Buy NFPA 17A: WET CHEMICAL EXTINGUISHING SYSTEMS from SAI Global. This edition of NFPA 17A, Standard for Wet Chemical Extinguishing Systems, was Changes to the edition clarified inspection, maintenance, and service. Title, NFPA 17A: Standard for Wet Chemical Extinguishing Systems, Edition . Publisher, NationalFireProtectionAssoc. ISBN, ,
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All gas fueled, electrically powered, and heat-producing equipment located under the hood shall shut down upon activation of the extinguishing system. Combustible or flammable liquids shall not be used to assist ignition. Where listed, metal-fabricated solid fuel cooking appliances shall be installed in accordance with the ntpa of their listings and with the applicable requirements of this standard.
Solid fuel shall be ignited with a match, an approved built-in gas flame, or other approved ignition source.
The complete technical manual shall be made available to the inspector. Flammable solvents or other flammable cleaning aids shall not be used. Additional extinguishers may be required based on travel distance for solid fueled equipment or multiple fryers with a 6 ft2 surface hfpa or greater.
Hydrostatic testing of the wet chemical extinguishing system shall be completed in intervals not exceeding 12 years.
A separate fire alarm plan is not required. The flue or chimney shall be repaired nfla replaced if any unsafe condition is evident. For existing hood extinguishing systems, where changes in the cooking media, positioning of cooking equipment or replacement of cooking equipment occur, plans shall be submitted to the 20009 for the automatic fireextinguishing system and shall comply with the applicable provisions.
All discharge nozzles shall be provided with caps, covers, or other suitable protective devices.
A placard shall be conspicuously placed near each extinguisher that states: Portable fire extinguishers shall be conspicuously located along normal paths of travel where they are readily accessible. Removal Container or Cart 1. Ash Removal Process 1.
Math June 1, In 0209 of the sprinkler system outlined in The ash shall be carried to a separate heavy metal container or dumpster used exclusively for the purpose.
NFPA 17A: Standard for Wet Chemical Extinguishing Systems, Edition – Google Books
Solid fuel shall be added to the fire as required in a safe manner and in quantities and ways not ngpa a higher flame than is required.
Other Safety Requirements 1. Site-built solid fuel cooking appliances shall be submitted for approval to the authority having jurisdiction before being considered for installation.
Swivel nozzles shall be rotated to a predetermined aiming point and then tightened to 17 that angle. Please schedule all field inspections at least 48 hours in advance. Testing during the OCFA inspection shall include a manual and automatic activation via fusible link.
notes for hood extinguishing systems
Placement is 0209 discretion of the inspector. Ash, cinders, and other fire debris shall be removed from the firebox at regular intervals to prevent interference with the draft to the fire and to minimize the nfla of time the access door is open. Spark arrester screens located at the entrance of the flue or in the hood assembly shall be cleaned prior to their becoming heavily contaminated and restricted. Metal-fabricated solid fuel cooking appliances shall be listed for the application where produced in practical quantities or shall be approved by the authority having jurisdiction.
Variables in the Airlines Data file. Manual pull stations shall be located no higher than four feet above finished floor and shall be readily accessible for use at or near a means of egress from the cooking area a minimum of 10 feet and maximum of 20 feet from the kitchen exhaust system.
Tools shall be provided so that ash removal can be accomplished without having to reach into the chamber. Documents Flashcards Grammar checker. Any significant deterioration or defect that might weaken the chamber or reduce its insulation capability shall be immediately repaired.
The ash removal container or cart shall not exceed a maximum of 20 gal capacity, shall be assigned for this one purpose, shall be able to be handled easily by any employee assigned the task, and shall pass easily through any passageway to the outside of the building. Filters and filtration devices installed nfpw a hood shall be cleaned. Solid Fuel Handling and Ash Removal 1.
Wet chemical systems shall be provided with an audible or visual indicator to show that the system is in a ready condition or is 1a7 need of mfpa. Long-handled tongs, hooks, and other required devices shall be provided and used to safely add fuel, adjust the fuel position, and control the fire without the user having to reach into the firebox. The combustion chamber shall be scraped clean to its original surface once each week and shall be inspected for deterioration or defects. When any hole occurs in a container from corrosion or damage, the container shall be repaired or replaced immediately.