1
HVAC Journeyman Questions and Correct
Answers
Question: Duct furnaces that convey air out of the Room in which they
are installed Still have return air supplied?
Answer: Return air duct (IMC 601.5)
Question: The use of a corridor for retum is permitted in all of the
following locations except?
Answer: within tenant spaces of 1,000 square feet (93 m2) or less in area
(IMC 1020.6)
Question: Given: A Gas fired furnace with todal input rating of 100,000
Bu/h is to be in stalled in a room, The minimum combined indoor
combustion air opening sizing that is required into the room Shall be____
sq in?
Answer: 50 sq in
Question: Given: A Gas fired furnace with a input of 148,000 Btu is to
be provided with Combustion Air through Horizonal Quets The minimum
size free air opening that must be provided is____sq in?
Answer: 148
Question: The minimum distance from Conbustible materials that is
permitted for a Type L Connecter Pipe sering a residental Gas Water
heater Shall be___in?
Answer: 3in (IMC 503.10.5)
Question: When a wall furnace is installed in wood construction what
type gas vent is permitted?
Answer: Type BW
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, 2
Question: When ventilation must be supplied to equipment rooms, the
exhaust must be minimum of_____ft from a building opening.
Answer: 20ft
Question: Which Class of Refrigerants does Not Show Flame Propagation
when tested by Prescribed methods at specific conditions?
Answer: Class 1
Question: Guards shall be provided for Equipment located on a roof that
is 10ft Above grade when the Equipment is within a minimum distance
of___ft from the edge?
Answer: 10ft
Question: A vessel or arrangement of piping in which vaporized
refrigerants is liquefied by the removal of Heat is?
Answer: Condenser
Question: In minor repairs of mechanical Equipment, defective Parts
Shall be replaced so that they will?
Answer: preserve the original approval or listing (IMC 301.14)
Question: Given: A gas line to an outside barbecue is to be Schedule 40
Steel Pipe buried in the Ground. What special Precautions need to be
taken?
Answer: The Pipe Needs to be protected against Corrosion
Question: Which of the following terms identifies the Liquid that
condenses from a gas caused by a reduction in temp?
Answer: Condensate
Question: When a portable step Ladder is Required to reach mechanical
Equipment for Repar or inspection and an access panel which is secured
by screws must be Removed to get to the Equipment, the Equipment
would be concidered?
Answer: Accessible
Pretest - Stuvia US
HVAC Journeyman Questions and Correct
Answers
Question: Duct furnaces that convey air out of the Room in which they
are installed Still have return air supplied?
Answer: Return air duct (IMC 601.5)
Question: The use of a corridor for retum is permitted in all of the
following locations except?
Answer: within tenant spaces of 1,000 square feet (93 m2) or less in area
(IMC 1020.6)
Question: Given: A Gas fired furnace with todal input rating of 100,000
Bu/h is to be in stalled in a room, The minimum combined indoor
combustion air opening sizing that is required into the room Shall be____
sq in?
Answer: 50 sq in
Question: Given: A Gas fired furnace with a input of 148,000 Btu is to
be provided with Combustion Air through Horizonal Quets The minimum
size free air opening that must be provided is____sq in?
Answer: 148
Question: The minimum distance from Conbustible materials that is
permitted for a Type L Connecter Pipe sering a residental Gas Water
heater Shall be___in?
Answer: 3in (IMC 503.10.5)
Question: When a wall furnace is installed in wood construction what
type gas vent is permitted?
Answer: Type BW
Pretest - Stuvia US
, 2
Question: When ventilation must be supplied to equipment rooms, the
exhaust must be minimum of_____ft from a building opening.
Answer: 20ft
Question: Which Class of Refrigerants does Not Show Flame Propagation
when tested by Prescribed methods at specific conditions?
Answer: Class 1
Question: Guards shall be provided for Equipment located on a roof that
is 10ft Above grade when the Equipment is within a minimum distance
of___ft from the edge?
Answer: 10ft
Question: A vessel or arrangement of piping in which vaporized
refrigerants is liquefied by the removal of Heat is?
Answer: Condenser
Question: In minor repairs of mechanical Equipment, defective Parts
Shall be replaced so that they will?
Answer: preserve the original approval or listing (IMC 301.14)
Question: Given: A gas line to an outside barbecue is to be Schedule 40
Steel Pipe buried in the Ground. What special Precautions need to be
taken?
Answer: The Pipe Needs to be protected against Corrosion
Question: Which of the following terms identifies the Liquid that
condenses from a gas caused by a reduction in temp?
Answer: Condensate
Question: When a portable step Ladder is Required to reach mechanical
Equipment for Repar or inspection and an access panel which is secured
by screws must be Removed to get to the Equipment, the Equipment
would be concidered?
Answer: Accessible
Pretest - Stuvia US
