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HVAC Journeyman's Study Set Question
and Answers
The maximum horizontal length of a single-wall connector shall be ____ percent of the height
of the chimney or vent.
75%
Grease filters shall be installed at an angle of not less that ____ degrees from the horizontal and
shall be equipped with a drip tray beneath the lower edge of the filters
45
A device that will automatically shut off the fuel supply to a main burner or group of burners
when the means of ignition of such burners become inoperative, and when flame failure occurs
on the burner or group of burners.
Flame Safeguard
Fire dampers shall not be installed in.
Exhaust ducts.
Metallic ducts not having an approved protective coating shall be completely encased in a
minimum of ___ inches of concrete
2 inches
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
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An appliance that operates with a nonpositive vent static pressure and with a vent gas
temperature that is capable of causing excessive condensate production in the vent.
Category 2
Type L shall terminate not less than two feet above the highest point of the roof penetration
and not less than ______ feet higher than any portion of a building
2 Feet
Duct Linings shall be interrupted at the area of operation of a fire damper in at a minimum of 6
inches _____ of and 6 inches downstream of electric resistance and fuel burning heaters in a
duct system
Upstream
A container that is placed at a low point in a system of piping to collect condensate and from
which the condensate is removable.
Drip leg
Infrared radiant heaters shall be _____ in a position independent of fuel and electric supply
lines hangers and bracket shall be non-combustible material
Fixed
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
,HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
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In the absence of MFG information openings covered with metal louvers shall be deemed to
have a net free area of 75% of the area of the opening, and openings covered with ____ louvers
shall be deemed to have a net free area of 25% of the area of the opening.
Wood
Opening sizes in Louver, grilles, and screens protecting outdoor exhaust and air intake openings
you would use which table?
Table 401.5
A hole not greater in diameter than ____ % of the stud depth is permitted to be bored in any
wood stud.
40%
Reclaimed refrigerants and used refrigerants shall not be reused in a different owner's
equipment or appliances. Unless test and meets purity requirements of _____.
ARI 700
where multiple air-handling systems share common supply or return air ducts or plenums with
a combined design capacity greater than 2000 cfm, the return air systen shall be provided with.
Smoke detector
The length of overlap for overlapping duct joints shall not exceed ___ inches.
2 inches
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
, HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
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A yellow insulated copper Tracer wire or other approved conductor shall be installed adjacent
to underground non-metallic piping access shall be provided to the Tracer wire or the Tracer
wire shall terminate above ground at each end of the nonmetallic piping the Tracer wire shall
not be less than _____ AWG and the insulation type shall be suitable for the direct burial
18 AWG
Excavations are ___ feet in depth and examination of the ground shows no indication of
potential cave in.
5 feet
An appliance that operates with a nonpositive vent static pressure and with a vent gas
temperature that avoids excessive condensate production in the vent.
Category 1
A safety valve designed to forestall the development of a dangerous condition by relieving
either pressure, temperature. or vacuum in hot water supply system.
Relief Valve
All refrigerant containing parts and systems exceeding 100 horsepower Drive power except
evaporators used for refrigeration or dehumidification; condensers used for heating control and
pressure valves for either; and connecting piping, shall be located either.
Outdoors or in a machinery room.
Connector length. Flexible air connectors shall be limited in length to _____ feet.
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC
PageJourneyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
1HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman's Study Set Question
and Answers
The maximum horizontal length of a single-wall connector shall be ____ percent of the height
of the chimney or vent.
75%
Grease filters shall be installed at an angle of not less that ____ degrees from the horizontal and
shall be equipped with a drip tray beneath the lower edge of the filters
45
A device that will automatically shut off the fuel supply to a main burner or group of burners
when the means of ignition of such burners become inoperative, and when flame failure occurs
on the burner or group of burners.
Flame Safeguard
Fire dampers shall not be installed in.
Exhaust ducts.
Metallic ducts not having an approved protective coating shall be completely encased in a
minimum of ___ inches of concrete
2 inches
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
,HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC
PageJourneyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
2HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
An appliance that operates with a nonpositive vent static pressure and with a vent gas
temperature that is capable of causing excessive condensate production in the vent.
Category 2
Type L shall terminate not less than two feet above the highest point of the roof penetration
and not less than ______ feet higher than any portion of a building
2 Feet
Duct Linings shall be interrupted at the area of operation of a fire damper in at a minimum of 6
inches _____ of and 6 inches downstream of electric resistance and fuel burning heaters in a
duct system
Upstream
A container that is placed at a low point in a system of piping to collect condensate and from
which the condensate is removable.
Drip leg
Infrared radiant heaters shall be _____ in a position independent of fuel and electric supply
lines hangers and bracket shall be non-combustible material
Fixed
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
,HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC
PageJourneyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
3HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
In the absence of MFG information openings covered with metal louvers shall be deemed to
have a net free area of 75% of the area of the opening, and openings covered with ____ louvers
shall be deemed to have a net free area of 25% of the area of the opening.
Wood
Opening sizes in Louver, grilles, and screens protecting outdoor exhaust and air intake openings
you would use which table?
Table 401.5
A hole not greater in diameter than ____ % of the stud depth is permitted to be bored in any
wood stud.
40%
Reclaimed refrigerants and used refrigerants shall not be reused in a different owner's
equipment or appliances. Unless test and meets purity requirements of _____.
ARI 700
where multiple air-handling systems share common supply or return air ducts or plenums with
a combined design capacity greater than 2000 cfm, the return air systen shall be provided with.
Smoke detector
The length of overlap for overlapping duct joints shall not exceed ___ inches.
2 inches
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
, HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC
PageJourneyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
4HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
A yellow insulated copper Tracer wire or other approved conductor shall be installed adjacent
to underground non-metallic piping access shall be provided to the Tracer wire or the Tracer
wire shall terminate above ground at each end of the nonmetallic piping the Tracer wire shall
not be less than _____ AWG and the insulation type shall be suitable for the direct burial
18 AWG
Excavations are ___ feet in depth and examination of the ground shows no indication of
potential cave in.
5 feet
An appliance that operates with a nonpositive vent static pressure and with a vent gas
temperature that avoids excessive condensate production in the vent.
Category 1
A safety valve designed to forestall the development of a dangerous condition by relieving
either pressure, temperature. or vacuum in hot water supply system.
Relief Valve
All refrigerant containing parts and systems exceeding 100 horsepower Drive power except
evaporators used for refrigeration or dehumidification; condensers used for heating control and
pressure valves for either; and connecting piping, shall be located either.
Outdoors or in a machinery room.
Connector length. Flexible air connectors shall be limited in length to _____ feet.
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
HVAC Journeyman.pdf!@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
