Sheet Metal Journeymen's Test |\ |\ |\ |\
WITH Answers |\
Horizontal 1 1/4" copper tubing shall be supported at what
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MAXIMUM distances? - CORRECT ANSWERS ✔✔6 ft |\ |\ |\ |\ |\ |\
The return air duct to a blower type warm air furnace is being
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
replaced, how many sq. inches of free air are required per 1,000
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BTUH of rated capacity of the furnace? - CORRECT ANSWERS
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✔✔2"
What device is installed to prevent a back draft occurring in an
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appliance? - CORRECT ANSWERS ✔✔Draft Hood
|\ |\ |\ |\ |\
GIVEN: A machinery room ventilation system is to be installed. It
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
terminates on the roof. An outside grille is serving an air
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
conditioning system in the penthouse. What is the MINIMUM
|\ |\ |\ |\ |\ |\ |\ |\ |\
clearance between the discharge outlet for the vent system and the
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intake for the air conditioning system? - CORRECT ANSWERS
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✔✔20'
, A chimney for residential type or low-heat appliances shall exceed
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at least __________ feet above the highest point where it passes
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through a roof of a building. - CORRECT ANSWERS ✔✔3
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A pair of strap hangers at 2.2m spacing for a 1000 x 1000 mm duct
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should be __________ . - CORRECT ANSWERS ✔✔25.4 x 1.31
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A chimney for a low-heat appliance must withstand a continuous
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
flue gas temperature not exceeding __________ F°. - CORRECT
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ANSWERS ✔✔1000 |\
A chimney for a medium-heat appliance shall extend at least
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__________ feet higher than any portion of any building within
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__________ feet. - CORRECT ANSWERS ✔✔10, 25 |\ |\ |\ |\ |\ |\
The termination point for a duct intended to exhaust flammable
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vapors shall be located a minimum of __________ feet from any
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property line. - CORRECT ANSWERS ✔✔30
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At least __________feet of clearance shall be available between the
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access opening and the edge of the roof. - CORRECT ANSWERS
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✔✔6
WITH Answers |\
Horizontal 1 1/4" copper tubing shall be supported at what
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
MAXIMUM distances? - CORRECT ANSWERS ✔✔6 ft |\ |\ |\ |\ |\ |\
The return air duct to a blower type warm air furnace is being
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
replaced, how many sq. inches of free air are required per 1,000
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
BTUH of rated capacity of the furnace? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔2"
What device is installed to prevent a back draft occurring in an
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
appliance? - CORRECT ANSWERS ✔✔Draft Hood
|\ |\ |\ |\ |\
GIVEN: A machinery room ventilation system is to be installed. It
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
terminates on the roof. An outside grille is serving an air
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
conditioning system in the penthouse. What is the MINIMUM
|\ |\ |\ |\ |\ |\ |\ |\ |\
clearance between the discharge outlet for the vent system and the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
intake for the air conditioning system? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔20'
, A chimney for residential type or low-heat appliances shall exceed
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
at least __________ feet above the highest point where it passes
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
through a roof of a building. - CORRECT ANSWERS ✔✔3
|\ |\ |\ |\ |\ |\ |\ |\ |\
A pair of strap hangers at 2.2m spacing for a 1000 x 1000 mm duct
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
should be __________ . - CORRECT ANSWERS ✔✔25.4 x 1.31
|\ |\ |\ |\ |\ |\ |\ |\ |\
A chimney for a low-heat appliance must withstand a continuous
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
flue gas temperature not exceeding __________ F°. - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔1000 |\
A chimney for a medium-heat appliance shall extend at least
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
__________ feet higher than any portion of any building within
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
__________ feet. - CORRECT ANSWERS ✔✔10, 25 |\ |\ |\ |\ |\ |\
The termination point for a duct intended to exhaust flammable
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
vapors shall be located a minimum of __________ feet from any
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
property line. - CORRECT ANSWERS ✔✔30
|\ |\ |\ |\ |\
At least __________feet of clearance shall be available between the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
access opening and the edge of the roof. - CORRECT ANSWERS
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✔✔6
