Requirements March 1927 until June 1952

1. Submit threaded joints connecting two pieces of iron or brass pipe with a fitting, a repaired lead, brass or iron pipe, and explain how to do all of the above.

2. Be able to repair a Fuller tap and a compression tap.

3. Understand the drainage system of a house, and explain the use of traps and vents.

4. Understand the ordinary hot and cold water system of a house, and explain how to make the system safe from freezing if the house has to be left without fires in the winter.

5. Know the regulations of the local health department with regard to plumbing.

Requirements June 1952 until June 1953

1. Submit threaded joints connecting two pieces of iron or brass pipe with a fitting, a repaired lead, iron or brass pipe; and explain how to do all of the above.

2. Be able to repair a faucet.

3. Understand the drainage system of a house, and explain the use of traps and vents.

4. Understand the ordinary hot and cold water system of a house, and explain how to make the system safe from freezing if the house has to be left without fires in the winter.

5. Know the regulations of the local health department with regard to plumbing.

Requirements June 1953 until January 1965

1. (a) Submit a sketch and explain the operation of the hot and cold water supply system in your home or that of a neighbor. Tell how you would make the system safe from freezing; (b) submit a sketch and explain the drainage system of the plumbing in a house, including the use of drains and vents.

2. Show how to use five important plumber's tools.

3. Identify and describe the use of each of the following: washer, cap nut, float, force cup, half and half solder, flux, elbow, tee, nipple, coupling, plug, union, trap, drain pipe, water meter.

4. Tell what kinds of pipe are most often used in a plumbing system and why. Cut, threat and connect two pieces of pipe, or connect two pieces of copper tubing.

5. (a) Replace a washer in a faucet; (b) clean out a sink or lavatory trap.

6. Submit to your Counselor a list of five important local health regulations related to plumbing.