CDET JR EXAM STUDY GUIDE
appliance - Answers :Equipment usually built in standardized sizes or types, installed or
connected as a unit to perform one or more functions
Appliance residential type heating - Answers :Fuel burning and electric heating
appliances not including high-pressure steam boilers, for heating building spaces having
a volume of not more than 25,000 ft.³ and other heat producing appliances of the type
mainly used in residences, but might be used in other buildings, such as cooking stoves
and ranges, clothes dryers, fireplaces stoves, domestic incinerators, laundry stoves,
water heaters, and heat pumps
Approved - Answers :Acceptable to the authority having jurisdiction. Appliances or
installations are not approved unless excepted by the authority having jurisdiction,
whether or not they are listed.
ASTM - Answers :American society for testing and materials
Baffle - Answers :Object placed in an appliance to change the direction, extend the
path, or slow the flow of air, air fuel mixture's, or flu gases.
BOCA - Answers :Building officials and code administrators international, an
organization that develops model building codes.
Borescope - Answers :A borescope is a device used for internal inspection of hard to
see areas. It can be made of relay lenses or rod lenses, and objective and ocular, in the
case of a rigid borescope or a coherent usually flexible, and objective and ocular in the
case of a fiber optic flexible borescope.
BTU - Answers :British thermal unit. The amount of heat required to raise 1 pound of
water 1°F.
CFM - Answers :Cubic feet per minute, as used to measure air flow.
Clearances - Answers :Distance between a heat producing appliance, chimney,
chimney connector, vent, vent connector, or Plenum, and other services.
Clothes dryer - Answers :A device used to dry wet laundry by means of heat from
combustion of fuel or electric heating elements.
Type one clothes dryer - Answers :A factory built, mass-produce dryer, primarily used in
a family living environment. It may or may not be coin operated for public use and is
usually the smaller unit both physically and in function.
Type 2 clothes dryer - Answers :A factory built, mass produce dryer used in a
commercial business. It may or may not be coin operated. It may or may not be
, operated by paid attendant or the general public. It is not designed for use in an
individual family living environment. It can be small, medium, or large in size.
Combustion - Answers :Rapid oxidation of fuel accompanied by the production of heat
and light
Combustion chamber - Answers :A heavily constructed area designed to withstand
direct contact with combustion and to optimize conditions necessary to burn fuel
efficiently.
Confined space - Answers :A space whose volume is less than 50 ft.³ per 1,000 BTU/hr
of the aggregate input rating of all appliances installed in that space
Connector - Answers :The pipe that connects the clothes dryer to the exhaust duct. Also
known as the transition duct
C-DET - Answers :Certified dryer exhaust technician; a person that has taken the test
and passed as administered by the chimney safety Institute of America.
CSIA - Answers :The chimney safety Institute of America is a nonprofit organization
dedicated to chimney and venting safety.
Duct - Answers :Any two or canal by which a fluid or other substances is conducted or
conveyed.
Exhaust - Answers :The discharge of used gas, moisture, etc. And the pipe through
which it is released.
FPM - Answers :Feet per minute; as used to measure air flow.
Flashing - Answers :Sheet metal used in waterproofing roof valleys, hips, or the angle
between a chimney or vent and roof.
Flow - Answers :Amount (volume) of gases that actually pass through the venting
system.
Flow capacity - Answers :The amount of air and or gases able to flow through a venting
system in a given time and at a given system resistance.
Flue gases - Answers :Combustion products from fuel-burning appliances plus excess
air.
Gauge - Answers :As used to describe a tool.
Gasketing - Answers :Special rope like or tape like noncombustible incompressible
material that is used to make airtight seals.
appliance - Answers :Equipment usually built in standardized sizes or types, installed or
connected as a unit to perform one or more functions
Appliance residential type heating - Answers :Fuel burning and electric heating
appliances not including high-pressure steam boilers, for heating building spaces having
a volume of not more than 25,000 ft.³ and other heat producing appliances of the type
mainly used in residences, but might be used in other buildings, such as cooking stoves
and ranges, clothes dryers, fireplaces stoves, domestic incinerators, laundry stoves,
water heaters, and heat pumps
Approved - Answers :Acceptable to the authority having jurisdiction. Appliances or
installations are not approved unless excepted by the authority having jurisdiction,
whether or not they are listed.
ASTM - Answers :American society for testing and materials
Baffle - Answers :Object placed in an appliance to change the direction, extend the
path, or slow the flow of air, air fuel mixture's, or flu gases.
BOCA - Answers :Building officials and code administrators international, an
organization that develops model building codes.
Borescope - Answers :A borescope is a device used for internal inspection of hard to
see areas. It can be made of relay lenses or rod lenses, and objective and ocular, in the
case of a rigid borescope or a coherent usually flexible, and objective and ocular in the
case of a fiber optic flexible borescope.
BTU - Answers :British thermal unit. The amount of heat required to raise 1 pound of
water 1°F.
CFM - Answers :Cubic feet per minute, as used to measure air flow.
Clearances - Answers :Distance between a heat producing appliance, chimney,
chimney connector, vent, vent connector, or Plenum, and other services.
Clothes dryer - Answers :A device used to dry wet laundry by means of heat from
combustion of fuel or electric heating elements.
Type one clothes dryer - Answers :A factory built, mass-produce dryer, primarily used in
a family living environment. It may or may not be coin operated for public use and is
usually the smaller unit both physically and in function.
Type 2 clothes dryer - Answers :A factory built, mass produce dryer used in a
commercial business. It may or may not be coin operated. It may or may not be
, operated by paid attendant or the general public. It is not designed for use in an
individual family living environment. It can be small, medium, or large in size.
Combustion - Answers :Rapid oxidation of fuel accompanied by the production of heat
and light
Combustion chamber - Answers :A heavily constructed area designed to withstand
direct contact with combustion and to optimize conditions necessary to burn fuel
efficiently.
Confined space - Answers :A space whose volume is less than 50 ft.³ per 1,000 BTU/hr
of the aggregate input rating of all appliances installed in that space
Connector - Answers :The pipe that connects the clothes dryer to the exhaust duct. Also
known as the transition duct
C-DET - Answers :Certified dryer exhaust technician; a person that has taken the test
and passed as administered by the chimney safety Institute of America.
CSIA - Answers :The chimney safety Institute of America is a nonprofit organization
dedicated to chimney and venting safety.
Duct - Answers :Any two or canal by which a fluid or other substances is conducted or
conveyed.
Exhaust - Answers :The discharge of used gas, moisture, etc. And the pipe through
which it is released.
FPM - Answers :Feet per minute; as used to measure air flow.
Flashing - Answers :Sheet metal used in waterproofing roof valleys, hips, or the angle
between a chimney or vent and roof.
Flow - Answers :Amount (volume) of gases that actually pass through the venting
system.
Flow capacity - Answers :The amount of air and or gases able to flow through a venting
system in a given time and at a given system resistance.
Flue gases - Answers :Combustion products from fuel-burning appliances plus excess
air.
Gauge - Answers :As used to describe a tool.
Gasketing - Answers :Special rope like or tape like noncombustible incompressible
material that is used to make airtight seals.
