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RAS
2026506 A
02.2013
0086

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Summary of Contents for Scott Safety RAS

  • Page 1 2026506 A 02.2013 0086...
  • Page 2: Table Of Contents

    CONTENTS WARNINGS INTRODUCTION APPROVALS LIMITATIONS OF USE BREATHABLE AIR COMPRESSED AIR AIRLINE SUPPLIES PERSONNEL TRAINING SERVICING SPARE PARTS AND ACCESSORIES WARRANTY TECHNICAL DESCRIPTION GENERAL FILTERS DEMAND VALVE HOSE DEMAND VALVE (DV) PANASEAL / VISION 3 / PROMASK FACEMASK BANDOLIER AND WAISTBELT HARNESS PRE-USE AND MONTHLY CHECKS INSPECTION BANDOLIER WAISTBELT...
  • Page 3: Warnings

    This manual is intended for use by personnel who have been trained in the use and care of compressed-air breathing apparatus, and MUST NOT be used as a self-teaching guide by untrained users. Failure to understand or adhere to the RAS user instructions may result in injury or death.
  • Page 4: Introduction

    Scott Safety England breathing apparatus. LIMITATIONS OF USE Contact Training & Technical Support Services RAS must only to be used with Scott Safety or a Scott Safety distributor for training breathing apparatus Facemasks. information. Only to be used by competent personnel Training &...
  • Page 5: Spare Parts And Accessories

    The warranty period runs from the date of purchase by the end user. RAS apparatus may be used with up to 90 metres (297 feet) of medium pressure airline These products are warranted to be free hose, with a burst pressure in excess of 80 bar.
  • Page 6: Bandolier And Waistbelt Harness

    PRE-USE AND MONTHLY Buckles on both apparatus are black nylon and stainless steel. CHECKS In addition to the QF bayonet connector; there is a right screw connector for attaching the WARNING: Do not use apparatus that fails replaceable air filter. any of the following inspections or checks.
  • Page 7: Bandolier Waistbelt

    BANDOLIER WAISTBELT AIRLINE CHECKS Check the supply airline flow and pressure. WARNING: Do not use the apparatus if the shackle is missing or damaged. Remove connector dust caps and check for wear and damage. Make connection to an appropriate connector capable of supplying breathable compressed air (See Introduction, Compressed Airline Supplies).
  • Page 8: Donning Procedures

    DONNING POCEDURES DONNING THE BANDOLIER Hang the facemask from the neckstrap and ATTACHING THE FILTER don the bandolier so that the DV hose is over the right shoulder. WARNING: When breathing from an airline, a filter cover, or blanking plug must be in place to ensure that the first breath will activate.
  • Page 9: Negative Pressure Test

    Tighten the straps in sequence: bottom, side Press the filter seal with the palm of the hand to then top. DO NOT over-tighten as this distorts seal the filter inlet, and inhale. Hold your breath the faceseal. for 10 seconds. Check that the facemask pulls on to the face and does not pull away during NEGATIVE PRESSURE TEST the 10 seconds.
  • Page 10: Face Seal Test

    FACE SEAL TEST WHILE IN USE Hold your breath for 10 seconds and listen In the unlikely event that the DV fails to carefully for leaks. supply air - open the bypass switch and go immediately to a safe breathable atmosphere. If the facemask fails the leak test: open the cylinder valve loosen the headharness adjust In the unlikely event that the DV fails to...
  • Page 11: Doffing

    DOFFING WARNING: Do not remove the apparatus until well clear of the hazard area. Push the airline couplings together and pull back the CEN collar to disconnect the airline hose. Open the DV bypass to vent any compressed air from the facemask and close the bypass. Hold your breath and press the DV reset button.
  • Page 12: After Use

    Aparatus for details. Cautions: ANNUALLY DO NOT immerse the DV. RAS must be returned for a workshop service DO NOT store until completely dry. annually and for a major workshop service at six-yearly intervals. Fit the yellow cap on the DV outlet.
  • Page 14 Scott Safety Pimbo Road, West Pimbo, Skelmersdale, Lancashire, WN8 9RA, England © 2011 Scott Safety. All rights reserved. SCOTT, the SCOTT www.scottsafety.com SAFETY Logo, Scott Health and Safety, RAS are registered scott.sales.uk@tycoint.com and/or unregistered marks of Tel: +44 (0) 1695 711711 Scott Technologies, Inc.

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