Class K Study Guide NFPA 96/17A Latest Version Graded A+

Class K Study Guide NFPA 96/17A Latest Version Graded A+ Branch Duct the duct work that contains the exhaust air from a single hood or hazard area. Common Duct the duct work containing the exhaust air from two or more branch ducts. 4.3.1.1 Discharge nozzles shall be provided with an ________ or a _________ located immediately up-stream of the nozzle. "Internal Strainer" "separate listed strainer" 4.3.1.2 Discharge nozzles shall be of ______, _______, or other corrosion-resistant materials or be protected inside and out against corrosion. "brass", "stainless steel" 4.3.1.4 Discharge nozzles shall be __________ __________ for identification. "permanently marked" 4.3.1.5 All discharge nozzles shall be provided with ______ or _______ to prevent the entrance of grease vapors, moisture, environmental contaminants, or other foreign materials into the piping. "caps" "or other suitable devices" 4.4.3.1 Manual actuators shall not require a force of more than ____. "40lbs" 4.4.3.2 Manual actuators shall not require a movement of more than _______ to secure operation. "14inches" 4.4.3.3 All manual actuators shall be provided with _______. "operating instructions" 4.4.4.1 On actuation of any cooking equipment fire extinguishing system, all sources of fuel and electric power that produce heat to all equipment protected by the system shall _______ "be shut down" 4.4.4.2 Gas appliances not requiring protection but located under the same ventilation equipment shall _______ "also be shut off" 4.4.4.5 Exhaust fans and dampers shall not be required to be _______ on system actuation as the systems have been tested under both zero- and high-velocity flow conditions. "shut down" 4.4.4.7 Shutoff devices shall require _______ prior to fuel or power being restored. "manual resetting" 4.5.1 Pipe and associated fittings shall be of ________ material having physical and chemical characteristics compatible with the wet chemical solution. "non-combustible" 4.5.2 _______ pipe and fittings shall not be used unless specifically listed with the system. "Galvanized" 5.1 Wet chemical fire-extinguishing systems for use in cooking operations shall comply with _________. "ANSI/UL300" 5.1.2.3 When two or more hazards can be simultaneously involved in fire by reason of their proximity, the hazards shall be protected by either of the following: 1. Individual system installed on each hazard to operate simultaneously. 2. A single system designed and installed to protect all hazards that can be simultaneously involved. 5.2.1 All systems shall have both _______ and ________ methods of actuation. "automatic" "manual" 5.2.1.6 At least ______ manual actuator shall be provided for each system. "One" 5.6.1.4 At least _______ fusible link or heat detector shall be installed within each exhaust duct opening in accordance with the manufacturer's listing. "One" 5.6.1.5 A ________ or ________ shall be provided above each protected cooking appliance and in accordance with the extinguishing system manufacturer's design, installation, and maintenance manual. "Fusible link" "heat detector" 5.6.1.5.2 A _____________ device shall be permitted for more than one appliance when installed in accordance with the system's listing. "single listed detection" 5.6.1.6 Where the pipe or other conduit penetrates a duct or hood, the penetration shall have a ___________ or shall be sealed by a listed device. "liquidtight continuous external weld" 5.6.2.2 All sources of fuel or heat to appliances served by the common exhaust duct shall be ________ upon actuation of any protection system in accordance with 4.4.4 "shut down" 5.6.4 Movable cooking equipment shall be provided with a means to ensure that it is ___________ in relation to the appliance discharge nozzle during cooking operations. "correctly positioned" 6.1 ___________ for wet chemical fire extinguishing systems shall be drawn up by or under the supervision of a trained person with the advice of the authority having jurisdiction. "specifications" 6.2 Design and installation of systems shall be performed only by persons properly trained and qualified to design and/ or install the specific system being provided. The installer shall provide certification to the ______________ that the installation complies with the terms of the listing and the manufacturer's instructions and/ or approved design. "authority having jurisdiction" 7.3.2 A service technician who has the applicable manufacturer's design, installation, and maintenance manual and service bulletins shall