Self-Test D-1.6 Install Tubing and Pipe

Complete Self-Test D-1.6 and check your answers.

1. Who is responsible for making a pipe joint correctly?
   1. Owner of the premises
   2. Engineer who designed the joint
   3. The manufacturer who made the fitting
   4. The tradesperson who installed the joint
2. Which of the following best describes the action by which liquid solder is drawn into the annular space between the inside fitting wall and the tubing outside wall?
   1. Capillary action
   2. Osmosis
   3. Attraction
   4. Adhesion
3. Which pipe joining method uses temperatures below 427°C (800° F)?
   1. Brazing
   2. Eutectic
   3. Soldering
   4. Fusion
4. Which solder filler metal is not approved for use in potable water systems?
   1. Antimony
   2. Lead
   3. Nickel
   4. Tin
5. What is the purpose of a soldering and brazing flux?
   1. Promote oxidation
   2. Keep the metal surface dry
   3. Prevent oxidization
   4. Prevent overheating
6. Which of the following is the first step when preparing a pipe for soldering?
   1. Cut the pipe
   2. Deburr the pipe
   3. Clean the pipe
   4. Measure the pipe
7. Which method of joining copper tube is used with an extracted tee joint?
   1. Push–fit
   2. Brazing
   3. Press-fit
   4. Soldering
8. How big should the branch connection of an extracted tee be?
   1. Same size as the tee mainline
   2. One size smaller than the tee mainline
   3. One size larger than the tee mainline
   4. 1-½ times smaller than the tee mainline
9. Which method of joining copper tube requires no tools?
   1. Push-connect
   2. Pressure fit
   3. Compression fit
   4. Roll groove fit
10. Which method of joining polyethylene uses a heating iron?
    1. Solvent cement
    2. Heat tracing
    3. Fusion welding
    4. Soldering
11. What is the purpose of bevelling the end of ABS or PVC pipe before assembly?
    1. Allow solvent cement to cure properly
    2. Let the pipe and fitting slip together loosely
    3. Stop the pipe from bottoming out in the fitting
    4. Minimize wiping solvent cement from the socket
12. What colour is ABS DWV solvent cement?
    1. Yellow
    2. Clear
    3. Grey
    4. Purple
13. What is the percentage increase in setting time of solvent cement in damp and humid weather?
    1. 25%
    2. 50%
    3. 70%
    4. 100%
14. Which of the following describes a procedure used when tightening a flange joint?
    1. Star pattern
    2. Hexagonal pattern
    3. Crossover
    4. Opposed pattern
15. Which of the following is never acceptable as a method of testing PVC?
    1. Air pressure test
    2. Running water test
    3. Water pressure test over 345 kPa (50 psi)
    4. Water pressure test over 689 kPa (100 psi)
16. Which drawings show the arrangement of fixtures or equipment in relation to the building?
    1. Site
    2. Piping isometric
    3. Structural
    4. Architectural
17. Which drawings are a useful aid to visualizing piping arrangements and for preparing a materials list?
    1. Architectural
    2. Piping isometric
    3. Structural
    4. As-built
18. What do mechanical drawings show?
    1. Where piping lines travel
    2. Dimensions of fixtures
    3. Where electrical wires travel
    4. Details of wall and floor finishing
19. The location of light fixtures and air grilles are shown on which drawing?
    1. Piping isometrics
    2. Architectural drawings
    3. Rough-in sheets
    4. Reflected ceiling plan
20. The size of pipes is likely to be found on which drawings?
    1. Piping isometrics
    2. Architectural drawings
    3. Rough-in sheets
    4. Mechanical drawings
21. More detailed information, including the lengths of piping and the exact placement of fittings, is calculated and indicated on which drawings?
    1. Piping isometrics
    2. Piping layouts
    3. Rough-in sheets
    4. Architectural drawings
22. The detailed dimensions and location of necessary connections for equipment are indicated in which literature?
    1. Rough-in literature from equipment manufacturers
    2. Piping layouts from the project engineer or architect
    3. Rough-in sheets, which should then be drawn in chalk
    4. Piping isometrics, which should be drawn based on project drawings
23. On larger projects, where is information found that specifies the types of hangers that are to be used?
    1. Plumbing code
    2. Book of hangers
    3. Book of specifications
    4. Structural or site drawing

Answer Key: Self-Test D-1.6 is on the next page.