空调执照

cslb.ca.gov Examination Study Guides

C-20 License: Guide for HVAC Contractors - Digital Constructive 

How to Get Your C20 HVAC Contractors License in CA： 

步骤 1：考虑州的要求，以确定您是否有资格参加考试。
步骤 2：报名参加承包商情报学校的课程。
步骤 3：建立商业实体并完成州申请。
步骤 4：查看州的学习指南和或使用培训学校提供的学习材料为考试做准备。
步骤 5：安排并通过所有必需的州考试。
步骤 6：完成 CSLB 概述的任何最终步骤。

申请 C-20 执照时，过去10年你需有4年的专职工作经历并独立安装和维修HAVC，以下人员可作为认证人签署您的经历：建筑B执照(总承包商)、C-20执照持有人、公司同事、前主管、业务伙伴、同事熟练工(Journeyman)、工会代表

如果被抽到要你提供经历证明，它们可以是(Picture of projects not accepted不接受项目图片)：

• Tax Returns( 纳税申报表)
• Check Stubs( 支票存根)
• Contracts( 合同)
• Material Order Invoices or Receipts(材料订单发票或收据 )

参考资料：

California code books can be viewed online: www.dgs.ca.gov/bsc

2022 Building Energy Efficiency Standards for Residential and Nonresidential Buildings. California Energy Commission. PHONE: [phone] INTERNET: www.energy.ca.gov

2022 California Building Code. California Code of Regulations, Title 24. International Code Council. PHONE: [phone] INTERNET: www.iccsafe.org

2022 California Electrical Code. California Code of Regulations, Title 24. BNI Publications, Inc. PHONE: [phone] INTERNET: www.bnibooks.com

2022 California Energy Code. California Code of Regulations, Title 24. International Code Council. PHONE: [phone] INTERNET: www.iccsafe.org

2022 California Mechanical Code. California Code of Regulations, Title 24. International Association of Plumbing and Mechanical Officials (IAPMO). PHONE: [phone] INTERNET: www.iapmo.org

2022 California Plumbing Code. California Code of Regulations, Title 24. International Association of Plumbing and Mechanical Officials (IAPMO). PHONE: [phone] INTERNET: www.iapmo.org

ASHRAE Handbook(Fundamentals; HVAC Applications; HVAC Systems & Equipment; and Pocket Guide). American Society of Heating, Refrigerating and Air-Conditioning Engineers. PHONE: [phone] INTERNET: www.ashrae.org 可以申请学生会员，缴费25刀，买书籍有优惠52刀一套。

HVAC Duct Construction Standards – Metal and Flexible. Sheet Metal and Air Conditioning Contractors’ National Association. PHONE: [phone] INTERNET: www.smacna.org

Manual CS – Commercial Application, Systems, and Equipment; Manual D – Residential Duct Systems; Manual H – Heat Pump Systems; Manual J – Residential Load Calculation; Manual N – Commercial Load Calculation; Manual P – Psychrometrics; Manual Q – Low Pressure, Low Velocity Duct System Design; Manual RS – Comfort, Air Quality, & Efficiency by Design; Manual S – Residential Equipment Selection. Air Conditioning Contractors of America. PHONE: [phone] INTERNET: www.acca.org

Modern Refrigeration and Air Conditioning. Althouse et al. Goodheart-Willcox. PHONE: [phone] INTERNET: www.g-w.com

Refrigeration & Air Conditioning Technology. Johnson, B., Silberstein, E., Tomczyk, J., Whitman, B. Cengage Learning. PHONE: [phone] INTERNET: www.cengage.com

State of California General Industry & Electrical Safety Orders (Cal/OSHA) and State of California Construction & Electrical Safety Orders (Cal/OSHA). 2023. California Code of Regulations, Title 8. Mancomm. PHONE: [phone] INTERNET: www.mancomm.com  VIEW ONLINE: www.dir.ca.gov/dosh/LawsAndRegulations.htm