PROPANE PRACTICE TESTS EXAM
QUESTIONS AND ANSWERS
According to the Two Permanent Openings Method one opening must commenc
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e within ____ and one must commence within ___ of the enclosure -
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ANSWERS--12 inches of the top 12 inches of the bottom
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Room heaters shall NOT be installed in what occupancies? - ANSWERS--
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Health care and Residential board and care.
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Define a type B-W gas vent: - ANSWERS--
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It shall not have a listed capacity NOT LESS than that of the listed vented wall f
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urnace to which it is connected.
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Listed vented wall furnaces shall use which type of venting system? -
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ANSWERS--Type B-W gas vent
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NO portion of a venting system shall extend or pass through any.... -
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ANSWERS--Fabricated air duct OR Furnace plenum
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The exit terminals of mechanical draft systems shall not be LESS than ________
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___ when located adjacent to public walkways. - ANSWERS--
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7 ft above finished ground level
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Forced draft systems and all portions of induced draft systems under positive pre
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ssure during operation shall be designed and installed so as to _____________.
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- ANSWERS--Prevent leakage of flue gases into the building
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Mechanical draft systems shall be _______ . - ANSWERS--Listed
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A chimney for residential type or low heat appliances shall extend at least 2 feet
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higher than any portion of a building within a horizontal distance of _______. -
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ANSWERS--10 feet
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Category I Vented appliance - ANSWERS-- SZ SZ SZ SZ SZ
An appliance that operates with a non-
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positive vent static pressure and with a vent gas temperature that avoids excessi
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ve condensate production in the vent.
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Type 1 and Type 2 clothes dryers shall be exhausted to the ________. -
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ANSWERS--Outside
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Ventilating hoods and exhaust systems shall be ________ installed in commercia
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l applications and to vent industrial equipment. - ANSWERS--
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Permitted to vent gas appliances SZ SZ SZ SZ
,What appliances are NOT required to be vented? - ANSWERS--
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Counter appliances or Direct gas-fired make-up air heaters
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What is the correct spacing of supports for 3/4" or 1" steel pipe? - ANSWERS--
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Every 8 feet SZ SZ
Regarding indoor combustion air, what method states the minimum volume shall
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be 50 cube feet per 1000 Btu/hour? - ANSWERS--Standard method
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All dispensers shall be installed on what type of foundation? - ANSWERS--
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Concrete
The number of containers in a building undergoing minor renovations shall NOT
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exceed the ________ assigned to using the LP-gas. - ANSWERS--
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Number of workers and shall not exceed ______ lbs in size
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Aboveground containers shall be ________. - ANSWERS--Painted
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All regulators for outdoor installations shall be designed, _______ or protected so
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that operation will not be affected by the elements. - ANSWERS--Installed
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Temperature sensitive elements of emergency shutoff valves shall NOT be ____
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____ . - ANSWERS--Painted
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In a piping system where condensation of vapor can occur, piping shall be ____
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___, or means shall be provided for re-vaporizing the condensate. - ANSWERS--
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sloped back to the container
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What is the minimum cover that should be maintained over all underground meta
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llic piping? - ANSWERS--12 inches
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Polyethylene piping systems shall be limited to vapor service not exceeding ____
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____. - ANSWERS--30 psig
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A listed __________ shall be installed at the discharge end of the transfer hose
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at vehicle fuel dispensers. - ANSWERS--Quick-acting shutoff valve
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Metallic pipe joints shall be permitted to be ____________ using proper pipe and
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fittings. - ANSWERS--Welded or Brazed
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Flexible metallic connectors shall NOT exceed _________ in overall length when
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used with liquid or vapor piping on stationary containers of 2000 gallon w.c. or l
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ess. - ANSWERS--5 feet
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Hose length at a motor fuel dispensing station may NOT exceed _____________
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unless approved by AHJ. - ANSWERS--18 feet
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Unlisted air- SZ
conditioning appliances shall be installed with clearances from combustible materi
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, al of NOT less than ____________ above the appliance and at the sides, front,
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and rear. - ANSWERS--18 inches
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The _______ employed for operating the automatic main gas control valve, auto
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matic pilot, room temperature thermostat, limit control, other electrical devices us
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
ed with the appliances shall be in accordance with the wiring diagrams certified
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or approved by the original appliance manufacturer. - ANSWERS--
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Electrical circuit SZ
The sediment trap shall be installed as close to the inlet of the equipment as pra
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ctical at the ___________. - ANSWERS--Time of equipment installation
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With regard to the indoor use of nonmetallic gas hose connectors, an equipment
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shutoff valve shall be installed where the connector is ________. - ANSWERS--
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Attached to the building piping SZ SZ SZ SZ
The cross- SZ
sectional area of the common vent shall be _______________ the cross-
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sectional area of the largest connector. - ANSWERS--Equal to or greater than
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Appliances and equipment shall be furnished either with load distributing bases o
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r with a sufficient number of ________ to prevent damage to either the building
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structure or the appliance and the equipment. - ANSWERS--Supports
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___________ shall be located so as NOT to interfere with proper circulation of c
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ombustion, ventilation, and dilution air. - ANSWERS--Appliances
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All air handled by a non-circulating direct gas-
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fired industrial air heaters shall be ___________. - ANSWERS--
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Ducted directly from outdoors
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Gas piping serving heating gas appliances shall be permitted to also serve ____
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_________ where heating and cooling equipment cannot be operated simultaneo
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usly. - ANSWERS--Cooling equipment
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Equipment connected to a piping systemshall have an accessible approved manu
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al shutoff valve with a ___________. - ANSWERS--Non-
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displaceable valve member SZ SZ
Steam and hot water boilers, shall be provided with approved ___________ for s
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hutting down the burner to prevent boiler steam pressure exceeding the maximu
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m allowable working pressure or temperature. - ANSWERS--
SZ SZ SZ SZ SZ SZ SZ
Automatic limiting devices SZ SZ
A vertical distance of NOT less than ______ shall be provided between the top
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of all food service hot plates and griddles and combustible material. -
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ANSWERS--48 inches
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QUESTIONS AND ANSWERS
According to the Two Permanent Openings Method one opening must commenc
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e within ____ and one must commence within ___ of the enclosure -
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ANSWERS--12 inches of the top 12 inches of the bottom
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Room heaters shall NOT be installed in what occupancies? - ANSWERS--
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
Health care and Residential board and care.
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Define a type B-W gas vent: - ANSWERS--
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It shall not have a listed capacity NOT LESS than that of the listed vented wall f
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urnace to which it is connected.
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Listed vented wall furnaces shall use which type of venting system? -
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ANSWERS--Type B-W gas vent
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NO portion of a venting system shall extend or pass through any.... -
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ANSWERS--Fabricated air duct OR Furnace plenum
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The exit terminals of mechanical draft systems shall not be LESS than ________
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___ when located adjacent to public walkways. - ANSWERS--
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7 ft above finished ground level
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Forced draft systems and all portions of induced draft systems under positive pre
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
ssure during operation shall be designed and installed so as to _____________.
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- ANSWERS--Prevent leakage of flue gases into the building
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Mechanical draft systems shall be _______ . - ANSWERS--Listed
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A chimney for residential type or low heat appliances shall extend at least 2 feet
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higher than any portion of a building within a horizontal distance of _______. -
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ANSWERS--10 feet
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Category I Vented appliance - ANSWERS-- SZ SZ SZ SZ SZ
An appliance that operates with a non-
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positive vent static pressure and with a vent gas temperature that avoids excessi
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ve condensate production in the vent.
SZ SZ SZ SZ SZ
Type 1 and Type 2 clothes dryers shall be exhausted to the ________. -
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
ANSWERS--Outside
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Ventilating hoods and exhaust systems shall be ________ installed in commercia
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l applications and to vent industrial equipment. - ANSWERS--
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Permitted to vent gas appliances SZ SZ SZ SZ
,What appliances are NOT required to be vented? - ANSWERS--
SZ SZ SZ SZ SZ SZ SZ SZ SZ
Counter appliances or Direct gas-fired make-up air heaters
SZ SZ SZ SZ SZ SZ SZ
What is the correct spacing of supports for 3/4" or 1" steel pipe? - ANSWERS--
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
Every 8 feet SZ SZ
Regarding indoor combustion air, what method states the minimum volume shall
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be 50 cube feet per 1000 Btu/hour? - ANSWERS--Standard method
SZ SZ SZ SZ SZ SZ SZ SZ SZ
All dispensers shall be installed on what type of foundation? - ANSWERS--
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
Concrete
The number of containers in a building undergoing minor renovations shall NOT
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exceed the ________ assigned to using the LP-gas. - ANSWERS--
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Number of workers and shall not exceed ______ lbs in size
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
Aboveground containers shall be ________. - ANSWERS--Painted
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All regulators for outdoor installations shall be designed, _______ or protected so
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that operation will not be affected by the elements. - ANSWERS--Installed
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
Temperature sensitive elements of emergency shutoff valves shall NOT be ____
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____ . - ANSWERS--Painted
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In a piping system where condensation of vapor can occur, piping shall be ____
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___, or means shall be provided for re-vaporizing the condensate. - ANSWERS--
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sloped back to the container
SZ SZ SZ SZ
What is the minimum cover that should be maintained over all underground meta
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llic piping? - ANSWERS--12 inches
SZ SZ SZ SZ
Polyethylene piping systems shall be limited to vapor service not exceeding ____
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____. - ANSWERS--30 psig
SZ SZ SZ
A listed __________ shall be installed at the discharge end of the transfer hose
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at vehicle fuel dispensers. - ANSWERS--Quick-acting shutoff valve
SZ SZ SZ SZ SZ SZ SZ
Metallic pipe joints shall be permitted to be ____________ using proper pipe and
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fittings. - ANSWERS--Welded or Brazed
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Flexible metallic connectors shall NOT exceed _________ in overall length when
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used with liquid or vapor piping on stationary containers of 2000 gallon w.c. or l
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ess. - ANSWERS--5 feet
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Hose length at a motor fuel dispensing station may NOT exceed _____________
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unless approved by AHJ. - ANSWERS--18 feet
SZ SZ SZ SZ SZ SZ SZ
Unlisted air- SZ
conditioning appliances shall be installed with clearances from combustible materi
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, al of NOT less than ____________ above the appliance and at the sides, front,
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and rear. - ANSWERS--18 inches
SZ SZ SZ SZ
The _______ employed for operating the automatic main gas control valve, auto
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
matic pilot, room temperature thermostat, limit control, other electrical devices us
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
ed with the appliances shall be in accordance with the wiring diagrams certified
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
or approved by the original appliance manufacturer. - ANSWERS--
SZ SZ SZ SZ SZ SZ SZ SZ
Electrical circuit SZ
The sediment trap shall be installed as close to the inlet of the equipment as pra
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
ctical at the ___________. - ANSWERS--Time of equipment installation
SZ SZ SZ SZ SZ SZ SZ SZ
With regard to the indoor use of nonmetallic gas hose connectors, an equipment
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shutoff valve shall be installed where the connector is ________. - ANSWERS--
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Attached to the building piping SZ SZ SZ SZ
The cross- SZ
sectional area of the common vent shall be _______________ the cross-
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sectional area of the largest connector. - ANSWERS--Equal to or greater than
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
Appliances and equipment shall be furnished either with load distributing bases o
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
r with a sufficient number of ________ to prevent damage to either the building
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structure or the appliance and the equipment. - ANSWERS--Supports
SZ SZ SZ SZ SZ SZ SZ SZ
___________ shall be located so as NOT to interfere with proper circulation of c
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ombustion, ventilation, and dilution air. - ANSWERS--Appliances
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All air handled by a non-circulating direct gas-
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fired industrial air heaters shall be ___________. - ANSWERS--
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Ducted directly from outdoors
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Gas piping serving heating gas appliances shall be permitted to also serve ____
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_________ where heating and cooling equipment cannot be operated simultaneo
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usly. - ANSWERS--Cooling equipment
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Equipment connected to a piping systemshall have an accessible approved manu
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al shutoff valve with a ___________. - ANSWERS--Non-
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displaceable valve member SZ SZ
Steam and hot water boilers, shall be provided with approved ___________ for s
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hutting down the burner to prevent boiler steam pressure exceeding the maximu
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m allowable working pressure or temperature. - ANSWERS--
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Automatic limiting devices SZ SZ
A vertical distance of NOT less than ______ shall be provided between the top
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of all food service hot plates and griddles and combustible material. -
SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ SZ
ANSWERS--48 inches
SZ SZ
