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service, maintenance, and repair > fixtures > Flashcards

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

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2
Q

a ______ bowl is not a common design used to flush a water closer bowl

A

reverse siphon

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3
Q

a ____ water closet is referred to as a close coupled water closet

A

two piece

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4
Q

a _____ is the device used as a water supply valve in a water closet

A

ballcock

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5
Q

a flushometer tank is kept at a ____ psi pressure range

A

25 - 35

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6
Q

a _____ flush system uses a flushing mechanism that contains a diaphragm

A

flushometer valve

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7
Q

a ____ water closet is a type of water closet installation that is used primarily for saving space

A

concealed tank

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8
Q

the normal length measurement for an eleongated water closet bowl is ____”

A

18.5”

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9
Q

______ is the most popular type of urinal flushing method

A

siphon jet

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10
Q

the _____ urinal flushing method uses a cartridge

A

waterless

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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

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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

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13
Q

a recessed bath tub is a

A

built in bathtub

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14
Q

the ___ must be removed from the waste and overflow assembly to service a tub drain

A

trip lever

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15
Q

a ____ is one of the most common service and repair issues for a shower

A

enclosure leak

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16
Q

the ideal water temperature for a water cooler is ____ degrees

A

50 degreees F

10 degrees C

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17
Q

in an elementary school, the nozzle of water cooler should be installed at ____”

A

30

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18
Q

water lines located for the installation of wash fountain can be found ____

A

below the sink

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19
Q

emergency eye wash systems must be placed within _____’ of severe corrosives

A

10

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20
Q

penal ware is typically made of ____

A

stainless steel

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21
Q

most fixtures are installed in the ____ stage of construction

A

finishing

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22
Q

a _____ is used for removing stopagges in a water closet

A

a plunger

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23
Q

fixture fittings do not include

A

fixtures

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24
Q

a ___ valve is a valve that uses seats and washers to control flow

A

compression

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25
Q

most compression faucets are a ____ type of faucet

A

combination

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26
Q

a ____ faucet is a single handle washerless faucet that contains a ball valve

A

port control

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27
Q

a _____ faucet is normally used in public restrooms

A

metering

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28
Q

a pullout sprayer is a part of a _____ faucet

A

kitchen

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29
Q

a pressure balancing valve is normally used on

A

a shower

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30
Q

a ____ is the most common injury that occurs in a bathroom

A

scald

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31
Q

a ____ nonscald valve is a valve that has a thermal motor

A

thermostatic

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32
Q

a ____ valve is the most common type of pressure actuated non scald valve

A

spool type

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33
Q

a ___- should be used to remove a faucet seat

A

seat wrench

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34
Q

currently, plumbing materials that are defined as “lead free” have up to _____ of lead in the materials

A

8%

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35
Q

mold can form on any material containing ?

A

cellulose

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36
Q

a residential food waste disposer usually replaces the kitchen sink _____

A

basket strainer

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37
Q

a ____ connects the food waste disposer waste tailpiece and the waste tailpiece for the other basin or basins

A

basket strainer

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38
Q

commercial food waste disposers have motors that range up to ___ HP

A

10

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39
Q

never place a hand into a disposer until _____

A

it is de energized

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40
Q

a food waste disposer motor should be unjammed with a ____

A

disposer tool

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41
Q

the food waste disposer sink flange should be set with ____

A

plumbers putty

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42
Q

most plumbing codes ____ in the discharge of the dishwasher

A

require an air gap fitting

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43
Q

a _____ is a solenoid powered valve

A

dishwasher water inlet valve

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44
Q

the dishwasher water inlet valve is normally located _____ the dishwasher

A

under

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45
Q

_____ is the first thing to do when a dishwasher is not draining

A

checking the drain hose

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46
Q

_____ should be used to clean the wrong type of soap out of the dishwasher

A

white vinegar

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47
Q

_______ water contains excessive amounts of calcium and magnesium

A

hard

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48
Q

water is identified as ___ water if it contains 1 to 3.5 grains of calcium or magnesium per gallon

A

slightly hard

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49
Q

____ are atoms that carry an electrical charge

A

ions

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50
Q

an ____ is a device that uses a magnetic or electrostatic field to alter the reaction between scale forming ions in hard water

A

electronic water softener

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51
Q

a ____ substance is contained in the water softener tank

A

zeolite

52
Q

soft water is not piped to ____

A

hose bibs

53
Q

a ____ is installed in water supply piping to remove chlorine or lead in the water

A

water filter

54
Q

carbon filters are usually installed in a _____

A

refrigerator

55
Q

a reverse osmosis system removes up to ____ of the undesirable elements in a water supply

A

99%

56
Q

a reverse osmosis system has up to _____ stages of filtration

A

five

57
Q

an RO system should be sanitized every ____ months

A

12

58
Q

what are the methods of heat transfer

A

conduction, convection, and radiation

59
Q

heat produced from light from the sun is ___ heat

A

radiation

60
Q

a water heater has limiting controls for heating water up to ____ degrees F

A

210 degrees F

61
Q

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

A

recovery

62
Q

with a direct water heater ____

A

the water is in direct contact with the heat source

63
Q

with an indirect water heater, ____

A

a heat exchanger is used

64
Q

globe valves are generally used for _____

A

throttling

65
Q

a common method used to address hot water waste in a centralized water heater is ______

A

a circulation loop

66
Q

gravity circulation is induced by natural _____

A

convection

67
Q

______ piping hot water piping systems require a method of accounting for thermal expansion

A

closed

68
Q

a method of accounting for thermal expansion in a hot water piping system is an ____

A

expansion tank

69
Q

the major drawback to storage water heaters is

A

standby heat loss

70
Q

the dip tube is connected to the

A

cold water inlet

71
Q

an immersion heating element _____ the tank

A

is inserted into

72
Q

gas fired water heaters that are 90% to 95% efficient have ______ burners

A

condensing type

73
Q

the gas fired water heater uses a ____ to control the pilot flame

A

thermocouple

74
Q

a vent system that uses separate piping for combustion and its products of combustion is a ____

A

direct vent

75
Q

a ______ flue system is the most commonly used flue system in commercial and residential gas fired water heaters

A

center

76
Q

a passive solar water heater installation requires that the collectors be _____

A

below the water heater

77
Q

a type of solar water heating system used when freezing temperatures are possible is a _____ system

A

drainback

78
Q

the most common type of solar energy collector is the

A

flat plate

79
Q

combination water heaters use the same heat sources for domestic hot water and _____ heating

A

space

80
Q

anode rods protect the water heater from

A

galvanic corrosion

81
Q

a system that uses water as the heat transfer medium is a ______

A

hydronic system

82
Q

typical hot water heating systems operate at _____ degrees for supply water

A

170 f

83
Q

natural circulation hot water heating systems operate at ____ degrees for return water

A

150

84
Q

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

A

aquastat

85
Q

MAWP is an acronym for _____

A

maximum allowable working pressure

86
Q

the _____ determines the flow rate of the water circulation system in the hydronic heating unit circuit

A

circulating pump

87
Q

_____ boilers are hot water boilers that are generally high pressure boilers used in large systems

A

water tube

88
Q

the boiler relief valve should be located at the ____ of the boiler

A

highest part

89
Q

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

A

low water cut off

90
Q

the most common cause of problems in a hot water heating system is ____ air

A

air

91
Q

the flow control valve is installed on the _______ of the boiler

A

outlet line

92
Q

a pressure reducing valve reduces incoming makeup water pressure to approximately ______ psi for use as makeup water in a hot water heating system

A

12 - 18 psi

93
Q

expansion tanks are placed at the ____ of the hot water heating system

A

top

94
Q

compression tanks are normally ______ of water

A

half full

95
Q

_____ may not be used for hydronic piping

A

pvc

96
Q

a _____ system is used for small buildings

A

one pipe hot water heating

97
Q

the adjustment of the resistance to the flow of water through the piping loops in a system is called

A

balancing

98
Q

radiant heating systems use _____ to heat building spaces

A

thermal radiation

99
Q

cabinet convector is used in _____ heating

A

convection

100
Q

any part of a building that is controlled by a hot water heating control device is a _______

A

zone

101
Q

most technicians today use a digital _____ to test for voltage, amperage, and resistance.

A

multimeter

102
Q

local, state, and federal regulations require periodic inspections of all boilers by an

A

authorized inspector

103
Q

strainers are normally located before ______

A

pumps

104
Q

the water seal traps main purpose is to _____

A

eliminate the possibility of sewer gas entering the building

105
Q

_____ should be used when replacing a trap

A

new slip nut washer

106
Q

drum traps are not used on

A

bidets

107
Q

an internal screen can be found in a _____

A

hair and lint trap

108
Q

an interceptor is not designed to retain _____

A

sanitary waste

109
Q

______is added to a neutralizing tank intercepting acidic waste

A

calcium carbonate

110
Q

the term grease interceptor refers to any device used to remove

A

FOG (non petroleum fats, oils, grease.)

111
Q

the grease interceptor acts as a ____

A

FOG (fats oils grease) removal device

112
Q

______ are used in the collection, retention, and disposal of FOG.

A

GRD’s

hydro mechanical grease interceptors

gravity grease interceptors

grease removal devices

113
Q

what was called a “grease trap” in the past, is now called a ______

A

hydromechanical grease interceptor

114
Q

the two factors that must be addressed in maintaining a FOG disposal system are _____

A

service interval and FOG disposal

115
Q

flammable liquids are retained in an _____

A

oil interceptor

116
Q

sand interceptors are used in ____

A

car washes

117
Q

a private sewage disposal system does not empty effluent into a?

A

neutralizing field

118
Q

sewage is digested in a septic tank by?

A

bacteria

119
Q

the most common disposal method for private sewage disposal system is an _____

A

adsorption field

120
Q

name the layers in a septic tank

A

sludge

scum

effluent

121
Q

blockages in inflow and outflow piping of septic tanks are most often caused by _____

A

tree roots

122
Q

an on site rainwater collection system is commonly called a ______

A

rainwater harvesting system

123
Q

the piping system and storage tank of a rainwater system should be _______ once a year

A

flushed out

124
Q

if the effluent in a septic tank is leaking into the soil because of corrosion, the tank must be ______

A

replaced

125
Q

the most difficult part of a FOG removal system is _______

A

maintenance

126
Q

a gravity grease interceptor uses _____ to intercept grease

A

gravity

127
Q
A

service, maintenance, and repair (3 decks)

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