HVAC Journeyman Test with All Correct & 100%
Verified Answers |Latest Version| Already Graded A+
Which type of air-conditioning system is most likely to leak refrigerant into a structure? A.direct
B.indirect C.evaporative D.split. ✔Correct Answer-A.direct
When mechanical equipment is located on a flat roof that is 8 foot above grade, how far from the
roof edge must the equipment be located before a guard rail is not needed? A. Less than 6' B. 9' C. 4'
D. More than 10' ✔Correct Answer-D. More than 10'
A room that measures 10 x 20 x 8 contains a 35,000 BTU woodburning stove in a building classified as
unusual tight construction, what size combustion air openings will be required if they are installed
directly in a sidewall? A. 100 sq in B 17.5 sq in C. 11.6 sq in D. 8.7 sq in ✔Correct Answer-D. 8.7 sq
in
How many BTUs are in 1 ton of refrigeration? A. 12 BTUs B. 120 BTUs C. 1200 BTUs D. 12,000 BTUs.
✔Correct Answer-D. 12000 BTU's
Which refrigerant is not classified as a flammable refrigerant? A. Class a B. class C C. Class 2 D. Class 1
✔Correct Answer-D. class 1
Grounding circuit conductors should be identified by a covering or marking by one of the following
colors. A.White B.Green C.Blue D.Red. ✔Correct Answer-A.white
What is the minimum distance to a property line that a supply air intake can be located? A. 8 foot B.
10 foot C. 6 foot D. 5 foot. ✔Correct Answer-B. 10 foot
How many pounds per 1000 ft.³ of occupied space of our - 410 a refrigerant can be in a direct
system? A.0 B.11 C.6 D.10 ✔Correct Answer-D.10
Which one of the following systems is required by code to be periodically, tested per the
manufacturers instructions, and as required by the official. A fuel gas piping B. Venting systems C. Air
duct systems D. Refrigerant alarm systems. ✔Correct Answer-D. Refrigerant alarm systems
A room contains a gas fired furnace with an input of 108,000 BTUs. The room is 20 x 10 x 8, is the
room classified as a confined space? A. Yes B. No. ✔Correct Answer-A.yes
What is the full load current rating of a 230 V, three phase, alternating current motor rated at 7.5 hp?
A.30.6 amps B.22 amps C.66 ohm's D.40 watts. ✔Correct Answer-B.22 amps
The maximum flame spread and smoked development rating for duct covering insulation and it
assembly occupancy. A. 25, 50 B. 75, 450 C. 200, 450 or D450, 800 ✔Correct Answer-A.25,50
In order for a duct to penetrate a fire partition without the installation of a fire damper, the partition
opening must be lined with a steel sleeve of what thickness? A. 10 gauge B. .060 -inch-thick C. 12
gauge D. 0.032-inch-thick ✔Correct Answer-B. .060-inch-thick
Verified Answers |Latest Version| Already Graded A+
Which type of air-conditioning system is most likely to leak refrigerant into a structure? A.direct
B.indirect C.evaporative D.split. ✔Correct Answer-A.direct
When mechanical equipment is located on a flat roof that is 8 foot above grade, how far from the
roof edge must the equipment be located before a guard rail is not needed? A. Less than 6' B. 9' C. 4'
D. More than 10' ✔Correct Answer-D. More than 10'
A room that measures 10 x 20 x 8 contains a 35,000 BTU woodburning stove in a building classified as
unusual tight construction, what size combustion air openings will be required if they are installed
directly in a sidewall? A. 100 sq in B 17.5 sq in C. 11.6 sq in D. 8.7 sq in ✔Correct Answer-D. 8.7 sq
in
How many BTUs are in 1 ton of refrigeration? A. 12 BTUs B. 120 BTUs C. 1200 BTUs D. 12,000 BTUs.
✔Correct Answer-D. 12000 BTU's
Which refrigerant is not classified as a flammable refrigerant? A. Class a B. class C C. Class 2 D. Class 1
✔Correct Answer-D. class 1
Grounding circuit conductors should be identified by a covering or marking by one of the following
colors. A.White B.Green C.Blue D.Red. ✔Correct Answer-A.white
What is the minimum distance to a property line that a supply air intake can be located? A. 8 foot B.
10 foot C. 6 foot D. 5 foot. ✔Correct Answer-B. 10 foot
How many pounds per 1000 ft.³ of occupied space of our - 410 a refrigerant can be in a direct
system? A.0 B.11 C.6 D.10 ✔Correct Answer-D.10
Which one of the following systems is required by code to be periodically, tested per the
manufacturers instructions, and as required by the official. A fuel gas piping B. Venting systems C. Air
duct systems D. Refrigerant alarm systems. ✔Correct Answer-D. Refrigerant alarm systems
A room contains a gas fired furnace with an input of 108,000 BTUs. The room is 20 x 10 x 8, is the
room classified as a confined space? A. Yes B. No. ✔Correct Answer-A.yes
What is the full load current rating of a 230 V, three phase, alternating current motor rated at 7.5 hp?
A.30.6 amps B.22 amps C.66 ohm's D.40 watts. ✔Correct Answer-B.22 amps
The maximum flame spread and smoked development rating for duct covering insulation and it
assembly occupancy. A. 25, 50 B. 75, 450 C. 200, 450 or D450, 800 ✔Correct Answer-A.25,50
In order for a duct to penetrate a fire partition without the installation of a fire damper, the partition
opening must be lined with a steel sleeve of what thickness? A. 10 gauge B. .060 -inch-thick C. 12
gauge D. 0.032-inch-thick ✔Correct Answer-B. .060-inch-thick
