FlashcardsWater Heater Installation and Code Compliance Flashcards
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This 22-card set covers water heater installation and code compliance topics including temperature limits (140°F), vacuum relief valves, vent connector clearances (6 inches from combustibles), passageway dimensions, and T&P valve discharge. Use it for exam prep, code review, or professional certification study in HVAC and plumbing trades.
Terms in This Set
- 1.)THE TEMP. OF WATER FROM TANKLESS WATER HEATERS SHALL BE NOT GREATER THAN__’FC.)140
- 2.)THE CODE REQUIRES THAT WHERE EQUIPMENT AND APPLIANCES HAVING AN IGNITION SOURCE ARE LOCATED IN HAZARDOUS LOCATIONS,REPAIR GARAGES, PRIVATE GARAGES,MOTOR FUEL DISPENSING FACILITIES OR PARKING GARAGES, THE IGNITION SOURCE MUST BE LOCATED AT LEAST_INCHES ABOVE THE FLOOR OF WHERE THE EQIPMENT RESTS B.)18
- 3.)THE PASSAGEWAY SHALL BE NOT LESS THAN_INCHES IN HEIGHT AND _INCHES IN WIDTH AND NOT MORE THAN_FEET IN LENGTH WHEN MEASURED ALONG THE CENTERLINE OF THE PASSAGEWAY A.)30,22,20
- 4.)A VACUUM RELIEF VALVE MUST BE INSTALLED IN __WATER HEATERS AND TANKSA.)ALL
- 5.)A WATER HEATER VENTED INTO A FIREPLACE OR INTO A CHIMNEY SERVING A FIREPLACE IS:B.)PROHIBITED
- 6.)A SINGLE WALL VENT CONNECTOR SHALL NOT ORIGINATE IND.)BOTH A AND B
- 7.)A WATER HEATER LOCATED IN A GARAGE WITHINTHE VEHICLE PATH MUST BE: C.)SUITABLY GUARDED AGAINST DAMAAGE
- 8.)A FINAL WATER HEATER INSPECTION SHALL BE MADE ONLY AFTER:C.)ALL WORK AUTHORIZED BY PERMIT HAS BEEN INSTALLED
- 9.)IN BUILDINGS W/ UNUSUALLY TIGHT CONSTRUCTION,COMBUSTION AIR SHALL BE OBTAINED FROM:C.)THE OUTSIDE
- 10.)WATER HEATERS WHICH DEPEND ON COMBUSTION AIR MAY BE INSTALLED IN A :C.)GARAGE
- 11.)DISCHARGE FROM A T & P VALVE WITH A 1-INCH AIRGAP INTO A WATER HEATER PAN IS:C.)PROHIBITED
- 12.)THE MINIMUM CLEARANCE BETWEEN ANY SINGLE WALL METAL VENT CONNECTOR AND COMBUSTIBLE MATERIAL IS:D.)6 INCHES
- 13.)THE DISTANCE FROM THE PASSAGEWAY OPENING TO THE WATER HEATER SHALL NOT BE MORE THANA.)20 FEET
- 14.)THE MINIMUM CLEARANCE BETWEEN THE CEILING SPACE AND TYPE-B DOUBLE WALL VENT PIPE IS:D.)LISTED BY THE MANUFACTURER AND STAMPED ON THE PIPE
- 15.)THE MAXIMUM TEMPERATURE RATING IS ___’F AND MAXIMUM PRESSURE RATING IS ___’F.B.)210/150
- 16.)TEMPERATURE RELIEF VALVES SHALL BE SO LOCATED IN THE TANK AS TO BE ACTUATED BY THE WATER IN THE TOP ___ INCHES OF THE TANK SERVED.C.)6
- 17.)A WATERTIGHT PAN OF CORROSION-RESISTANT MATERIALS SHALL BE INSTALLED BENEATH THE WATER HEATER NOT LESS THAN ___ INCHES DEEP WITH A 3/4-INCH DRAIN TO AN A APPROVED LOCATION.B.)1-1/4
- 18.) TEMPATURES OF ___ ‘F AND ABOVE WILL NOT KILL BACTERIA BUT IS CONSIDERED TOO HOT TO REGENERATED.)122
- 19.) TYPE B OR L GAS VENT SHALL TERMINATE AT LEAST ___ FEET VERTICAL ABOVE THE HIGHEST CONNECTED APPLIANCE DRAFT HOOD OR FLUE COLLAR IN ORDER FOR DRAFT TO BE INDUCED.A.)5
- 20.)GAS VENTS THAT ARE 12 INCHES OR LESS IN SIZE AND LOCATED NOT LESS THAN__FEET FROM A VERTICAL WALL OR SIMILAR OBSTRUCTION SHALL TERMINATE ABOVE THE ROOF. C.)8
- 21.)THE METAL SHIELD PASSING THROUGH THE CEILING SHALL EXTEND NOT LESS THAN__INCHES ABOVE THE INSULATION AND SECURED TO THE STRUCTURE B.)2
- 22.)WATER HEATER PAN MUST BE MADE OF GALVANIZED STEEL OF AT LEAST__GAUGE OR BE MADE OF OTHER MATERIALS AS APPROVED BY THE CODE OFFICIAL A.)24
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