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20 Matching questions

  1. Thermocouple
  2. Dryer ducts
  3. 20 feet
  4. 12 inches
  5. Type "L"
  6. 12 inches above the roof
  7. Push the combustion gases through the heat exchanger
  8. Within sight of the furnace
  9. Steam
  10. Open a door or window
  11. Low efficiency
  12. Attic
  13. 160 degrees
  14. Temperature gauge
  15. Defendant on the manufacturers instructions
  16. 6 inches
  17. 8 feet
  18. Garage
  19. Gas to air mixture
  20. Permanent duct
  1. a Typical minimum temp on a hydronic heating system is.....
  2. b All gas forced air furnaces must have a safety device that shuts off the gas in the event the pilot goes out called a.....
  3. c A fan downstream from the heat exchanger is intended to
  4. d Before operating a whole house fan you should....
  5. e Low efficiency furnace could be located in the.....
  6. f The Venturi on a gas burner controls the....
  7. g Hydronic heating systems do have something that is not found in steam systems?
  8. h Oil burning appliance vents are usually vented with what type of pipe?
  9. i Forced air furnace with an open draft hood and open burners is considered.....
  10. j A furnace in an interior closet can have it's lower and upper combustion air sources vented to the.....
  11. k Every forced air furnace must have an electrical disconnect....
  12. l Minimum clearance of a "B" vent to a combustible material is...
  13. m A floor furnace needs how much clearance to soil?
  14. n Minimum height for a "B" vent penetrating the roof is
  15. o Te max distance from the attic access to an attic furnace is...
  16. p A "B" vent termination must be at least 2 feet higher than any wall within...
  17. q An operable back-draft damper is required on....
  18. r Flexible dryer vents are only allowed between the dryer and a...
  19. s How much clearance does a wall furnace need?
  20. t Sight glass is not found in hydronic heating systems, but is found in what other type?