{"product_id":"peerless-study-guide-heating-ventilating-a-c-c-20","title":"Peerless Study Guide Book: Heating, Ventilating \u0026 A\/C (C-20)","description":"\u003cp\u003e\u003cstrong\u003eWhat this book covers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Peerless Warm Air Heating \u0026amp; Air Conditioning (C-20) Study Guide Book prepares you for the trade portion of the California CSLB contractor license exam. Per the state's classification, a C-20 contractor installs, services, and repairs forced-air heating, ventilating, and air conditioning systems, including ductwork, equipment, and refrigeration components. This printed book covers the subjects the state tests. \u003ca href=\"https:\/\/www.cslb.ca.gov\/about_us\/library\/licensing_classifications\/Licensing_Classifications_Detail.aspx?Class=C20\" target=\"_blank\" rel=\"noopener\"\u003eSee the official CSLB C20 classification\u003c\/a\u003e.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eBook chapters\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eEvaluation, design \u0026amp; estimation\u003c\/li\u003e\n\u003cli\u003eFabrication, installation \u0026amp; startup\u003c\/li\u003e\n\u003cli\u003eTroubleshooting, repair \u0026amp; maintenance\u003c\/li\u003e\n\u003cli\u003eSafety\u003c\/li\u003e\n\u003cli\u003eTools \u0026amp; instruments\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSample questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eIn 1 ton of air conditioning there are how many Btu's per hour?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 10,000 · B. 11,000 · \u003cstrong style=\"color: #2d7a2d;\"\u003eC. 12,000 ✓\u003c\/strong\u003e · D. 15,000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eTwo methods of evacuation are:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Deep and purging · B. Deep and vapor · \u003cstrong style=\"color: #2d7a2d;\"\u003eC. Deep and triple ✓\u003c\/strong\u003e · D. Deep and surface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eThe mechanism that comprises both a service valve and a pressure gauge is a:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Selenium · B. Charging pulse · \u003cstrong style=\"color: #2d7a2d;\"\u003eC. Testing manifold ✓\u003c\/strong\u003e · D. Transformer\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45971030311137,"sku":"770012","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/5929\/6737\/files\/category-c-20-hero-bronze-study-guide.jpg?v=1782705474","url":"https:\/\/peerlessinstitute.com\/products\/peerless-study-guide-heating-ventilating-a-c-c-20","provider":"Peerless Institute","version":"1.0","type":"link"}