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PROPANE PRACTICE TESTS questions and answers
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PROPANE PRACTICE TESTS questions and answers
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PROPANE PRACTICE TESTS_________ shall be resistant to the action of liquefied petroleum gas or to any other chemical
constituents of the gases to be conducted through the piping. - questions and answers-Thread
compound
__________ shall have a vertical clearance above the cooking top of NOT less than 30 inches
to combustible material or metal cabinets. - questions and answers-Household cooking
appliances
__________ shall NOT be installed in or attached to walls of combustible material unless listed
for such installation. - questions and answers-Wall-type room heaters
__________ shall NOT be used for metallic pip and tubing. - questions and answers-Cast iron
pipe fittings
___________ is permitted for piping. - questions and answers-Wrought iron pipe
___________ shall be located so as NOT to interfere with proper circulation of combustion,
ventilation, and dilution air. - questions and answers-Appliances
___________ shall close when the flow is either stopped or reversed. - questions and
answers-Back flow check valves
___________ shall NOT be used for upper and lower casings of regulators. - questions and
answers-Non-metallic parts
____________ are appliances that are constructed and installed so that all air for combustion is
derived directly from the outside atmosphere and all flue gases are discharged outdoors. -
questions and answers-Direct vent appliances
____________ is gas piping that, when in place in a finished building, would require removal of
permanent construction to gain access to the piping. - questions and answers-Concealed piping
____________ or other means shall be provided to minimize the possibility of the entrance of
water or other extraneous matter into the relief device or any discharge piping. - questions and
answers-Rain caps
____________ shall NOT be located between a pressure relief device and the container unless
a listed PRV manifold is used. - questions and answers-Shutoff valves
____________ shall NOT be used to test for gas leakage. - questions and answers-Matches,
candles, or open flames
,A ___________ for medium-heat equipment shall extend at least 10 ft higher than any portion of
any building with 25 ft. - questions and answers-Chimney
A ___________ is a compartment or chamber to which one or more ducts are connected and
that forms part of the air distribution system. - questions and answers-Plenum
A ___________ shall be installed in each section of piping and hose in which liquid LP-Gas can
be isolated between shutoff valves so as to relieve the pressure that could develop from the
trapped liquid to a safe atmosphere or product retaining section. - questions and
answers-Hydrostatic relief valve
A ____________ is required for a person actively in charge of LP Gas operation. - questions
and answers-Class X Manager's Permit
A 350 gallon container installed alongside a building that has an overhang extending 5.5 feet
from the building shall be ________ from the portion that projects out from the building. -
questions and answers-5 feet
A chimney for residential type or low heat appliances shall extend at least 2 feet higher than any
portion of a building within a horizontal distance of _______. - questions and answers-10 feet
A chimney for residential-type gas appliances shall extend at least ___________ above the
highest point where it passes through a roof of a building. - questions and answers-3 feet
A chimney shall extend at least _________ above the highest connected equipment draft hood
outlet or flue collar. - questions and answers-5 feet
A class X manager shall be considered to be actively supervising if such a manager is present
at the separate branch or base of operation at least ________ of the reasonably normal hours
of operation. - questions and answers-50%
A container to be abandoned underground shall be filled with __________ or purged with an
inert gas. - questions and answers-Water OR Sand OR Foamed plastic
A cylinder shall ________ if it is NOT suitable for continued service. - questions and
answers-NOT be filled
A cylinder with a (an) ____________, even if it appears to be undamaged, shall NOT be refilled
until it is requalified by the methods prescribed in DOT regulations. - questions and
answers-Expired requalification date
, A draft hood shall be located so its relief opening is NOT less than ___________ from any
surface except that of the appliance it serves and the venting system to which the draft hood is
connected. - questions and answers-6 inches
A gas vent extending through an exterior wall shall NOT terminate adjacent to the wall or below
______________. - questions and answers-Eaves or Parapets
A listed __________ shall be installed at the discharge end of the transfer hose at vehicle fuel
dispensers. - questions and answers-Quick-acting shutoff valve
A new piping system may NOT be tested with _________. - questions and answers-Oxygen
A pressure test shall NOT be less than __________ regardless of design pressure. - questions
and answers-3 psig
A score of ___________ correct shall be a passing grade for all examinations. - questions and
answers-80%
A single 1,000 gallon water capacity aboveground container may be installed ____________
from a building if the container is at least 25 feet from any other LP-gas container of more than
125 gallons w.c. - questions and answers-10 feet
A system being leak tested should show no increase or decrease in the pressure reading for a
period of ______________. - questions and answers-3 minutes
A type B-W gas vent shall terminate at least _______ in vertical height above the bottom of the
wall frame. - questions and answers-12 feet
A vent connector shall be installed without any dips or sags and shall slope upward at least
____________. - questions and answers-1/4 inch per foot
A vent connector shall NOT be connected to a chimney flue serving a fireplace unless the
fireplace flue opening is _____________. - questions and answers-Permanently sealed
A vertical distance of NOT less than ______ shall be provided between the top of all food
service hot plates and griddles and combustible material. - questions and answers-48 inches
A water heater installation shall be provided with _______________. - questions and
answers-Over temperature protection and overpressure protection
Aboveground containers 501 to 2,000 gallons water capacity shall be located __________ from
a building. - questions and answers-25 feet
Aboveground containers shall be ________. - questions and answers-Painted
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