fixtures Flashcards
1
Q
a plumbing ______ is defined as a receptacle or device that is supplied with water or that receives liquid borne wastes and discharges that waste into the drainage system
A
fixture
2
Q
a ______ bowl is not a common design used to flush a water closer bowl
A
reverse siphon
3
Q
a ____ water closet is referred to as a close coupled water closet
A
two piece
4
Q
a _____ is the device used as a water supply valve in a water closet
A
ballcock
5
Q
a flushometer tank is kept at a ____ psi pressure range
A
25 - 35
6
Q
a _____ flush system uses a flushing mechanism that contains a diaphragm
A
flushometer valve
7
Q
a ____ water closet is a type of water closet installation that is used primarily for saving space
A
concealed tank
8
Q
the normal length measurement for an eleongated water closet bowl is ____”
A
18.5”
9
Q
______ is the most popular type of urinal flushing method
A
siphon jet
10
Q
the _____ urinal flushing method uses a cartridge
A
waterless
11
Q
the top of a flush rim of an ADA compiant wall hung urinal must be no more than _____” above the finished floor level
A
17
12
Q
_____ are defined as a general classification for plumbing fixtures that include basins and water and drainage fittings that are neither kitchen sinks nor lavatories
A
sinks
13
Q
a recessed bath tub is a
A
built in bathtub
14
Q
the ___ must be removed from the waste and overflow assembly to service a tub drain
A
trip lever
15
Q
a ____ is one of the most common service and repair issues for a shower
A
enclosure leak
16
Q
the ideal water temperature for a water cooler is ____ degrees
A
50 degreees F
10 degrees C
17
Q
in an elementary school, the nozzle of water cooler should be installed at ____”
A
30
18
Q
water lines located for the installation of wash fountain can be found ____
A
below the sink
19
Q
emergency eye wash systems must be placed within _____’ of severe corrosives
A
10
20
Q
penal ware is typically made of ____
A
stainless steel
21
Q
most fixtures are installed in the ____ stage of construction
A
finishing
22
Q
a _____ is used for removing stopagges in a water closet
A
a plunger
23
Q
fixture fittings do not include
A
fixtures
24
Q
a ___ valve is a valve that uses seats and washers to control flow
A
compression
25
most compression faucets are a ____ type of faucet
combination
26
a ____ faucet is a single handle washerless faucet that contains a ball valve
port control
27
a _____ faucet is normally used in public restrooms
metering
28
a pullout sprayer is a part of a _____ faucet
kitchen
29
a pressure balancing valve is normally used on
a shower
30
a ____ is the most common injury that occurs in a bathroom
scald
31
a ____ nonscald valve is a valve that has a thermal motor
thermostatic
32
a ____ valve is the most common type of pressure actuated non scald valve
spool type
33
a ___- should be used to remove a faucet seat
seat wrench
34
currently, plumbing materials that are defined as "lead free" have up to _____ of lead in the materials
8%
35
mold can form on any material containing ?
cellulose
36
a residential food waste disposer usually replaces the kitchen sink _____
basket strainer
37
a ____ connects the food waste disposer waste tailpiece and the waste tailpiece for the other basin or basins
basket strainer
38
commercial food waste disposers have motors that range up to ___ HP
10
39
never place a hand into a disposer until _____
it is de energized
40
a food waste disposer motor should be unjammed with a ____
disposer tool
41
the food waste disposer sink flange should be set with ____
plumbers putty
42
most plumbing codes ____ in the discharge of the dishwasher
require an air gap fitting
43
a _____ is a solenoid powered valve
dishwasher water inlet valve
44
the dishwasher water inlet valve is normally located _____ the dishwasher
under
45
_____ is the first thing to do when a dishwasher is not draining
checking the drain hose
46
_____ should be used to clean the wrong type of soap out of the dishwasher
white vinegar
47
_______ water contains excessive amounts of calcium and magnesium
hard
48
water is identified as ___ water if it contains 1 to 3.5 grains of calcium or magnesium per gallon
slightly hard
49
____ are atoms that carry an electrical charge
ions
50
an ____ is a device that uses a magnetic or electrostatic field to alter the reaction between scale forming ions in hard water
electronic water softener
51
a ____ substance is contained in the water softener tank
zeolite
52
soft water is not piped to ____
hose bibs
53
a ____ is installed in water supply piping to remove chlorine or lead in the water
water filter
54
carbon filters are usually installed in a _____
refrigerator
55
a reverse osmosis system removes up to ____ of the undesirable elements in a water supply
99%
56
a reverse osmosis system has up to _____ stages of filtration
five
57
an RO system should be sanitized every ____ months
12
58
what are the methods of heat transfer
conduction, convection, and radiation
59
heat produced from light from the sun is ___ heat
radiation
60
a water heater has limiting controls for heating water up to ____ degrees F
210 degrees F
61
the time it takes a water heater to heat incoming cold water to replace the hot water that is being used is called the ___ rate
recovery
62
with a direct water heater ____
the water is in direct contact with the heat source
63
with an indirect water heater, ____
a heat exchanger is used
64
globe valves are generally used for _____
throttling
65
a common method used to address hot water waste in a centralized water heater is ______
a circulation loop
66
gravity circulation is induced by natural _____
convection
67
______ piping hot water piping systems require a method of accounting for thermal expansion
closed
68
a method of accounting for thermal expansion in a hot water piping system is an ____
expansion tank
69
the major drawback to storage water heaters is
standby heat loss
70
the dip tube is connected to the
cold water inlet
71
an immersion heating element _____ the tank
is inserted into
72
gas fired water heaters that are 90% to 95% efficient have ______ burners
condensing type
73
the gas fired water heater uses a ____ to control the pilot flame
thermocouple
74
a vent system that uses separate piping for combustion and its products of combustion is a ____
direct vent
75
a ______ flue system is the most commonly used flue system in commercial and residential gas fired water heaters
center
76
a passive solar water heater installation requires that the collectors be _____
below the water heater
77
a type of solar water heating system used when freezing temperatures are possible is a _____ system
drainback
78
the most common type of solar energy collector is the
flat plate
79
combination water heaters use the same heat sources for domestic hot water and _____ heating
space
80
anode rods protect the water heater from
galvanic corrosion
81
a system that uses water as the heat transfer medium is a ______
hydronic system
82
typical hot water heating systems operate at _____ degrees for supply water
170 f
83
natural circulation hot water heating systems operate at ____ degrees for return water
150
84
a _____ is a hot water boiler fitting that measures the water temperature in the boiler and controls the temperature by starting and stopping the burner
aquastat
85
MAWP is an acronym for _____
maximum allowable working pressure
86
the _____ determines the flow rate of the water circulation system in the hydronic heating unit circuit
circulating pump
87
_____ boilers are hot water boilers that are generally high pressure boilers used in large systems
water tube
88
the boiler relief valve should be located at the ____ of the boiler
highest part
89
the primary function of the _____ is to de energize the burner limit circuit and shut down the burner if the water level in the hot water system drops below a safe operating level
low water cut off
90
the most common cause of problems in a hot water heating system is ____ air
air
91
the flow control valve is installed on the _______ of the boiler
outlet line
92
a pressure reducing valve reduces incoming makeup water pressure to approximately ______ psi for use as makeup water in a hot water heating system
12 - 18 psi
93
expansion tanks are placed at the ____ of the hot water heating system
top
94
compression tanks are normally ______ of water
half full
95
_____ may not be used for hydronic piping
pvc
96
a _____ system is used for small buildings
one pipe hot water heating
97
the adjustment of the resistance to the flow of water through the piping loops in a system is called
balancing
98
radiant heating systems use _____ to heat building spaces
thermal radiation
99
cabinet convector is used in _____ heating
convection
100
any part of a building that is controlled by a hot water heating control device is a _______
zone
101
most technicians today use a digital _____ to test for voltage, amperage, and resistance.
multimeter
102
local, state, and federal regulations require periodic inspections of all boilers by an
authorized inspector
103
strainers are normally located before ______
pumps
104
the water seal traps main purpose is to _____
eliminate the possibility of sewer gas entering the building
105
_____ should be used when replacing a trap
new slip nut washer
106
drum traps are not used on
bidets
107
an internal screen can be found in a _____
hair and lint trap
108
an interceptor is not designed to retain _____
sanitary waste
109
______is added to a neutralizing tank intercepting acidic waste
calcium carbonate
110
the term grease interceptor refers to any device used to remove
FOG (non petroleum fats, oils, grease.)
111
the grease interceptor acts as a ____
FOG (fats oils grease) removal device
112
______ are used in the collection, retention, and disposal of FOG.
GRD's
hydro mechanical grease interceptors
gravity grease interceptors
grease removal devices
113
what was called a "grease trap" in the past, is now called a ______
hydromechanical grease interceptor
114
the two factors that must be addressed in maintaining a FOG disposal system are _____
service interval and FOG disposal
115
flammable liquids are retained in an _____
oil interceptor
116
sand interceptors are used in ____
car washes
117
a private sewage disposal system does not empty effluent into a?
neutralizing field
118
sewage is digested in a septic tank by?
bacteria
119
the most common disposal method for private sewage disposal system is an _____
adsorption field
120
name the layers in a septic tank
sludge
scum
effluent
121
blockages in inflow and outflow piping of septic tanks are most often caused by _____
tree roots
122
an on site rainwater collection system is commonly called a ______
rainwater harvesting system
123
the piping system and storage tank of a rainwater system should be _______ once a year
flushed out
124
if the effluent in a septic tank is leaking into the soil because of corrosion, the tank must be ______
replaced
125
the most difficult part of a FOG removal system is _______
maintenance
126
a gravity grease interceptor uses _____ to intercept grease
gravity
127
