Heating and cooling equipment located in a garage must be protected from impact. This is generally done by placing what in front of the equipment?
Mesh wire
Wood fencing
Plastic pipe
Steel pipe
The minimum size door required to access HVAC equipment is:
20"
24"
30"
40"
Suspended HVAC equipment must be at least _ from the ground.
6"
8"
12"
16"
Factory-made ducts must be approved and labeled by:
IRC
RAC
LU
UL
When ducts must run between floors, they need to be run in a(n)
insulated space
open space
concealed space
under ground
If a residential or commercial structure cannot be uniformly heated or cooled from one compressor a _______ system may be required.
split
double
series
parallel
One type of zonal heater is:
baseboard
radiator
blower
none of the above
In a central heating system, the thermostat should be placed:
by a door
next to a window
in the kitchen
close to return air duct
A fitting with a removal plug is a :
cleanout
drain
fitting
main
A pipe, normally underground, that carries wastewater and refuse is called a :
soil pipe
trap
stack
sewer
A pipe that carriers the discharge of water closets or other similiar fixtures is a :
Locating the water heater in an insulated space is one example of :
poor design
energy conservation
unnecessary
Another name for a water closet is:
bidet
toilet
urinal
Plumbing riser diagrams are usually drawn as an:
isometric
oblique
orthographic
perspective
When indicating pipe elevation, the abbreviation "BOB" stands for:
`Bottom of plumbing
Big outside pipe
Bottom of pipe
Electrical installation for new construction occurs in what phase?
temporary
rough-in
finish
all of the above
The abbreviation "AMP" stands for:
a measurement of electrical current flow
unit measure of electrical force
a unit of force
A conduit is:
pipe or tube to enclose electrical conductors
person employed on a train
outlet box
Heating and cooling equipment do not need to be accessible.
true
false