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International Code Council Commercial Mechanical Inspector Sample Questions:

1. Floor furnaces shall not be closer than _____ inches to the ground.

A) [option text not fully visible in the material you sent]
B) [option text not fully visible in the material you sent]
C) [option text not fully visible in the material you sent]
D) 12

2. Shutoff valves in plastic pipe ground-source heat pump loop systems shall be installed on both sides of which one of the following?

A) Pressure-reducing valves
B) Expansion tanks
C) Change-in-material joints
D) Heat-fusion joints

3. Infrared radiant heaters shall be installed:

A) in accordance with UL 2158.
B) with clearances from combustible material in accordance with the manufacturer's installation instructions.
C) in accordance with UL 1240.
D) with a 6-ft. clearance on all sides.

4. When a permit is issued, the code requires that one set of approved plans and specifications be returned to the applicant.
This set of plans and specifications shall be:

A) returned to the architect.
B) kept on the building site.
C) filed with the county clerk or jurisdiction to properly record the property.
D) retained by the applicant for at least one year after the job is finished in the event modifications are made.

5. The exhaust outlet for a clothes dryer is required to be equipped with:

A) a corrosion-resistant screen of 1/4-inch mesh.
B) an automatically controlled volume damper.
C) a backdraft damper.
D) a temperature limit control device that will automatically shut off the system at a temperature of 250°F.

Solutions: