2012 UPC Chapter 5 Water Heaters RV

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1 PLEASE DO NOT BOOKMARK ANY ANYTIMECE WEBPAGES! Our system will remember the last page you viewed when logging out and back in but please DO NOT exit out when taking a test. Your place will NOT be saved. How to take this course. 1. Download and Print the test questions. 2. Login to your account with your ID and password. 3. Viewing your status page, scroll down and click on Click here to start this course. 4. Begin viewing the web pages. Refer to your printed test to find the correct answers. The questions track the web pages. 5. As you find the answers, circle them on your printed copy. 6. At the end of each section, you ll enter the quiz which is the same as your printed test. Refer to your circled answers when actually answering the quiz on the web. 7. Upon passing, you will proceed to the next section. If failed to pass, you will be moved to the beginning of that section for more review. Mobile users Many current mobile devices are compatible with AnytimeCE and will probably work. If not, use a desktop or laptop computer to complete your course. Quiz 1 1. Size of the water heater for a house with 3 bathrooms and 4 bedrooms. 2. Size of the water heater for a house with 1 bathroom and 3 bedrooms. 1

2 3. Size of the water heater for a house with 2 bathrooms and 5 bedrooms. 4. Size of the water heater for a house with 3 bathrooms and 6 bedrooms. 5. Size of the water heater for a house with 1 bathroom and 2 bedrooms. 6. Size of the water heater for a house with 1-1/2 bathrooms and 3 bedrooms. 7. Size of the water heater for a house with 2 bathrooms and 3 bedrooms. Quiz 2 1. No water heater shall be hereinafter installed which does not comply with the of each size thereof approved by the State Plumbing Board. A. type B. model C. both A and B D. neither of the answers provided 2. Direct-vent water heaters must be constructed and installed so that air for combustion is derived directly from the outside atmosphere. Yes No 3. Direct-vent water heaters must be constructed and installed so that all flue gases are discharged to the outside atmosphere. Yes No 4. A hot water supply boiler is under the jurisdiction of the Oregon Specialty Code. Mechanical Flue Gas Boiler and Pressure Vessel Residential 5. To be classified as a water heater, the vessel must be or less in volume. 60 gallons gallons 100 gallons 120 gallons 200 gallons 6. To be classified as a water heater, the vessel must not exceed 120 degrees F. 7. To be classified as a water heater, the vessel must not exceed operating pressure. 100 psi 150 psi 200 psi 250 psi 8. To be classified as a water heater, the vessel must have an input of no more than 200,000 BTU. 9. Storage type water heaters regulated by this code potable water heaters designed to create hot water instantaneously on demand without the use of a storage tank. replace include exclude are 2

3 10. An indirect-fired water heater consists of a storage tank equipped with an internal or external heat exchanger used to transfer heat from an external source to heat potable water. 11. The storage tank contains, such as a boiler. heated potable water water supplied from an external source either of the answers provided neither of the answers provided 12. A water heater is an appliance that supplies hot water for domestic and commercial purposes. Quiz 3 1. Which activities may be performed on a water heater without a permit? maintenance installation removal replacement 2. When must a final water heater inspection be made by the building official? When the work authorized by the permit is installed. When the installation has been completed to code. Prior to covering or concealing any of the work. all of the answers provided 3. A fuel-burning water heater installed in a closet located in the bedroom must meet which of the following requirements? It must be located in a closet exclusively for the use of the water heater. The closet must have a combustion air vent obtaining air from outside. The closet must have self-closing hinges on the door. The closet must have gaskets around the entire door. all of the answers provided 4. Water heaters installed in bedrooms and bathrooms shall be of the direct vent type. 5. A water heater must be located as close as practicable to a chimney or gas vent. 6. Listed water heaters are not required to be installed in accordance with their listings and the manufacturer s instructions. 7. Unlisted water heaters shall be installed with a clearance of on all sides and rear. 2 inches 4 inches 8 inches 12 inches 8. A water heater installation shall be provided with overpressure protection by means of an approved listed device. 9. Only unlisted water heater installations shall be provided with over-temperature protection. 10. Temperature, pressure, and vacuum relief devices, or combinations thereof, shall be installed in accordance with the terms of their listings, and not the manufacturer s installation instructions. 11. A shutoff valve shall be placed between the relief valve and the water heater, or on discharge pipes between such valves and the atmosphere. 3

4 12. The hourly Btu discharge capacity, or the rated steam relief capacity, shall be not less than the input rating of the water heater. Quiz 4 1. Water heaters deriving heat from fuel or types of energy other than gas, shall be in accordance with approved standards. constructed installed both of the answers provided neither of the answers provided 2. Prior to installation of an oil-burning water heater, the building official must approve its location. 3. A storage-type water heater deriving heat from fuels or types of energy other than gas must have. an over-temperature safety protection device a combination temperature and pressurerelief valve both of the answers provided neither of the answers provided 4. An indirect-fired water heater must comply with which of the following? ASME Boiler and Pressure Vessel Code 2012 UMC 2012 UPC 5. Each indirect-fired water heater shall have a label that meets requirements. UPC UMC ASHREA ASME RSES 6. The pressure relief on a hot water boiler connected to an indirect-fired water heater is limited to a maximum of. 10 psig 20 psig 30 psig 40 psig 50 psig 7. The transfer medium for an indirect-fired water heater is potable water or a fluid with a toxicity rating of. Class 1 Class 2 Class 3 Class 4 8. The toxicity rating is determined from the following. Merck Chemical Digest US Encyclopedia of Chemistry Pharmacy Digest Clinical Toxicology of Commercial Products 9. The pressure of the heat-transfer medium shall be an approved safety or relief valve limited to a maximum of. 10 psig 20 psig 30 psig 40 psig 50 psig 10. On Caution labels, the lettering of statements regarding indirect-fired water heaters that use single-wall heat exchangers shall be. uppercase lower case either case 11. On Caution labels, the letter font size for the word Caution shall be a minimum of inch The building official shall have the authority require the use of an approved dielectric insulator on the water piping connections of water heaters and related water heating appliances. 13. In seismic Category F water heaters, they are not required to be anchored or strapped. 4

5 14. Upon installation, a water heater shall be strapped at points within its upper third and lower third areas. 15. At the lower strapping point of a water heater, the strapping shall be at a minimum distance of above the controls. 1 inch 2 inches 3 inches 4 inches 16. A water heater supported from the ground shall rest on level concrete, or other approved base, with a height of at least above the surrounding ground level. 1 inch 2 inches 3 inches 4 inches 17. When a water heater is located in an attic, a watertight pan with a drain shall be installed beneath the water heater. 18. When a water heater is located in an attic, the watertight pan located beneath the water heater shall have a drain not less than in diameter. 1/2 inch 3/5 inch 3/4 inch 5/8 inch 19. Gas appliances shall not be installed in areas where the of flammable liquids occurs. open use handling dispensing any of the answers provided 20. A fuel gas water heater in a residential garage, separated from the living space, shall be installed so that all burners and burner-ignition devices are at least above the floor unless they are listed as flammable vapor ignition resistant. 12 inches 16 inches 18 inches 24 inches 28 inches 21. Installation of an appliance in a residential garage is permitted when it is installed at the proper height and is protected against damage from a moving vehicle. 22. When is it permitted to install an appliance at floor level in a residential garage? Never. Only when the garage is used for storage and not for parking cars. When the appliance is located in a separate room, not accessible from the garage, with air supply outside the garage. Always. 23. An electric water heater may be installed at floor level in a garage. Quiz 5 1. When installing a fuel gas water heater in an underground parking facility, what code needs to be followed? NFPA 31 NFPA 62 NFPA 88A OMSC C When installing a fuel gas water heater in a repair garage, what code needs to be followed? NFPA 31 NFPA 62 NFPA 88A OMSC C

6 3. When installing a heater in an aircraft hangar, what code needs to be followed? NFPA 409 NFPA 31 NFPA 65 NFPA 88A 4. When is it required to use guard rails on equipment located outside? Only near traffic areas. Never. Always. On Class 2 arterial roads. 5. A combination of used together in any manner shall be in accordance with the standards that apply to each individual appliance. fuel gas water heaters attachments devices any of the answers provided 6. By code, which of the following must be left at the job site by the installation crew upon completing a water heater installation? Manufacturer s instructions Phone number of installation company Copy of invoice Business cards for installation company 7. Water heaters located on roofs or other elevated locations shall be accessible. 8. Buildings over in height shall have an inside means of access to the roof, unless other means of access are acceptable to the building official. 10 feet 15 feet 20 feet 28 feet 9. The inside means of access shall be a permanent, or foldaway inside stairway or ladder, terminating in. an enclosure a scuttle a trap door any of the answers provided 10. The minimum trap door size shall be in size. 22 inches by 24 inches 24 inches by 30 inches 28 inches by 36 inches 32 inches by 36 inches 11. Scuttles or trap doors shall be constructed to allow access from the roof side unless deliberately locked on the inside. 12. The access opening and the edge of the roof shall have a minimum clearance of. 12 inches 2 feet 4 feet 6 feet 10 feet 13. Where parapets or other building structures are utilized in lieu of guards or rails, they shall be not less than in height. 18 inches 120 inches inches 64 inches 14. Permanent lighting shall be provided at the roof access, with a switch located inside the building near the access leading to the roof. 15. Attic access shall have a passageway of at least. 22 inches by 24 inches 22 inches by 30 inches 28 inches by 36 inches 32 inches by 36 inches 16. If the attic is under 6 feet in height, the distance to the appliance in the attic shall not exceed. 15 feet 20 feet 28 feet 30 feet 6

7 17. The width of a passageway in an attic must be at least. 16 inches 18 inches 24 inches 28 inches 32 inches 18. In an attic, the size of a level platform in front of a gas appliance must be at least. 24 inches by 24 inches 30 inches by 30 inches 32 inches by 32 inches 36 inches by 36 inches 19. In an attic, it is required that a 120-volt receptacle and a lighting fixture be installed near the appliance. 20. The switch controlling the lighting fixture shall be located at the entrance to the attic passageway. 7