refrigeration equipment use 50 to 60 percent of all electricity consumed, new technologies and advanced control strategies have been developed to help boost energy efficiency as well as reduce emissions. Full Article
ri Honeywell Launches Autonomous Building Sustainability Solution To Fight Rising Global Energy Consumption By www.achrnews.com Published On :: Thu, 27 Feb 2020 11:00:00 -0500 Honeywell announced the launch of Honeywell Forge Energy Optimization, a cloud-based, closed-loop, machine learning solution. Full Article
ri Project Files: Episode 27 — U.S. Air Conditioning Distributors By www.achrnews.com Published On :: Fri, 22 May 2020 11:00:00 -0400 When it comes to smart thermostats, USACD walks the walk and talks the talk. Full Article
ri Serviceability, Flexibility Earn Aaon’s WH Series DDA Gold By www.achrnews.com Published On :: Mon, 24 Jul 2017 07:27:00 -0400 Aaon’s focus on serviceability and performance helped the WH Series earn gold in The NEWS’ 2017 Dealer Design Awards HVAC Light Commercial Equipment category. Full Article
ri Modine Donation Keeps High School Gridders Cool By www.achrnews.com Published On :: Thu, 19 Oct 2023 16:00:00 -0400 The two donated Airedale ClassMate packaged units were installed in the football team's fieldhouse at Parry McCluer High School in Buena Vista, Virginia. Full Article
ri Wireless, Connected Tools Surging in Popularity By www.achrnews.com Published On :: Mon, 01 Jun 2015 07:34:00 -0400 There’s no doubt the connectivity of mobile devices has made our personal lives more convenient, but now they’re also helping make technicians more efficient, thanks to tool manufacturers developing wireless-enabled devices and test and measurement apps for download. Full Article
ri Fluke Connect Grabs Testing and Monitoring Gold By www.achrnews.com Published On :: Mon, 20 Jul 2015 07:20:00 -0400 Fluke Corp.’s Fluke Connect received the gold award in the Testing & Monitoring category of the 2015 Dealer Design Awards. Full Article
ri Testing, Monitoring Products Designed with the User in Mind By www.achrnews.com Published On :: Mon, 22 Feb 2016 07:24:00 -0500 Many new testing and monitoring products were on display last month at the AHR Expo in Orlando, Florida, where manufacturers showcased and demonstrated their newest, smartest products. Full Article
ri HVAC Pros Discuss Their Favorite Diagnostic Troubleshooting Tools By www.achrnews.com Published On :: Mon, 19 Mar 2018 07:31:00 -0400 HVACR technicians are special individuals. They have the intelligence, aptitude, and knack for problem-solving. In fact, they are expected to know how to diagnose and troubleshoot equipment of all types, sizes, and ages. Full Article
ri 2020 Dealer Design Awards: Testing & Monitoring Products By www.achrnews.com Published On :: Mon, 27 Jul 2020 04:03:00 -0400 Badger Meter won Gold in the Testing and Monitoring category for its Dynasonics® TFX-5000 ultrasonic clamp-on meter, which measures volumetric flow and heating/cooling energy rates in clean liquids, as well as those with small amounts of suspended solids or aeration, such as surface water or raw sewage. Full Article
ri Growing Trends in Tool Technology Bring Benefits for Technicians By www.achrnews.com Published On :: Mon, 05 Apr 2021 07:00:00 -0400 Technological developments are consistently improving the tools technicians have to use. Full Article
ri Snort Subscriber Rules Update 2024-10-10 By seclists.org Published On :: Thu, 10 Oct 2024 18:49:18 GMT Posted by Research via Snort-sigs on Oct 10Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the malware-cnc and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-10-15 By seclists.org Published On :: Tue, 15 Oct 2024 11:28:39 GMT Posted by Research via Snort-sigs on Oct 15Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the file-image, malware-cnc, malware-other, os-windows and server-mail rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-10-17 By seclists.org Published On :: Thu, 17 Oct 2024 13:39:35 GMT Posted by Research via Snort-sigs on Oct 17Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the policy-other and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-10-22 By seclists.org Published On :: Tue, 22 Oct 2024 14:33:00 GMT Posted by Research via Snort-sigs on Oct 22Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-10-24 By seclists.org Published On :: Thu, 24 Oct 2024 12:18:42 GMT Posted by Research via Snort-sigs on Oct 24Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the file-multimedia, malware-cnc, protocol-snmp and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-10-29 By seclists.org Published On :: Tue, 29 Oct 2024 13:20:31 GMT Posted by Research via Snort-sigs on Oct 29Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the browser-firefox, malware-cnc, malware-other, os-linux and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-10-31 By seclists.org Published On :: Thu, 31 Oct 2024 13:43:41 GMT Posted by Research via Snort-sigs on Oct 31Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the malware-cnc, malware-other and server-other rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-11-04 By seclists.org Published On :: Tue, 05 Nov 2024 01:41:39 GMT Posted by Research via Snort-sigs on Nov 04Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-11-07 By seclists.org Published On :: Thu, 07 Nov 2024 12:55:30 GMT Posted by Research via Snort-sigs on Nov 07Talos Snort Subscriber Rules Update Synopsis: This release adds and modifies rules in several categories. Details: Talos has added and modified multiple rules in the browser-plugins and server-webapp rule sets to provide coverage for emerging threats from these technologies. For a complete list of new and modified rules please see: https://www.snort.org/advisories Full Article
ri Snort Subscriber Rules Update 2024-11-12 By seclists.org Published On :: Tue, 12 Nov 2024 22:17:04 GMT Posted by Research via Snort-sigs on Nov 12Talos Snort Subscriber Rules Update Synopsis: Talos is aware of vulnerabilities affecting products from Microsoft Corporation. Details: Microsoft Vulnerability CVE-2024-43451: A coding deficiency exists in Microsoft Windows SmartScreen that may lead to spoofing. Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with: Snort 2: GID 1, SIDs 62022 through 62023, Snort 3: GID 1, SID 300612.... Full Article
ri Introducing the HVAC Electrify and Decarbonize e-newsletter By www.achrnews.com Published On :: Fri, 25 Oct 2024 07:00:00 -0400 ACHR NEWS launches new tools to help readers stay up-to-date on the latest trends. Full Article
ri The NEWSMakers Podcast: Data Driven HVAC Decisions By www.achrnews.com Published On :: Sat, 26 Oct 2024 07:00:00 -0400 Frank Bacchetta of Total Comfort Group talks about how his company uses data to improve the customer experience. Full Article
ri Venturing Into E-Commerce: What HVAC Contractors Should Think About By www.achrnews.com Published On :: Mon, 28 Oct 2024 07:00:00 -0400 Selling products online is a whole new ball game. So, contractors will want to learn about their consumers buying journeys, and thoughtfully consider how to launch the online store, what products to sell, and how to market it. Full Article
ri EPA: Refrigerant Reclamation On the Rise By www.achrnews.com Published On :: Mon, 28 Oct 2024 17:00:00 -0400 EPA is counting on increased recovery and reclamation in order to maintain existing HVAC equipment, and finally, the numbers are going in the right direction. Full Article
ri A Case Study: Driving Energy Efficiency Through Utility Incentives By www.achrnews.com Published On :: Wed, 30 Oct 2024 13:00:00 -0400 Is reducing a facility's energy consumption by over 130,000 kWh annually through HVAC optimization possible? Full Article
ri Building a Data-Driven Home Service Business By www.achrnews.com Published On :: Thu, 31 Oct 2024 13:00:00 -0400 With how cutthroat and competitive the HVAC market is, contractors must leverage data-driven insights and technological advancements to drive growth, attract ideal customers, and optimize customer satisfaction. Full Article