Master Mechanical License

A permit shall become invalid if NOT used within how many days of issue - Answer-180 Days All of the following info. is required to be on an electric comfort appliance cable EXCEPT - Answer-manufactures' date code The room or the space where a boiler will be installed shall have a min. of how many times the volume of the boiler - Answer-16 The volume of a room compared to the volume of a furnace to be installed is based on what max. ceiling height - Answer-8 ft A fuel burning appliance is located in a private garage & is protected from motor vehicle impact. The appliance shall have its ignition sources installed by what min. distance above the floor? - Answer-1 1/2ft When more than 1 heating, cooling, ventilating system is installed on a roof of a building, each system shall be... - Answer-permanently identified by the area or space served by the equipment What min. work space is required in front of a warm air furnace in an attic? - Answer-30X30 What are the requirements to install a warm air furnace in an attic? - Answer-A lighting fixture controlled by a switch at the entrance of a door A warm air furnace is to be installed on a building roof that has a 6 in 12 slope, the cat walk requirements for the installation shall have a min. width of - Answer-24" What shall be installed at an approved location to shut off fans or blowers in flammable vapor or dust ventilation systems? - Answer-manually operated remote control A type1 hood shall have what min. clearance to combustible materials? - Answer-18" What min. pitch per foot is required for the horizontal run of a vent? - Answer-1/4" What min. horizontal clearance is required between an operable window & an appliance vent terminate? - Answer-4' A vented wall furnace shall be installed so that a door cannot swing within what distance of the furnace air inlet or outlet? - Answer-12" A floor furnace can be installed under all the following EXCEPT - Answer-placed on a concrete pad