Worksheets2018 IFGC CH 6B
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
1. 01.Sauna heaters shall be equipped with a thermostat that limits the room temperature to no more than ______________ degrees Fahrenheit.
a)
1. a.175
b)
2. b.194
c)
3. c.200
d)
4. d.210
2.
2. 02.The required ventilation opening to a sauna room shall be not less than _________________ inches by _________________ inches.
a)
1. a.4, 8
b)
2. b.8, 8
c)
3. c.4, 12
d)
4. d.8, 12
3.
3. 03.In general, return air for a forced air furnace shall not be taken from a _________________.
a)
1. a.room containing a direct vent appliance
b)
2. b.crawl space
c)
3. c.room containing an unvented appliance
d)
4. d.room containing a solid fuel appliance
4.
4. 04.The minimum unobstructed total area of the outside and return air ducts or openings to a forced-air warm-air furnace shall be not less than _________________ square inch(es) per 1,000 Btu/h output rating capacity of the furnace.
a)
1. a.6
b)
2. b.4
c)
3. c.3
d)
4. d.2
5.
5. 05.The minimum unobstructed total area of supply ducts from a forced-air warm-air furnace shall be not less than _________________ square inch(es) per 1,000 Btu/h output rating capacity of the furnace.
a)
1. a.1
b)
2. b.4
c)
3. c.2
d)
4. d.6
6.
6. 06.Unless the prescribed vertical clearance dimensions are maintained, the inlet for outside or return air for a forced-air heating system shall not be located less than _________________ feet horizontally from a plumbing vent termination.
a)
1. a.8
b)
2. b.12
c)
3. c.5
d)
4. d.10
7.
7. 07.Required outdoor air inlets for a residential forced-air heating system shall be covered with screen having _________________-inch openings.
a)
1. a.1
b)
2. b.¾
c)
3. c.½
d)
4. d.¼
8.
8. 08.In general, return air for a forced-air heating system is permitted to be obtained from a(n) _________________.
a)
1. a.garage
b)
2. b.attic
c)
3. c.sleeping room
d)
4. d.kitchen
9.
9. 09.Hangers for a suspended unit heater must be _________.
a)
1. a.designed by a registered design professional
b)
2. b.steel angle iron
c)
3. c.provided by the appliance manufacturer
d)
4. d.noncombustible
10.
10. 10.Suspended type unit heaters shall be installed with clearances to combustible materials of not less than _______________ inches at the sides of the unit.
a)
1. a.6
b)
2. b.12
c)
3. c.18
d)
4. d.24
11.
11. 11.The input rating of unvented room heaters is limited to a maximum ___________Btu/h.
a)
1. a.14,000
b)
2. b.28,000
c)
3. c.40,000
d)
4. d.54,000
12.
12. 12.Unvented room heaters shall not be installed within Group _________ occupancies.
a)
1. a.E
b)
2. b.B
c)
3. c.F
d)
4. d.M
13.
13. 13.Unless a higher limit is set by the manufacturer of an unvented room heater, a required oxygen-depletion safety system shall shut off the appliance when the oxygen is depleted to ____________ percent concentration.
a)
1. a.18
b)
2. b.8
c)
3. c.38
d)
4. d.28
14.
14. 14.Cooking appliances installed in areas where domestic cooking operations occur shall be listed and labeled as _______-type appliances for domestic use.
a)
1. a.residential
b)
2. b.noncommercial
c)
3. c.household
d)
4. d.dwelling
15.
15. 15.A domestic open top broiler shall have a minimum clearance of ___________ inches between the cooking top and combustible material above the hood.
a)
1. a.30
b)
2. b.36
c)
3. c.18
d)
4. d.24
16.
16. 16.Unless provisions are made for a reduced clearance, domestic cooking appliances shall have a vertical clearance above the cooking top of not less than _____________ inches to combustible material and metal cabinets above.
a)
1. a.18
b)
2. b.24
c)
3. c.30
d)
4. d.42
17.
17. 17.Where the underside of the combustible material or metal cabinet above a cooking top is protected with ¼-inch insulating millboard covered with sheet metal, a vertical clearance of not less than ___________inches is permitted above a domestic cooking appliance.
a)
1. a.18
b)
2. b.24
c)
3. c.30
d)
4. d.12
18.
18. 18.Water heaters utilized both to supply potable water and provide hot water for space-heating shall be listed and labeled and shall be installed in accordance with the __________.
a)
1. a.International Fuel Gas Code (IFGC)
b)
2. b.International Plumbing Code (IPC)
c)
3. c.International Mechanical Code (IMC)
d)
4. d.International Building Code (IBC)
19.
19. 19.The required permanent notice placed outside of a sauna room warns users to not exceed ____________ minutes in the sauna.
a)
1. a.30
b)
2. b.60
c)
3. c.15
d)
4. d.45
20.
20. 20.If a thermostat is not an integral part of the sauna heater, the heat-sensing element shall be located a maximum of _____________ inches below the ceiling.
a)
1. a.8
b)
2. b.4
c)
3. c.12
d)
4. d.6
21.
21. 21.A means to interrupt the electrical supply to a gas-fired air-conditioning appliance shall be provided within sight of and not more than ______ feet from the appliance.
a)
1. a.25
b)
2. b.50
c)
3. c.75
d)
4. d.100
22.
22. 22.The minimum clearance to combustible material from the back of a floor-mounted unit heater is ______________ inches.
a)
1. a.18
b)
2. b.12
c)
3. c.6
d)
4. d.4
23.
23. 23.A 4-foot high post supporting an illuminating appliance shall be equivalent in strength to a ___________________-inch diameter Schedule 40 steel pipe.
a)
1. a.3
b)
2. b.2½
c)
3. c.1
d)
4. d.¾
24.
24. 24.An outdoor air ventilation rate of not less than _________________ cfm per 1,000 Btu/h of aggregate input rating is required for unvented infrared heaters.
a)
1. a.4
b)
2. b.20
c)
3. c.40
d)
4. d.75
25.
25. 25.When provided, a timer controlling the main burner of a sauna is limited to a maximum operating time of ______________________minutes.
a)
1. a.30
b)
2. b.60
c)
3. c.90
d)
4. d.120
100 %
