Journeyman Plumbers Exam Plumbing Fixtures and Appliances 5

Question 1

When installing a wall-hung toilet, the carrier must be secured to:

Accepted Answer

The structural floor and wall framing

Answer

Wall-hung toilet carriers must be anchored to both the structural floor and wall framing to support the full weight and dynamic loads of use.

Question 2

A tankless (on-demand) water heater is rated primarily by:

Accepted Answer

BTU input and flow rate in gallons per minute

Answer

Tankless water heaters are rated by their BTU input and the flow rate (gpm) they can heat to a specified rise in temperature.

Question 3

Which fixture requires a vented drain connection using a minimum 2-inch drain pipe per IPC?

Accepted Answer

Bathtub

Answer

The IPC requires a minimum 1-1/2 inch drain for lavatories and kitchen sinks, but bathtubs require a minimum 1-1/2 inch drain; however, the drain fixture unit load typically requires 2 inches in many configurations — confirm with local amendments.

Question 4

A lavatory faucet installed in a public restroom must have a maximum flow rate of:

Accepted Answer

1.0 gpm

Answer

The IPC and federal standards limit public lavatory faucets to a maximum of 0.5 gpm for metered faucets and 1.0 gpm for others at 60 psi.

Question 5

What is the correct rough-in distance for a standard toilet measured from the finished wall to the center of the drain?

Accepted Answer

12 inches

Answer

The standard toilet rough-in distance is 12 inches from the finished wall to the centerline of the closet flange, though 10-inch and 14-inch models exist.

Journeyman Plumbers Exam Practice Test

Journeyman Plumbers Exam Practice Test

Journeyman Plumbers Exam Plumbing Fixtures and Appliances 5