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Propane, as extracted, - Answer✅✅Is odorless and colorless
The device used on a propane tank to reduce pressure is called a -
Answer✅✅Regulator
The boiling point for propane is - Answer✅✅-44*F (-42*C)
A property of propane is that, when heated, it - Answer✅✅Expands
When an element or compound changes from the liquid phase to a vapor, it is called
- Answer✅✅Vaporization
When working with propane systems, the most important factor to consider is -
Answer✅✅Safety
Propane is flammable, can explode with pressure, and is able to -
Answer✅✅Freeze skin
It is important to wear gloves when using propane because it can -
Answer✅✅Freeze the skin
, When working with propane, it is important to wear - Answer✅✅Appropriate
gloves
To close a service valve on a propane tank, it is best to tighten the valve with -
Answer✅✅A hand
In a shop environment, always wear - Answer✅✅Safety glasses
When transporting or storing containers, always use - Answer✅✅A POL plug or
dust cap
Which service valve is mandatory in the RV industry? - Answer✅✅Type I OPD
What is now required to be part of ASME tanks but was not required prior to 1983?
- Answer✅✅OPD
The maximum allowable working pressure on an ASME tank can be found on the -
Answer✅✅Data plate
The most common securing methods for cylinders include - Answer✅✅Adjustable
straps and T-bars
Purging is necessary for - Answer✅✅New and contaminated containers
For purging, you must increase pressure by 15 psi and _____ is the total number of
purgings required. - Answer✅✅5
The tare weight of a cylinder is 19 pounds. The propane capacity is 20 pounds. To
how many pounds should the cylinder be filled and to what level? - Answer✅✅39
pounds; 80% level
The relief valve will function if the pressure of the compressed air plus the pressure
of the propane meets or exceeds the relief valve setting of - Answer✅✅375 psi
What can occur if a horizontal cylinder is not stored in its proper position? -
Answer✅✅Liquid propane can enter the vapor system
Which of the following is NOT an appurtenance? - Answer✅✅Mounting bracket
Black or green connector knobs on Type 1 OPD service valves indicate -
Answer✅✅Flow rating
ASME tanks are usually bolted to - Answer✅✅The frame
On double cylinder assemblies, make sure - Answer✅✅The cylinder tray is attached
to the unit's frame