This exceptionally produced trainee guide features a highly illustrated design, technical hints and tips from industry experts, review questions and a whole lot more! Key content includes Trade Math Two, Plans and Specifications, Fabrication Line Two — Radial Line Development, Sheet Metal Duct Fabrication Standards, Air Properties and Distribution, Bend Allowances, Soldering, Basic Piping Practices, and Fiberglass Duct.
TABLE OF CONTENTS
(Total Level Hours: 165)
04201-08 Trade Math Two (20 Hours)
Demonstrates how to apply formulas to solve a variety of mathematical problems. Covers linear, area, volume, and angle measurement and percentage, ratio, and proportion. Provides practical instruction in using protractors, vernier calipers, and micrometers and in solving field measuring problems.
04202-08 Plans and Specifications (20 Hours)
Reviews how to read and interpret section, elevation, and detail drawings. Also covers other specifications and other sources of project information. Includes 17 construction drawings.
04203-08 Fabrication Two – Radial Line Development (55 Hours)
Introduces trainees to radial line development principles that are used to determine layouts for sheet metal fittings. Includes practice layout and fabrication tasks that allow trainees to develop and demonstrate their skills.
04204-08 Sheet Metal Duct Fabrication Standards (7.5 Hours)
Explains how to determine the various requirements for a duct system, including operating pressures, metal gauges, connectors, reinforcements, tie rods, and seams. Also reviews how to use standards, codes, and ordinances to design a duct system.
04205-08 Air Properties and Distribution (15 Hours)
Explains the properties of air and how these properties relate to one another. Teaches how to use the gas laws, psychrometric charts, and measuring instruments to evaluate air properties in an air distribution system.
04206-08 Bend Allowances (5 Hours)
Provides instruction and practice in determining proper bend allowances in sheet metal. Also reviews the interplay of different factors that affect the amount of bend allowance needed and the methods for calculating allowance.
04207-08 Soldering (15 Hours)
Identifies soldering tools, materials, and techniqu es. Also provides trainees with a wide range of soldering tasks for practice.
04208-08 Basic Piping Practices (7.5 Hours)
Reviews the methods for measuring, cutting, and joining selected types of pipe using fittings, hangers, and supports. Also reviews pipe materials and applications.
04209-08 Fiberglass Duct (20 Hours)
Reviews fiberglass duct as well as layout and fabrication methods. Also discusses closure, hanging, and support methods and how to repair major and minor damage to fiberglass duct.