{"product_id":"checking-the-refrigerant-charge-powerpoint-presentation","title":"Checking the Refrigerant Charge — PowerPoint Presentation","description":"\u003cp\u003eA training presentation by Charles Smith on checking the refrigerant charge of an air conditioner or heat pump in cooling mode. Built for instructors, trainers and shop meetings, it walks a class from reading the gauges to disconnecting them safely.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReading compound gauges and saturation temperatures\u003c\/li\u003e\n\u003cli\u003eAirflow checks and metering device types\u003c\/li\u003e\n\u003cli\u003eConnecting the gauge set and purging the hoses\u003c\/li\u003e\n\u003cli\u003eThe superheat and subcooling methods\u003c\/li\u003e\n\u003cli\u003eChecking the charge on a running system\u003c\/li\u003e\n\u003cli\u003eTemperature split across the indoor coil\u003c\/li\u003e\n\u003cli\u003eDisconnecting the gauges safely\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePowerPoint (.pptx) file with speaker notes.\u003c\/p\u003e","brand":"HVAC Resource","offers":[{"title":"Default Title","offer_id":68032833159270,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4347\/0438\/files\/hvacr-ppt-charge.jpg?v=1794412067","url":"https:\/\/hvacresource.us\/products\/checking-the-refrigerant-charge-powerpoint-presentation","provider":"hvacresource","version":"1.0","type":"link"}