Propane

Device used on propane tank to reduce pressure to 11" water column is the _________

• Limit Switch

• Check Valve

• Ball Valve

• Regulator

Propane is flammable, can explode under pressure , and is able to ______________

• Is odorless

• corrode metal containers

• burn through leather gloves

• freeze skin

Which tool is used to measure inches of water column while doing propane testing?

• Manometer

• Micrometer

• Thermometer

• Pressure regulator

Propane leak drop test is performed for _______

• 3 seconds

• 1 minute

• 3 minutes

• 8 minutes

Boiling point of propane is ___

• -45oF

• -42oF

• -44oF

• -36oF

Propane as extracted ________________

• smells like burning rubber

• is odorless

• is colorless

• smells sweet with milky color

When an element or compound changes from liquid phase to a vapor, it is called _____________.

• boiling

• thermal energy

• vaporization

• kinetic energy

The maximum allowable working pressure on an ASME tank can be found on ______

• data plate

• service manual

• cylinder guard

• filling invoice

Any regulator pressure over _____ inches of water column will require the regulator to be replaced.

• 8

• 14

• 11

• 10

Normal propane appliance operating pressure is ______ inches of water column.

• 14

• 8

• 15

• 10