Worksheets2018 IPC CH 5 Quiz
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
01. All of the following are minimum requirements of a water heater installation, except __________.
a)
a valve on the cold water supply to the water heater
b)
b. a drain valve at the bottom of each tank-type water heater
c)
a means to prevent siphoning of the tank in the event of a neg supply
d)
d. a means to provide continuous circ from the piping systems to WH
2.
02. Which of the following is required on a bottom-fed water heater?
a)
dip tube
b)
b. circulating pump
c)
c. vacuum relief valve
d)
d. thermal expansion device
3.
03. Unless the tank’s working pressure is less, the maximum pressure setting for a temperature and pressure relief valve is __________ psi.
a)
125
b)
b. 200
c)
c. 180
d)
d. 150
4.
04. For servicing, a water heater requires a minimum __________ level working space on the control side.
a)
20-inch by 30-inch
b)
b. 24-inch by 30-inch
c)
c. 30-inch by 30-inch
d)
d. 30-inch by 36-inch
5.
05. The maximum temperature setting of a temperature and pressure relief valve is __________.
a)
120°F
b)
b. 140°F
c)
c. 180°F
d)
d. 210°F
6.
06. A storage tank-type water heater is required to be installed in a pan when __________.
a)
required by the code official
b)
b. installed in an attic
c)
c. leakage will cause damage
d)
d. required by the manufacturer
7.
07. The drain pipe of a water heater pan shall be not less than __________ inch in diameter.
a)
3/4"
b)
b. 1/2
c)
c. 3/8
d)
d. 1
8.
08. The temperature and pressure relief valve drain shall not discharge to __________.
a)
a waste receptor
b)
b. the outdoors
c)
c. the water heater pan
d)
d. a point 8 inches above the floor
9.
09. All of the following are prohibited in a temperature and pressure relief valve drain, except __________.
a)
traps
b)
b. valves
c)
c. elbow fittings
d)
d. threaded ends
10.
10. The relieving capacity of a temperature relief valve shall not be less than the __________ of the water heater.
a)
heat input
b)
b. heat output
c)
c. temperature limit
d)
d. pressure limit
11.
11. The termination of a temperature and pressure relief valve discharge pipe shall be __________.
a)
not less than 6 inches above the floor
b)
b. through an air bank
c)
c. to a floor drain
d)
d. readily observable
12.
12. An unfired hot water storage tank shall have an insulation value not less than __________ (h • ft2 • ºF)/Btu.
a)
R-7.5
b)
b. R-10.5
c)
c. R-12.5
d)
d. R-14.5
13.
13. Galvanized steel drain pans for water heaters must be fabricated of material not less than __________ inch in thickness.
a)
0.036
b)
b. 0.0149
c)
c. 0.0236
d)
d. 0.0478
14.
14. The maximum allowable water temperature from a tankless-type water heater intended for domestic use is __________.
a)
120°F
b)
b. 140°F
c)
c. 160°F
d)
d. 180°F
15.
15. The valve on the cold water supply to a water heater shall not __________.
a)
be a full-open type
b)
b. serve any other fixture
c)
c. be adjacent to the water heater
d)
d. be located more than 24 inches from the water heater
16.
16. A water heater requires __________ certification.
a)
code official
b)
b. third-party
c)
c. manufacturer
d)
d. design professional
17.
17. For a combination water heater and space heating appliance requiring water for space heating at temperatures higher than 140°F, a __________ is required to limit the
water temperature of the potable hot water distribution system.
a)
temperature limiting device
b)
b. combination balanced pressure/thermostatic valve
c)
c. master thermostatic mixing valve
d)
d. temperature-actuated flow reduction device
18.
18. The __________ shall be clearly marked on storage tank water heaters installed for domestic hot water.
a)
pressure test agency
b)
b. maximum test pressure
c)
c. maximum working pressure
d)
d. maximum relief pressure
19.
19. What is the minimum access opening size required for a water heater installed in an attic?
a)
20 inches by 30 inch
b)
b. 20 inches by 24 inches
c)
c. 24 inches by 30 inches
d)
d. 30 inches by 30 inches
20.
20. An electric water heater requires a __________.
a)
drain pan
b)
b. floor drain
c)
c. vacuum relief valve
d)
d. disconnecting means
21.
21. A pan for a water heater shall be not less than __________ inches deep.
a)
1-1/2"
b)
b. 2
c)
c. 21/2
d)
d. 3
22.
22. The pan drain terminating outdoors shall terminate not more than __________ inches
a)
6
b)
b. 12
c)
c. 18
d)
d. 24
23.
23. Temperature relief valves shall be so located in the tank as to be actuated by the water in the __________ inches.
a)
bottom
b)
b. bottom 12
c)
c. top 6
d)
d. top 12
24.
24. A water heater installed in an attic shall be located no more than __________ feet from the attic access opening.
a)
12
b)
b. 20
c)
c. 24
d)
d. 32
25.
25. A passageway to a water heater installed in an attic shall have continuous solid flooring not less than __________ inches wide.
a)
22
b)
b. 24
c)
c. 30
d)
d. 36
100 %
