ICA Module 2 Section 7

Question 1

Shut off valves include:

Answer 1

Gate & Ball Valves

Question 2

Check valves allows water to flow in one ___ direction.

Answer 2

One

Question 3

Union fittings allow contractors to remove & replace equipment without initializing new plumbing. T/F

Answer 3

True

Question 4

Types of pool & spa valves:

Answer 4

Gate values, butterfly valves, globe valves, Ball valves, multi-part valves, check valves

Question 5

PVC coming from pool or spa supported every ___ to ___ feet.

Answer 5

6 to 8 feet

Question 6

The most common types of solar panels used in pool &b spa heating systems is:

Answer 6

Closed loop & Open loop

Question 7

60-75% of the surface area of pool & spa = the surface area of the solar panels. T/F

Answer 7

True

Question 8

Power supply must be within __ to __ feet, no longer from inside wall of pool or spa

Answer 8

10 to 20 feet

Question 9

Required Volts around pool:

Answer 9

125 volts

Question 10

Only certain receptacles can be between __ to __ feet from inside wall of pool.

Answer 10

5 to 10

Question 11

No receptacle that supply power to appliances within 10 feet of inside wall of pool or spa/ T/F

Answer 11

True

Question 12

Electrical systems include:

Answer 12

Dry niche, Luminaires, Forming shells, No niche illuminares

Question 13

Solar panels are installed facing South. T/F

Answer 13

True

Question 14

Receptacle clearance in any direction from pool water:

Answer 14

22.5 feet

Question 15

Receptacles should not be within __ feet of indoor spas & hot tubs.

Answer 15

5

Question 16

You can not use underground wiring within ____ feet of pool or spa.

Answer 16

5

Question 17

Filtration types:

Answer 17

Diatemous, sand & gravel, cartridge

Question 18

DE filters are best or worst?

Answer 18

Best

Question 19

Cartridge filtration are used for pool, but mostly spas. T/F

Answer 19

True

Question 20

Pressure gauges will read:

Answer 20

0-60 PSI

Question 21

Term used for cleaning a pool filter:

Answer 21

“Back washing”

Question 22

Most pool heaters are fueled by natural gas. Electric heaters are usually used for _______.

Answer 22

Spas

Question 23

Gas heater igniter types:

Answer 23

Standing pilot, Intermittent pilot, Hot surface Ignition

Question 24

A fineman switch is an On/Off switch. T/F

Answer 24

True

Question 25

A thermocoupler is a device that senses?

Answer 25

Heat

Question 26

Pool Temp 78-82 degrees & spa temp not to exceed 104 degrees. T/F

Answer 26

True

Question 27

Barriers around pool & spas should be at least 48” above grade. T/F

Answer 27

True

Question 28

Well casing & cap should extend at least __ inches above ground.

Answer 28

12 inches

Question 29

Well caps are:

Answer 29

aluminum or plastic

Question 30

Shallow wells have jet pumps & Deep private wells have submersible pumps. T/F

Answer 30

True

Question 31

Minimum breaker size for well:

Answer 31

20 amp at 240 volt

Question 32

Wells must have lockable disconnect in sight & _ feet from ground.

Answer 32

6

Question 33

Iron types in wells:

Answer 33

Ferrous, Ferric (rust), Organic iron, Bacterial iron

Question 34

Radon is colorless, tasteless, odorless, radioactive gas. T/F

Answer 34

True

Question 35

Well casting materials:

Answer 35

carbon steel, galvanized steel, stainless steel, PVC

Question 36

Septic Systems:
Aerobic with ___.
Anaerobic without ___.

Answer 36

Aerobic with oxygen
Anaerobic without oxygen

Question 37

3 common elements of bacteria breaking down sewage:

Answer 37

Scum, Effluent, Sludge

Question 38

Faucets Water Flow
Older Faucets flow: _ gallons per minute
Newer Faucets flow: _ gallons to _ gallons per minute.

Answer 38

Older Faucets flow: 3 gallons per minute
Newer Faucets flow: 2.5 gallons to 3 gallons per minute.