1 / 16

Comprehensive Guide to Fire Extinguishers - Specifications, Use, and Maintenance

This section provides detailed information on pressurized water, dry chemical, and carbon dioxide fire extinguishers. Learn about their specifications, proper use, and essential maintenance practices to ensure safety and effectiveness.

nubia
Télécharger la présentation

Comprehensive Guide to Fire Extinguishers - Specifications, Use, and Maintenance

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Fire Extinguishers SECTION: Tools and Equipment ISSUED: 02-2011 REVISED: ##-####

  2. Objectives • To provide an understanding of the following • Specifications • Use • Maintenance • Safety

  3. Pressurized Water Extinguisher

  4. Specifications • Stainless steel shell • 2A Rating • 2 ½ gallons of water • 1 to 2 oz of class A foam • 100 psi operating pressure • 45’ to 55’ discharge range • 50 second discharge time

  5. Use • Small class A fires • Ordinary combustibles

  6. Maintenance • After use • Fill 2/3 with water • Fill to bottom of white internal sleeve • Add 1-2 oz. of class A foam • Pressurize to 100 psi via Schrader valve • Inspected annually by certified company • Hydrostatically tested every 5 years at 200 psi

  7. Dry Chemical Extinguisher

  8. Specifications • Steel shell • 20A:120BC rating • Mono-Ammonium Phosphate base chemical • Pressurized to 195 psi • 20 lbs of extinguishing agent • Discharge Range – 15’-25’

  9. Use • Class A fires • Ordinary combustibles • Class B fires • Gasoline, diesel, alcohols, ect. • Effective up to 120 square feet • Based on a non expert use • Class C fires • Does not conduct electricity

  10. Maintenance • Serviced by certified company • Inspected annually by certified company • Hydrostatically tested every 5 years at 585 psi • Shake monthly to avoid caking

  11. Carbon Dioxide Extinguisher

  12. Specifications • Aluminum shell • 10B:C rating • Carbon Dioxide • 1800 psi operating pressure • 15 lbs extinguishing agent • 39 lbs gross weight • Discharge range – 3’-8’

  13. Use • Class B fires • Gasoline, diesel, alcohols, ect. • Class C fires • Does not conduct electricity

  14. Maintenance • Serviced by a certified company • 10% loss in gross weight requires service • Inspected annually by certified company • Hydrostatically tested every 5 years at 3000 psi

  15. General Maintenance of Extinguishers • Inspect extinguisher daily • Check for leaks, dents, and corrosion • Check condition of hose and nozzle • Ensure valve assembly is tight • Ensure extinguisher is full • Ensure extinguisher is fully pressurized • Ensure annual inspection date is current • Ensure hydrostatic test date is current

  16. Safety • Use appropriate PPE • Know extinguisher’s limitations • Use appropriate extinguisher for specific class of fire • CO2 is a simple asphyxiate • Hoisting extinguishers is not recommended

More Related