GAS CFESA FINAL EXAM
Save
Terms in this set (100)
The purpose of a draft C
hood/draft diverter
is_______?
A) To prevent drafts from
entering the burner
compartment that comes
from the power cent
hoods.
B) To prevent the
combustion chamber from
overheating, and allowing
air to come down the
vent pipe into the room.
C) To allow the flue to
control the amount of
secondary air drawn in
instead of the vent pipe,
and to prevent air from
coming back down the
vent into the combustion
chamber
D) To allow the vent pipe
to control the amount of
secondary air drawn into
the combustion
chamber as designed by
its height above the hood.
,The two primary functions B
of the flue are____?
A) The remove
combustion byproducts
and heat from the
equipment
B) To create a draft to pull
in secondary air and
remove the byproducts
form the combustion
chamber
C) To create a draft to
keep the burners cool and
remove byproducts from
the cooking area
D) To remove the
excessive heat to keep the
burners, and cooking
surface from overheating
To solve unusual venting D
problems like negative
pressure, high winds, long
vents, the installe
should use_____?
A) A larger size vent pipe
B) Vent outlets
C) Vent top turbines
D) A draft hood
,What is a bypass flame? A
A) The smallest flame that
will keep the burners lit
after the gas thermostat
has reached the
temperature set point
B) A flame that is 3/8" tall
after the thermostat shuts
off
C) A flame left on the
burner to keep the pilot
form going out
D) A flame to a special
part of the burner after
the main burner goes off
The primary purpose of a B
vent on a regulator is to:
A) Vent leaking gas
B) Allow diaphragm
movement
C) Allow high pressure
D) Monitor flow
A properly burning B
infrared ceramic burner
will look______?
A) Blue
B) Bright reddish orange
C) Dull red
D) Blue with a tint of
orange
, Vent lines are required on D
regulators above 1" and
must be vented:
A) A pilot flame
B) An open flame within 2
feet
C) A working flue or
exhaust system
D) The outside
atmosphere, above the
snow line
What is the proper flame C
current for an ignition
module?
A) Always 3 or more
microamps
B) Always ¼ or more
microamps
C) It depends on the
module manufacturer
D) Always 2 or more
microamps
Primary air is the air______? B
A) That surrounds the
burner
B) That enters the burner
though the venture
C) Is the air that is vented
through the exhaust
system
D) That must always have a
pressure greater than the
incoming gas pressure
Save
Terms in this set (100)
The purpose of a draft C
hood/draft diverter
is_______?
A) To prevent drafts from
entering the burner
compartment that comes
from the power cent
hoods.
B) To prevent the
combustion chamber from
overheating, and allowing
air to come down the
vent pipe into the room.
C) To allow the flue to
control the amount of
secondary air drawn in
instead of the vent pipe,
and to prevent air from
coming back down the
vent into the combustion
chamber
D) To allow the vent pipe
to control the amount of
secondary air drawn into
the combustion
chamber as designed by
its height above the hood.
,The two primary functions B
of the flue are____?
A) The remove
combustion byproducts
and heat from the
equipment
B) To create a draft to pull
in secondary air and
remove the byproducts
form the combustion
chamber
C) To create a draft to
keep the burners cool and
remove byproducts from
the cooking area
D) To remove the
excessive heat to keep the
burners, and cooking
surface from overheating
To solve unusual venting D
problems like negative
pressure, high winds, long
vents, the installe
should use_____?
A) A larger size vent pipe
B) Vent outlets
C) Vent top turbines
D) A draft hood
,What is a bypass flame? A
A) The smallest flame that
will keep the burners lit
after the gas thermostat
has reached the
temperature set point
B) A flame that is 3/8" tall
after the thermostat shuts
off
C) A flame left on the
burner to keep the pilot
form going out
D) A flame to a special
part of the burner after
the main burner goes off
The primary purpose of a B
vent on a regulator is to:
A) Vent leaking gas
B) Allow diaphragm
movement
C) Allow high pressure
D) Monitor flow
A properly burning B
infrared ceramic burner
will look______?
A) Blue
B) Bright reddish orange
C) Dull red
D) Blue with a tint of
orange
, Vent lines are required on D
regulators above 1" and
must be vented:
A) A pilot flame
B) An open flame within 2
feet
C) A working flue or
exhaust system
D) The outside
atmosphere, above the
snow line
What is the proper flame C
current for an ignition
module?
A) Always 3 or more
microamps
B) Always ¼ or more
microamps
C) It depends on the
module manufacturer
D) Always 2 or more
microamps
Primary air is the air______? B
A) That surrounds the
burner
B) That enters the burner
though the venture
C) Is the air that is vented
through the exhaust
system
D) That must always have a
pressure greater than the
incoming gas pressure
