{"product_id":"basics-checking-refrigerant-charge-presentation","title":"Basics for Checking the Refrigerant Charge of an Air Conditioner Presentation","description":"\u003cstyle\u003e\n.cmp{font-family:'Open Sans',Arial,sans-serif;color:#2b2b2b;max-width:860px}\n.cmp,.cmp *{letter-spacing:normal !important}\n.cmp .lede{font-size:16px;line-height:1.7;margin:0 0 22px}\n.cmp .trust{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 30px}\n.cmp .trust div{border:1px solid #e2e8f0;border-radius:8px;padding:16px 18px;background:#fbfcfe}\n.cmp .trust h4{margin:0 0 7px;font-size:15px;font-weight:700;color:#272263}\n.cmp .trust p{margin:0;font-size:14px;line-height:1.6;color:#4a5568}\n.cmp .tabs{border-top:1px solid #e2e8f0;margin:0 0 34px}\n.cmp .tabs input{position:absolute;opacity:0;pointer-events:none}\n.cmp .tabrow{display:flex;gap:26px;border-bottom:1px solid #e2e8f0;flex-wrap:wrap}\n.cmp .tabrow label{padding:14px 2px;font-size:15px;font-weight:600;color:#6b7280;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}\n.cmp .tabrow label:hover{color:#272263}\n.cmp .panel{display:none;padding:20px 0 4px;font-size:15px;line-height:1.75}\n.cmp .panel ul{margin:10px 0 0;padding-left:20px}\n.cmp .panel li{margin:0 0 7px}\n.cmp #cmpt1:checked~.tabrow label[for=cmpt1],.cmp #cmpt2:checked~.tabrow label[for=cmpt2],.cmp #cmpt3:checked~.tabrow label[for=cmpt3]{color:#272263;border-bottom-color:#272263}\n.cmp #cmpt1:checked~#cmpp1,.cmp #cmpt2:checked~#cmpp2,.cmp #cmpt3:checked~#cmpp3{display:block}\n.cmp .feature{padding:30px 0;border-top:1px solid #eef1f6}\n.cmp .feature h3{font-size:21px;font-weight:700;color:#272263;margin:0 0 10px;line-height:1.35}\n.cmp .feature p{font-size:15px;line-height:1.75;margin:0 0 16px;color:#3f4a5a}\n.cmp .cta{display:inline-block;background:#272263;color:#fff !important;text-decoration:none;font-weight:700;font-size:13px;letter-spacing:.06em !important;text-transform:uppercase;padding:12px 26px;border-radius:5px}\n.cmp .cta:hover{background:#1a1460}\n.cmp .quotes{background:#f7f9fc;border-radius:10px;padding:28px 24px;margin:30px 0}\n.cmp .quotes h3{text-align:center;font-size:20px;font-weight:700;color:#272263;margin:0 0 6px}\n.cmp .quotes .sub{text-align:center;font-size:14px;color:#6b7280;margin:0 0 20px}\n.cmp .qcard{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:18px 20px;max-width:560px;margin:0 auto}\n.cmp .qcard .stars{color:#f0a500;font-size:14px;margin:0 0 9px}\n.cmp .qcard blockquote{margin:0 0 12px;font-size:14px;line-height:1.75;color:#3f4a5a;font-style:italic}\n.cmp .qcard cite{font-size:13px;font-weight:700;color:#272263;font-style:normal}\n.cmp details{border:1px solid #e2e8f0;border-radius:6px;margin:0 0 9px;background:#fff}\n.cmp details summary{list-style:none;cursor:pointer;padding:14px 16px;font-size:15px;font-weight:600;color:#272263;display:flex;justify-content:space-between;align-items:center}\n.cmp details summary::-webkit-details-marker{display:none}\n.cmp details summary:after{content:'+';font-size:19px;color:#6b7280}\n.cmp details[open] summary:after{content:'\\2212'}\n.cmp details p{margin:0;padding:0 16px 15px;font-size:14px;line-height:1.75;color:#4a5568}\n.cmp .faqlabel{font-size:12px;font-weight:700;letter-spacing:.14em !important;text-transform:uppercase;color:#8b95a5;margin:30px 0 12px}\n.cmp .support{text-align:center;margin:24px 0 0;font-size:14px;color:#6b7280}\n@media(max-width:700px){.cmp .trust{grid-template-columns:1fr}}\n\u003c\/style\u003e\n\n\u003cdiv class=\"cmp\"\u003e\n\n\u003cp class=\"lede\"\u003e\u003cstrong\u003eA teaching deck on one subject, done properly:\u003c\/strong\u003e the fundamentals of checking the refrigerant charge of an air conditioner. Written by Craig Migliaccio for instructors and training departments. Digital download in PowerPoint — nothing ships.\u003c\/p\u003e\n\n\u003cdiv class=\"trust\"\u003e\n  \u003cdiv\u003e\n    \u003ch4\u003eDownload access at checkout\u003c\/h4\u003e\n    \u003cp\u003eNo parcel and no shipping charge. The file is yours as soon as the order completes, which matters when the class is tomorrow morning.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n    \u003ch4\u003eFrom someone who has taught it and done it\u003c\/h4\u003e\n    \u003cp\u003eCraig Migliaccio holds an HVACR Master License, is licensed by the State of New Jersey to teach HVACR, has over 16 years in the field and owns an HVAC contracting business.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"tabs\"\u003e\n  \u003cinput type=\"radio\" name=\"cmptabs\" id=\"cmpt1\" checked\u003e\n  \u003cinput type=\"radio\" name=\"cmptabs\" id=\"cmpt2\"\u003e\n  \u003cinput type=\"radio\" name=\"cmptabs\" id=\"cmpt3\"\u003e\n  \u003cdiv class=\"tabrow\"\u003e\n    \u003clabel for=\"cmpt1\"\u003eAbout this presentation\u003c\/label\u003e\n    \u003clabel for=\"cmpt2\"\u003eWhy this topic\u003c\/label\u003e\n    \u003clabel for=\"cmpt3\"\u003eDownload \u0026amp; use\u003c\/label\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"panel\" id=\"cmpp1\"\u003e\n    \u003cp\u003eChecking the charge is the job a technician does more often than almost anything else, and it is the one most of them were never taught in order. They were shown a gauge set, given a rule of thumb, and left to work the rest out on customer equipment.\u003c\/p\u003e\n    \u003cp\u003eThis presentation covers the basics of checking the refrigerant charge of an air conditioner as a teaching unit: what you are actually measuring, and why a reading on its own does not tell you whether the charge is right.\u003c\/p\u003e\n    \u003cp\u003eIt comes from the same instructor who wrote \u003cem\u003eRefrigerant Charging and Service Procedures for Air Conditioning\u003c\/em\u003e, so it uses the same terms and the same order as the book. If your students have the book, the deck fits straight on top of it.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"panel\" id=\"cmpp2\"\u003e\n    \u003cp\u003eGetting the charge wrong is expensive in ways a trainee does not see yet:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eA unit left overcharged or undercharged comes back as a callback, on your labor\u003c\/li\u003e\n      \u003cli\u003eRefrigerant added to a system that did not need it is money vented into a problem\u003c\/li\u003e\n      \u003cli\u003eA compressor that fails early rarely gets blamed on the charge check that caused it\u003c\/li\u003e\n      \u003cli\u003eA tech who cannot explain the reading cannot explain the invoice to the customer either\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003eWhich is why it is worth a dedicated lesson rather than ten minutes at the end of another one.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"panel\" id=\"cmpp3\"\u003e\n    \u003cp\u003eDigital product, no physical shipment and no shipping charge. Download access is issued when the order completes. The file is a PowerPoint presentation, so you can project it as-is or adjust slides to match your course. For the exact contents before you buy, or to check use across multiple instructors or sites, email \u003ca href=\"mailto:info@acservicetech.com\"\u003einfo@acservicetech.com\u003c\/a\u003e.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature\"\u003e\n  \u003ch3\u003eOne topic, taught in the right order.\u003c\/h3\u003e\n  \u003cp\u003eA narrow deck beats a broad one here. Instead of touching charging inside a general air conditioning overview, this one stays on the subject long enough for it to land, which is what students need before they are turned loose with a set of gauges.\u003c\/p\u003e\n  \u003ca class=\"cta\" href=\"\/pages\/ac-book\"\u003eSee the book behind it\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature\"\u003e\n  \u003ch3\u003eSlides first, gauges second.\u003c\/h3\u003e\n  \u003cp\u003eTeach the reasoning on the screen, then put a manifold in their hands and have them do it. Keep the \u003ca href=\"\/pages\/pt-chart\"\u003eP\/T Chart\u003c\/a\u003e and the \u003ca href=\"\/pages\/calculators\"\u003eHVAC calculators\u003c\/a\u003e up during the lab so the numbers they read on the screen are the numbers they read on the equipment.\u003c\/p\u003e\n  \u003ca class=\"cta\" href=\"\/pages\/hvac-classroom-training-projects\"\u003eSee the classroom training projects\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature\"\u003e\n  \u003ch3\u003eDrops into a course you already run.\u003c\/h3\u003e\n  \u003cp\u003eYou do not have to rebuild a syllabus around it. It is a single unit on charge checking that slots into an existing HVACR course, an apprenticeship block or a new-hire week at a contracting company.\u003c\/p\u003e\n  \u003ca class=\"cta\" href=\"\/pages\/resources\"\u003eBrowse the free resources\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"quotes\"\u003e\n  \u003ch3\u003eAbout the instructor behind it\u003c\/h3\u003e\n  \u003cp class=\"sub\"\u003eFrom an AC Service Tech viewer in the trade.\u003c\/p\u003e\n  \u003cdiv class=\"qcard\"\u003e\n    \u003cp class=\"stars\"\u003e★★★★★\u003c\/p\u003e\n    \u003cblockquote\u003e\"I have spent many years attending the finest courses and colleges to perfect my trade, however you are never too old to pick up new information and tips from other tradesmen. After scouring through literally thousands of YouTube videos, I came across AC Service Tech. I was astounded by the professionalism of this channel and the gentleman that runs it, and if you are a perfectionist, you can spot another perfectionist! I can't help thinking 'If I had my time again, I would love to have been taught by this guy'. Thank you for being an awesome resource.\"\u003c\/blockquote\u003e\n    \u003ccite\u003e— Stuart B., England, UK\u003c\/cite\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"faqlabel\"\u003eQuestions before you order\u003c\/p\u003e\n\u003cdetails\u003e\u003csummary\u003eIs anything shipped?\u003c\/summary\u003e\u003cp\u003eNo. This is a digital download and no shipping is charged. You receive access to the file after checkout.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat exactly is included?\u003c\/summary\u003e\u003cp\u003eA PowerPoint presentation on the basics of checking the refrigerant charge of an air conditioner. If you want the contents confirmed before ordering, email \u003ca href=\"mailto:info@acservicetech.com\"\u003einfo@acservicetech.com\u003c\/a\u003e.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow is this different from the refrigeration cycle presentations?\u003c\/summary\u003e\u003cp\u003eThe cycle decks explain how the system works. This one is about the service task: checking whether the charge in an air conditioner is correct. They are sold separately and work well in sequence, cycle first.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I edit it to fit my course?\u003c\/summary\u003e\u003cp\u003eYes. It is a PowerPoint file, so you can cut, reorder or add slides.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it replace the book?\u003c\/summary\u003e\u003cp\u003eNo. The book carries the full procedures and the troubleshooting sequences; the deck is the classroom front end for one of those topics. Students still need the book for the detail.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eI did not get my download link.\u003c\/summary\u003e\u003cp\u003eCheck your spam folder and the email address on the order. If it still has not arrived, email \u003ca href=\"mailto:info@acservicetech.com\"\u003einfo@acservicetech.com\u003c\/a\u003e with your order number and we will resend access.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cp class=\"support\"\u003eStill have a question? Email \u003ca href=\"mailto:info@acservicetech.com\"\u003einfo@acservicetech.com\u003c\/a\u003e and a person will answer.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"AC Service Tech","offers":[{"title":"Default Title","offer_id":67809677213909,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/5401\/7237\/files\/bbdd6c_4552b700f33f42b69de87b72e86f310f_mv2.jpg?v=1792319110","url":"https:\/\/acservicetech.us\/products\/basics-checking-refrigerant-charge-presentation","provider":"Ac service tech","version":"1.0","type":"link"}