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Blueprint Reading

Reading Prints and Schematics

Course #: Block X25
Duration: 96 hours
Course Prerequisites: Basic Industrial Math (Block X21);
What Students Learn: This block introduces the trainee to the various types of prints, drawings, and schematics used in an industrial environment. The trainee will learn how to read and interpret the different types of standard symbols and abbreviations found on these drawings. This block will benefit trainees entering any industrial trade. Each study unit contains a progress examination.
Components: Dimensioning (186040); Tolerancing and Symbols (186041); Sectional Views and Simplified Drafting (186042); Introduction to Print Reading (186039); Building Drawings (186043); Electrical Drawings and Circuits (186044); Electronic Drawings (186045); Hydraulic and Pneumatic Drawings (186046); Piping: Drawings, Materials, and Parts (186047); Welding Symbols (186048); Sheet Metal Basics (186049); Sketching (186050);
Special Notes: This updated course replaces Reading prints and Schematics, Block X05. Each study unit contains a progress examination.

Introduction to Print Reading

Course #: 186039
Duration: 8 hours
Course Prerequisites: Basic Industrial Math (Block X21);
What Students Learn:

  • Identify the various kinds of lines used on drawings.
  • Compare and contrast the various types of drawings.
  • Relate the information given in the title block and bill of material to the drawing.
  • Define different types of scales used on drawings.

    • Dimensioning

    Course #: 186040
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Identify the height, width, and length dimensions of a drawing.
  • Interpret dimensions on angles, arcs, fillets, rounds, holes, and chamfers.
  • Interpret the surface finish symbols for roughness, waviness, and lay.

    • Tolerancing and Symbols

    Course #: 186041
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Tell the position method from the bracket method of dual dimensioning.
  • Identify the three general classes of fits.
  • Interpret unilateral and bilateral tolerances.
  • Interpret the various symbols and notations used on drawings.

    • Sectional Views and Simplified Drafting

    Course #: 186042
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Tell one type of section from another.
  • Interpret the various types of sections.
  • Interpret drawings using simplified drafting methods.

    • Building Drawings

    Course #: 186043
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Identify the various kinds of building drawings.
  • Compare elevations, plans, and sections.
  • Match the symbols used on drawings with the various building materials they stand for.
  • Interpret the explanations and abbreviations used on building drawings.
  • Read steel and concrete structural drawings.

    • Electrical Drawings and Circuits

    Course #: 186044
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Identify electrical construction drawings, schematics, and wiring diagrams.
  • Interpret various electrical symbols.
  • Read standard abbreviations used in electrical diagrams.
  • Tell if a diagram is a block diagram, a schematic diagram, or a wiring diagram.
  • Compare closed circuits, open circuits, grounded circuits, and short circuits.

    • Electronic Drawings

    Course #: 186045
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Identify and interpret the various electronics symbols used on drawings.
  • Identify and interpret the various types of drawings used in the electronics field.

    • Hydraulic and Pneumatic Drawings

    Course #: 186046
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Graphic symbols for lines, flows, and reservoirs.
  • Pump and valve symbols.
  • Fluid circuit and air circuit components.
  • Graphical, circuit, cutaway, pictorial, and combined diagrams.

    • Piping: Drawings, Materials, and Parts

    Course #: 186047
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Define the term "piping drawings."
  • Recognize plans, elevations, and sectional views.
  • Identify a view by its placement on a drawing.
  • List what working drawings include.
  • Evaluate whether or not a freehand sketch serves its intended purpose.
  • Interpret the standard symbols and abbreviations and "read" the color coding on piping in industrial and power plants.
  • Interpret dimensions marked on piping drawings.

    • Welding Symbols

    Course #: 186048
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Identify by name the welding processes commonly used in plant maintenance work.
  • Name the best welding processes for a given welding job.
  • Identify by sight, the basic joint and groove designs used in welding.
  • Identify by sight the basic types of welds and describe their uses.
  • Interpret the weld symbols most often found in the drawings used in plant maintenance work.

    • Sheet Metal Basics

    Course #: 186049
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Identify sheet metal of known material and thickness by page and weight.
  • Figure allowances for bends, circumferences, seams, locks, and edges.
  • Know when and where to cut relief radi.
  • Catalog and identify by sight the various seams, locks, and edges.
  • Name and describe the major tools and machines used in sheet metal working.
  • Explain how large fittings can be constructed.
  • List the characteristics of PVC and PVF sheet and laminates.

    • Sketching

    Course #: 186050
    Duration: 8 hours
    Course Prerequisites: Basic Industrial Math (Block X21);
    What Students Learn:

  • Use the right techniques for sketching straight and curved lines, and circles and arcs.
  • Draw, with practice, multiview sketches of simple objects that accurately show all the details of the objects.
  • Draw dimension sketches of simple machine parts with enough detail that parts can be made.
  • Draw, with practice, realistic sketches of objects that have simple rectangular and circular shapes.

    • Reading Shop Prints

    Course #: 6720A-B
    Duration: 20 hours
    Course Prerequisites: Elements of Print Reading (6719A-B); Basic Industrial Math (Block X21); Practical Measurements (Block X22);
    What Students Learn: PART 1 (6720A). Unilateral and Bilateral Tolerances; Reading Detail Working Drawings; Pulley Bar: Studying the Print, Material Needed, Machining Operations; Idler Shaft: Reading the Print, Producing the Idler Shaft; Wheel Puller: Plate Details and Layout, Machining Operations, Finishing Operations.
    PART 2 (6720B). Examples of Prints: Bumper Band, Door-Latch Bracket, Roller; Chain Tightener, Bracket, Lateral; Gears: Spur-Gear Terms, Bevel-Gear Terms, Detail Drawing of Bevel Pinion, Worm and Worm Wheel, Assembly Drawings, Machining Operations, Assembly Procedures.

    Machine Sketching

    Course #: 5807
    Duration: 10 hours
    What Students Learn: Sketches of Machine Details; Drawing Straight and Curved Lines; Finish Marks; Surface Roughness; Arrangement of Dimensions; Partial Section; Conventional Sections; Shaft Coupling; Spur Gear; Bevel Gear; Pieces Requiring More Than Two Views; Foreshortening; Measurements; Curved Outlines and Fillets; Pictorial Sketching; Isometric Drawing; Oblique Drawing; Conventional Symbols; Piping Diagrams.

    Blueprint Reading Skills Explained

    Course #: VB04XX
    Duration: 1.08 hours
    What Students Learn: When interpreted properly, blueprints reveal the essential information needed to complete a manufacturing process. Students will learn how to interpret what they see and understand the specific meanings of all the lines and symbols on the "prints".
    Components: View and Line Interpretation (VB0401); Dimensions and Tolerance Specifications (VB0402); Auxiliary Print Information and Geometric Tolerancing (VB0403); Welding Symbols (VB0404);

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