Propane Certification Exam UPDATED
ACTUAL QUESTIONS AND CORRECT
ANSWERS
Secondary Overfill Protection Device (OPD) - CORRECT ANSWER Serves as a
secondary preventative measure against overfilling cylinders
Foot Ring - CORRECT ANSWER A wide metal band welded or brazed to the bottom
of the cylinder, supports the cylinder body and shields it from corrosion or damage
Qualification period - CORRECT ANSWER Initial qualification date should be within
12 years. If prequalified (marked with an 's'), the period resets to 10 years from the date
Visual inspection - CORRECT ANSWER Conduct an inspection for major dents,
dings, valve condition, and the integrity of the door ring. Inspect the valve accessories as well
as
Requalification timeline - E' - CORRECT ANSWER Cylinder must be prequalified
within 5 years
Requalification timeline (No letter) - CORRECT ANSWER Requalification period of
12 years from the date
Verification of cylinder type - CORRECT ANSWER Confirm the the cylinder being
filled is a propane cylinder by reviewing its design code specification markings
What is the first initial step in both weight and volume filling process? - CORRECT
ANSWER Inspecting the cylinder
Propane capacity calculation - CORRECT ANSWER Multiply the water capacity by
0.42
, When must a new cylinder label be put onto a tank? - CORRECT ANSWER When the
warning label is ineligible or removed during inspection
What is the maximum propane weight allowed in passenger cars or vans? - CORRECT
ANSWER A total capacity of 90 pounds, with no single container exceeding 45 pounds
How many times do you need to repeat the purging process to ensure at least 97% or air is
removed? - CORRECT ANSWER 5 times
What is the purpose of purging a tank? - CORRECT ANSWER To make sure air in the
tank doesn't lead to appliance malfunction or improper ignition. Air in the tank may also
diminish the smell additive
When must the propane cylinder be inspected? - CORRECT ANSWER Before the tank
is filled
Unifiable tanks - CORRECT ANSWER Provide written documentation on why the
tank is unfillable
How must a tank be transported - CORRECT ANSWER In an upright position and
properly secured
What type of ppe is required for filling tanks? - CORRECT ANSWER Safety glasses
and propane resistant gloves
What are the steps to prepare for filling a tank by weight? - CORRECT ANSWER 1.
Clear the scale
2. Calculate the tanks fill weight (WC + TW + weight of the hose)
3. Select an adapter if required
4. Attach adapter to cylinder if needed
ACTUAL QUESTIONS AND CORRECT
ANSWERS
Secondary Overfill Protection Device (OPD) - CORRECT ANSWER Serves as a
secondary preventative measure against overfilling cylinders
Foot Ring - CORRECT ANSWER A wide metal band welded or brazed to the bottom
of the cylinder, supports the cylinder body and shields it from corrosion or damage
Qualification period - CORRECT ANSWER Initial qualification date should be within
12 years. If prequalified (marked with an 's'), the period resets to 10 years from the date
Visual inspection - CORRECT ANSWER Conduct an inspection for major dents,
dings, valve condition, and the integrity of the door ring. Inspect the valve accessories as well
as
Requalification timeline - E' - CORRECT ANSWER Cylinder must be prequalified
within 5 years
Requalification timeline (No letter) - CORRECT ANSWER Requalification period of
12 years from the date
Verification of cylinder type - CORRECT ANSWER Confirm the the cylinder being
filled is a propane cylinder by reviewing its design code specification markings
What is the first initial step in both weight and volume filling process? - CORRECT
ANSWER Inspecting the cylinder
Propane capacity calculation - CORRECT ANSWER Multiply the water capacity by
0.42
, When must a new cylinder label be put onto a tank? - CORRECT ANSWER When the
warning label is ineligible or removed during inspection
What is the maximum propane weight allowed in passenger cars or vans? - CORRECT
ANSWER A total capacity of 90 pounds, with no single container exceeding 45 pounds
How many times do you need to repeat the purging process to ensure at least 97% or air is
removed? - CORRECT ANSWER 5 times
What is the purpose of purging a tank? - CORRECT ANSWER To make sure air in the
tank doesn't lead to appliance malfunction or improper ignition. Air in the tank may also
diminish the smell additive
When must the propane cylinder be inspected? - CORRECT ANSWER Before the tank
is filled
Unifiable tanks - CORRECT ANSWER Provide written documentation on why the
tank is unfillable
How must a tank be transported - CORRECT ANSWER In an upright position and
properly secured
What type of ppe is required for filling tanks? - CORRECT ANSWER Safety glasses
and propane resistant gloves
What are the steps to prepare for filling a tank by weight? - CORRECT ANSWER 1.
Clear the scale
2. Calculate the tanks fill weight (WC + TW + weight of the hose)
3. Select an adapter if required
4. Attach adapter to cylinder if needed
