What percentage of propane tank capacity is reserved to prevent overpressure from expansion? -
ANS_20%
What test must be performed each time a system is opened? - ANS_Time Pressure Drop
A service shut-off valve should only be closed with - ANS_Hands
A Type I (CGA 791) valve should - ANS_Never be closed with a POL plastic plug
Gloves must be worn when - ANS_filling a propane cylinder
When purging a 20# propane cylinder what is the minimum distance to an ignition source? - ANS_25
feet
An opened outage valve is used - ANS_to indicate the maximum liquid level
Backup wrenches are used - ANS_to prevent damage to propane connections
When filling a propane container, 25 feet is the - ANS_minimum distance to an ignition source
When transporting a DOT propane cylinder you should - ANS_install a dust cap
,-44 degrees Fahrenheit is - ANS_the boiling point of propane
What is the weight of five liquid gallons of propane? - ANS_21 Pounds
How many British Thermal Units are in a pound of liquid propane at 60 degrees Fahrenheit? -
ANS_21,548
What is the maximum percentage of propane vapor in the atmosphere that will ignite? - ANS_9.6%
The chemical that gives propane its odor is - ANS_ethel mercaptan
Temperature of a propane container affects the - ANS_flow of vapor from the container
What is the maximum lock up regulator pressure? - ANS_14 inches water column
What reduces propane container pressure to 10 PSI? - ANS_First stage of a regulator
For each 10 degrees propane liquid is warmed, its volume - ANS_increases 1.5 %
What is the approximate number of BTUs in a 20 pound propane cylinder? - ANS_345,000
Propane gas is how many times heavier than air? - ANS_1.5 times heavier than air
When the pressure in a container is near zero as a result of cooling from us - ANS_has outrun the rate of
vaporization
, Propane gas released into the atmosphere is - ANS_invisible
Pressure inside of a propane container varies with - ANS_temperature
Who regulates propane cylinders? - ANS_The Department of Transportation (DOT)
Who regulates propane tanks? - ANS_ASME
Before filling a propane cylinder what must you check? - ANS_date of manufacture
Propane containers must be mounted to the RV so they will not become dislodged when force equal to
_________ times their weight is applied in any direction. - ANS_8
The data plate on an ASME tank does not specify - ANS_tare weight
What is another name for a J tube - ANS_vapor withdraw tube
What information is not found on the protective collar of a DOT cylinder? - ANS_Propane capacity in
pounds
What component is not connected directly to the service valve on a DOT cylinder? - ANS_Excess flow
check valve
What gauge number indicates the largest diameter copper wire? - ANS_00
What component prevents the accumulation of excess moisture on the regulator diaphragm? -
ANS_relief mechanism
ANS_20%
What test must be performed each time a system is opened? - ANS_Time Pressure Drop
A service shut-off valve should only be closed with - ANS_Hands
A Type I (CGA 791) valve should - ANS_Never be closed with a POL plastic plug
Gloves must be worn when - ANS_filling a propane cylinder
When purging a 20# propane cylinder what is the minimum distance to an ignition source? - ANS_25
feet
An opened outage valve is used - ANS_to indicate the maximum liquid level
Backup wrenches are used - ANS_to prevent damage to propane connections
When filling a propane container, 25 feet is the - ANS_minimum distance to an ignition source
When transporting a DOT propane cylinder you should - ANS_install a dust cap
,-44 degrees Fahrenheit is - ANS_the boiling point of propane
What is the weight of five liquid gallons of propane? - ANS_21 Pounds
How many British Thermal Units are in a pound of liquid propane at 60 degrees Fahrenheit? -
ANS_21,548
What is the maximum percentage of propane vapor in the atmosphere that will ignite? - ANS_9.6%
The chemical that gives propane its odor is - ANS_ethel mercaptan
Temperature of a propane container affects the - ANS_flow of vapor from the container
What is the maximum lock up regulator pressure? - ANS_14 inches water column
What reduces propane container pressure to 10 PSI? - ANS_First stage of a regulator
For each 10 degrees propane liquid is warmed, its volume - ANS_increases 1.5 %
What is the approximate number of BTUs in a 20 pound propane cylinder? - ANS_345,000
Propane gas is how many times heavier than air? - ANS_1.5 times heavier than air
When the pressure in a container is near zero as a result of cooling from us - ANS_has outrun the rate of
vaporization
, Propane gas released into the atmosphere is - ANS_invisible
Pressure inside of a propane container varies with - ANS_temperature
Who regulates propane cylinders? - ANS_The Department of Transportation (DOT)
Who regulates propane tanks? - ANS_ASME
Before filling a propane cylinder what must you check? - ANS_date of manufacture
Propane containers must be mounted to the RV so they will not become dislodged when force equal to
_________ times their weight is applied in any direction. - ANS_8
The data plate on an ASME tank does not specify - ANS_tare weight
What is another name for a J tube - ANS_vapor withdraw tube
What information is not found on the protective collar of a DOT cylinder? - ANS_Propane capacity in
pounds
What component is not connected directly to the service valve on a DOT cylinder? - ANS_Excess flow
check valve
What gauge number indicates the largest diameter copper wire? - ANS_00
What component prevents the accumulation of excess moisture on the regulator diaphragm? -
ANS_relief mechanism
