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    <title>Service and Maintenance</title>
    <description>
      <![CDATA[“Service and Maintenance” articles focus on troubleshooting service call issues and revisiting HVAC basics.]]>
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    <item>
      <title>When Troubleshooting a Refrigeration System, Don’t Make Assumptions</title>
      <author></author>
      <description>
        <![CDATA[Troubleshooting refrigeration systems can be complex and frustrating, so put aside any assumptions and inspect the system thoroughly before making any diagnosis.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154768</guid>
      <pubDate>Thu, 27 Jun 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154768-when-troubleshooting-a-refrigeration-system-dont-make-assumptions</link>
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    <item>
      <title>Advice for the First A2L Installation</title>
      <author>hannahbelloli@achrnews.com (Hannah Belloli)</author>
      <description>
        <![CDATA[With the impending deadline right around the corner, manufacturers have started introducing their A2L systems in the U.S.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154756</guid>
      <pubDate>Tue, 25 Jun 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154756-advice-for-the-first-a2l-installation</link>
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    </item>
    <item>
      <title>Expert Advice on Navigating that First A2L Installation</title>
      <description>
        <![CDATA[Manufacturers are starting to introduce their A2L systems in the U.S., so contractors and technicians must learn how to service and install this new equipment.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154672</guid>
      <pubDate>Mon, 10 Jun 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154672-expert-advice-on-navigating-that-first-a2l-installation</link>
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    <item>
      <title>Basic Steps For HVAC Coil Cleaning</title>
      <description>
        <![CDATA[Cleaning coils is a fairly simple task, but one that plays an important role in keeping a unit running strong.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154681</guid>
      <pubDate>Fri, 07 Jun 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154681-basic-steps-for-hvac-coil-cleaning</link>
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    <item>
      <title>Sizing Heat Pumps For Colder Climates</title>
      <description>
        <![CDATA[Contractors must be careful when sizing heat pumps for colder climates in order to avoid mold problems and homeowner discomfort.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154618</guid>
      <pubDate>Mon, 27 May 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154618-sizing-heat-pumps-for-colder-climates</link>
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    <item>
      <title>How A Water-Source Heat Pump Works</title>
      <description>
        <![CDATA[To help the industry better promote geothermal heat pump technology, it first needs to have an understanding of exactly what is going on during its heating and cooling process.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154604</guid>
      <pubDate>Wed, 22 May 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154604-how-a-water-source-heat-pump-works</link>
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    </item>
    <item>
      <title>Troubleshooting Electronic Expansion Valves</title>
      <author></author>
      <description>
        <![CDATA[The EEV is often used in modern refrigeration systems, but troubleshooting its common failures may be complicated.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154591</guid>
      <pubDate>Sun, 19 May 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154591-troubleshooting-electronic-expansion-valves</link>
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    </item>
    <item>
      <title>Is It Time to Replace the Liquid Line Drier?</title>
      <description>
        <![CDATA[Keeping a refrigeration system clean and dry by changing the liquid line drier can be the least expensive insurance against compressor failure.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154590</guid>
      <pubDate>Sat, 18 May 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154590-is-it-time-to-replace-the-liquid-line-drier</link>
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    <item>
      <title>Don’t Let the Massive Emergence of Cicadas Bug Your Cooling Tower Performance</title>
      <description>
        <![CDATA[With a double brood of cicadas forecasted to awaken, now is the time to prepare for how to deal with the mess they will leave behind and the potential damage they can do to equipment.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154548</guid>
      <pubDate>Wed, 08 May 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154548-dont-let-the-massive-emergence-of-cicadas-bug-your-cooling-tower-performance</link>
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    </item>
    <item>
      <title>Heat Pumps: What’s in a Name?</title>
      <author>mattjachman@achrnews.com (Matt Jachman)</author>
      <description>
        <![CDATA[Experts discuss some of the issues that arise when selling and installing heat pumps in climates where the primary need is for cooling and not heating.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154517</guid>
      <pubDate>Thu, 02 May 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154517-heat-pumps-whats-in-a-name</link>
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    <item>
      <title>Repairing Damaged Electrical Wiring</title>
      <author></author>
      <description>
        <![CDATA[Regularly inspect refrigeration equipment wiring for damaged or loose connections, especially in older systems that have not been properly maintained. ]]>
      </description>
      <guid>http://www.achrnews.com/articles/154513</guid>
      <pubDate>Wed, 01 May 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154513-repairing-damaged-electrical-wiring</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/05-May/Heat-Shrink-Tubing.jpg?1715025780" type="image/jpeg" length="92206"/>
    </item>
    <item>
      <title>Victaulic Solutions Help Fresh Meadow Complete Riser Replacement 6 Days Ahead of Schedule</title>
      <description>
        <![CDATA[When it comes to tackling a difficult and technical project with a tight deadline in a building still occupied by tenants, it pays to plan ahead.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154491</guid>
      <pubDate>Thu, 25 Apr 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154491-victaulic-solutions-help-fresh-meadow-complete-riser-replacement-6-days-ahead-of-schedule</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/04-April/Self-Contained-Expansion-Joint.jpg?1714479229" type="image/jpeg" length="73738"/>
    </item>
    <item>
      <title>Achieving the POSSIBLE: Two HVAC System Replacements in One Day</title>
      <author></author>
      <description>
        <![CDATA[By creating an efficient, dedicated install team, contractors can increase profit margins by a substantial amount.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154472</guid>
      <pubDate>Sat, 20 Apr 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154472-achieving-the-possible-two-hvac-system-replacements-in-one-day</link>
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    </item>
    <item>
      <title>Getting an HVAC Customer Comfortable</title>
      <description>
        <![CDATA[To identify a problem that is making an HVAC customer uncomfortable, it’s just as important to take a look at the building as it is the HVAC system.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154449</guid>
      <pubDate>Tue, 16 Apr 2024 11:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154449-getting-an-hvac-customer-comfortable</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/04-April/Russ-King.jpg?1713797231" type="image/jpeg" length="210515"/>
    </item>
    <item>
      <title>Repair or Replace HVAC Equipment? There’s a Third Option</title>
      <author>hannahbelloli@achrnews.com (Hannah Belloli)</author>
      <description>
        <![CDATA[The “midlife refresh” omits the question of repair-versus-replace by offering HVAC contractors a third option.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154453</guid>
      <pubDate>Tue, 16 Apr 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154453-repair-or-replace-hvac-equipment-theres-a-third-option</link>
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    </item>
    <item>
      <title>HVAC Repair Market Booming</title>
      <author>hannahbelloli@achrnews.com (Hannah Belloli)</author>
      <description>
        <![CDATA[In 2023 and now the beginning of 2024, there’s been more of a shift in the HVAC industry towards repairing HVAC systems rather than replacing them.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154424</guid>
      <pubDate>Tue, 09 Apr 2024 04:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154424-hvac-repair-market-booming</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/04-April/HVAC-Repair-Market-Booming-An-HVAC-Minute-Video-Update-April-9-2024.jpg?1713201822" type="image/jpeg" length="93456"/>
    </item>
    <item>
      <title>Charging Refrigeration Systems With Blended Refrigerants</title>
      <description>
        <![CDATA[Service technicians must understand how to charge refrigeration equipment with the latest refrigerant blends, so that they are able to retrofit existing units or replace failed equipment.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154410</guid>
      <pubDate>Fri, 05 Apr 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154410-charging-refrigeration-systems-with-blended-refrigerants</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/04-April/Technician-Blending-Refrigerants.jpg?1712604733" type="image/jpeg" length="114850"/>
    </item>
    <item>
      <title>Free Natural Refrigerant Training Summit</title>
      <description>
        <![CDATA[NASRC will offer free comprehensive CO₂ and propane refrigeration training at its Natural Refrigerant Training Summit.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154394</guid>
      <pubDate>Tue, 02 Apr 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154394-free-natural-refrigerant-training-summit</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/04-April/Refrigeration-Dairy-Case.jpg?1712160081" type="image/jpeg" length="98187"/>
    </item>
    <item>
      <title>Best Practices For Charging With Liquid Refrigerant</title>
      <author></author>
      <description>
        <![CDATA[Adding liquid refrigerant to refrigeration systems requires consideration of various factors, and one method might not work on every type of system.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154386</guid>
      <pubDate>Sun, 31 Mar 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154386-best-practices-for-charging-with-liquid-refrigerant</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/03-March/Liquid-Refrigerant-Cylinder.jpg?1711821938" type="image/jpeg" length="112614"/>
    </item>
    <item>
      <title>HVAC Contractors Need to Adapt to Repair Market</title>
      <description>
        <![CDATA[Due to economic conditions, HVAC contractors should be focusing on the residential repair market in 2024.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154324</guid>
      <pubDate>Sun, 17 Mar 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154324-hvac-contractors-need-to-adapt-to-repair-market</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/03-March/HVAC-System-Repair.jpg?1710812368" type="image/jpeg" length="123273"/>
    </item>
    <item>
      <title>Beginner’s Guide to Combustion and Analysis</title>
      <description>
        <![CDATA[Finding the right balance of fuel and air is crucial to combatting excess carbon monoxide.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154304</guid>
      <pubDate>Wed, 13 Mar 2024 14:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154304-beginners-guide-to-combustion-and-analysis</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/03-March/Combustion-Analyzer-1.jpg?1710695424" type="image/jpeg" length="135871"/>
    </item>
    <item>
      <title>Three Reasons to Learn Building Science Principles This Year</title>
      <description>
        <![CDATA[Understanding the underlying science of HVAC can make diagnostic tasks easier to solve.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154301</guid>
      <pubDate>Wed, 13 Mar 2024 07:00:00 -0400</pubDate>
      <link>https://www.achrnews.com/articles/154301-three-reasons-to-learn-building-science-principles-this-year</link>
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    </item>
    <item>
      <title>How To Stop The TXV From Hunting</title>
      <author></author>
      <description>
        <![CDATA[If TXV hunting is observed when troubleshooting a refrigeration system, its cause should be identified and repaired to allow for better system performance.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154256</guid>
      <pubDate>Thu, 29 Feb 2024 07:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/154256-how-to-stop-the-txv-from-hunting</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/02-February/Thermostatic-Expansion-Valve-TXV.jpg?1710286594" type="image/jpeg" length="98513"/>
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    <item>
      <title>9 Methods for Installing Residential and Commercial Radiant</title>
      <description>
        <![CDATA[With multiple methods offering their own unique advantages, it’s important to be familiarized with the relevant radiant installation method to ensure a job well done.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154180</guid>
      <pubDate>Tue, 20 Feb 2024 07:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/154180-9-methods-for-installing-residential-and-commercial-radiant</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/02-February/Radiant-Heating-1.jpg?1708963513" type="image/jpeg" length="147535"/>
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    <item>
      <title>How a Bypass Humidifier Works</title>
      <description>
        <![CDATA[Getting a humidification system dialed in is crucial if customers want to reap all the benefits they have to offer.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154142</guid>
      <pubDate>Tue, 13 Feb 2024 14:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/154142-how-a-bypass-humidifier-works</link>
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    </item>
    <item>
      <title>The Art of Foil Taping: Let Installation Aesthetics Build Customer Trust</title>
      <description>
        <![CDATA[Taking extra care with the small details can improve an HVAC contractor's reputation and provide the customer with the confidence that the big stuff was done right.]]>
      </description>
      <guid>http://www.achrnews.com/articles/154058</guid>
      <pubDate>Sat, 20 Jan 2024 07:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/154058-the-art-of-foil-taping-let-installation-aesthetics-build-customer-trust</link>
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    <item>
      <title>The Benefits of Compressor Time Delay Relays</title>
      <author></author>
      <description>
        <![CDATA[Continuous and rapid cycling is hard on a compressor, but the use of a simple time delay relay can mitigate the risk of compressor failure.]]>
      </description>
      <guid>http://www.achrnews.com/articles/153988</guid>
      <pubDate>Tue, 02 Jan 2024 10:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/153988-the-benefits-of-compressor-time-delay-relays</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2024/01-January/Compressor-Time-Delay-Relay.jpg?1704785078" type="image/jpeg" length="118473"/>
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    <item>
      <title>How to Adjust Blower Speeds Using Fan Law Two</title>
      <description>
        <![CDATA[I hope you see the potential for this formula. It will make your life easier and help you predict changes to blower speed settings with more accuracy and reliability.]]>
      </description>
      <guid>http://www.achrnews.com/articles/153972</guid>
      <pubDate>Mon, 25 Dec 2023 14:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/153972-how-to-adjust-blower-speeds-using-fan-law-two</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2023/12-December/Blower-Speed-Adjustments.jpg?1704242476" type="image/jpeg" length="72225"/>
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    <item>
      <title>Ice Machine Evaporators With Separating Grids</title>
      <author></author>
      <description>
        <![CDATA[If an ice machine evaporator has a grid design, it can separate from the evaporator plate over time, causing ice to form between the two parts, causing problems.]]>
      </description>
      <guid>http://www.achrnews.com/articles/153952</guid>
      <pubDate>Wed, 20 Dec 2023 07:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/153952-ice-machine-evaporators-with-separating-grids</link>
      <enclosure url="https://www.achrnews.com/ext/resources/2023/12-December/Evaporator-Plate.jpg?1703621751" type="image/jpeg" length="115149"/>
    </item>
    <item>
      <title>Best Service Practices for A2L Compressors</title>
      <description>
        <![CDATA[Compressors in A2L systems are similar to A1 systems, so technicians won't need extensive retraining, especially if they follow best practices.]]>
      </description>
      <guid>http://www.achrnews.com/articles/153891</guid>
      <pubDate>Mon, 04 Dec 2023 14:00:00 -0500</pubDate>
      <link>https://www.achrnews.com/articles/153891-best-service-practices-for-a2l-compressors</link>
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