Hvac Journeyman Exam with Complete
Solutions
When required clearance from the lowest portion of a floor furnace to the ground cannot be
obtained, the Correct Ans-32 B 602.2 Ex (1)
ground below and to the sides shall be excavated to form a _____ pit under the furnace.(A)
rectangular (C) 45-degree sloped(B) rounded (D) basin-like. Correct Ans-33 C 802.5.5.1
... Correct Ans-34 A 212.0
Floor furnaces shall be protected, where necessary, against _____.(A) severe wind conditions (C)
damage by mechanical means(B) contact with fire-rated material (D) contact with
noncombustible material Correct Ans-35 D 205.0
... Correct Ans-36 A 225.0
Sediment traps in fuel-gas lines are not required to _____.A) hydronic boilers (C) residential
furnaces(B) gas fireplaces (D) commercial furnaces. Correct Ans-37 A 911.6(B)
... Correct Ans-38 B 912.8
Condensate from air-cooling coils and the overflow from evaporative coolers shall be collected
and Correct Ans-39 C 304.1.2,
discharged to a(an) _____.(A) public way (C) approved plumbing fixture or disposal area(B)
plumbing fixture (D) storm sewer. Correct Ans-904.10.2
, ... Correct Ans-40 B Table 3-2
Front clearance to a furnace or boiler shall be _____.(A) minimum 6 inches to combustibles(B)
minimum 6 inches to a door or an obstruction(C) minimum 9 inches to combustibles(D)
sufficient for servicing the burner and the furnace or boiler Correct Ans-41 D 912.7
... Correct Ans-42 A 912.10
Where a furnace plenum is not supplied with the furnace, the fabrication and installation shall
_____.(A) be no smaller than the outlet/inlet plenum collar(B) follow manufacturer's
instructions(C) be in a workman-like manner(D) not interfere with electrical wiring. Correct
Ans-43 B 1313.7
... Correct Ans-44 C 309.1
Wall-type room heaters shall not be attached to walls of combustible material unless _____.(A)
approved by Authority Having Jurisdiction(B) opening lined with non-combustible material(C)
listed for such installations(D) approved by the fire marshal Correct Ans-45 D 904.2(E)
... Correct Ans-46 B 903.5,
An unlisted pool heater shall be installed with a minimum clearance of _____ inches on all sides
and the rear.(A) 24 (C) 6(B) 18 (D) 12 Correct Ans-904.7(C)
... Correct Ans-47 C 924.4
Relief valves shall be piped to discharge _____.(A) near the floor (C) 6 feet above the floor(B)
above the roof (D) 6 feet from a window or door Correct Ans-48 D 922.2(C)
Solutions
When required clearance from the lowest portion of a floor furnace to the ground cannot be
obtained, the Correct Ans-32 B 602.2 Ex (1)
ground below and to the sides shall be excavated to form a _____ pit under the furnace.(A)
rectangular (C) 45-degree sloped(B) rounded (D) basin-like. Correct Ans-33 C 802.5.5.1
... Correct Ans-34 A 212.0
Floor furnaces shall be protected, where necessary, against _____.(A) severe wind conditions (C)
damage by mechanical means(B) contact with fire-rated material (D) contact with
noncombustible material Correct Ans-35 D 205.0
... Correct Ans-36 A 225.0
Sediment traps in fuel-gas lines are not required to _____.A) hydronic boilers (C) residential
furnaces(B) gas fireplaces (D) commercial furnaces. Correct Ans-37 A 911.6(B)
... Correct Ans-38 B 912.8
Condensate from air-cooling coils and the overflow from evaporative coolers shall be collected
and Correct Ans-39 C 304.1.2,
discharged to a(an) _____.(A) public way (C) approved plumbing fixture or disposal area(B)
plumbing fixture (D) storm sewer. Correct Ans-904.10.2
, ... Correct Ans-40 B Table 3-2
Front clearance to a furnace or boiler shall be _____.(A) minimum 6 inches to combustibles(B)
minimum 6 inches to a door or an obstruction(C) minimum 9 inches to combustibles(D)
sufficient for servicing the burner and the furnace or boiler Correct Ans-41 D 912.7
... Correct Ans-42 A 912.10
Where a furnace plenum is not supplied with the furnace, the fabrication and installation shall
_____.(A) be no smaller than the outlet/inlet plenum collar(B) follow manufacturer's
instructions(C) be in a workman-like manner(D) not interfere with electrical wiring. Correct
Ans-43 B 1313.7
... Correct Ans-44 C 309.1
Wall-type room heaters shall not be attached to walls of combustible material unless _____.(A)
approved by Authority Having Jurisdiction(B) opening lined with non-combustible material(C)
listed for such installations(D) approved by the fire marshal Correct Ans-45 D 904.2(E)
... Correct Ans-46 B 903.5,
An unlisted pool heater shall be installed with a minimum clearance of _____ inches on all sides
and the rear.(A) 24 (C) 6(B) 18 (D) 12 Correct Ans-904.7(C)
... Correct Ans-47 C 924.4
Relief valves shall be piped to discharge _____.(A) near the floor (C) 6 feet above the floor(B)
above the roof (D) 6 feet from a window or door Correct Ans-48 D 922.2(C)
