ISO INTERNATIONAL STANDARD 11789 First edition 1999-04-01 Powered edgers with rigid cutting means Definitions, safety requirements and test procedures Coupe-bordures a moteur avec organe de coupe rigide Définitions, exigences de sécurité et modes opératoires d'essai ISO Referencenumber ISO 11789:1999(E) py IHS under lic itted without license from IHS Not for Resale ISO 11789:1999(E) Contents 1Scope 2 Normative references 3Definitions 4 General construction. 4.1 Handling (hand-held machine) .. 4.2 Power driven components 4.3 Heat protection 4.4 Protection from exhaust fumes..... 4.5 Guard attachment 5 4.6 Electrical requirements 4.7 Engine (motor) stopping .. 4.8Controls 4.9 Identification of controls 4.10 Fuel tanks . 5Marking 5.1 Machine and blade identification . 5.2 Warnings and symbols.. 5.3 Label requirements. 6 Safety instructions. 7 Enclosures and guards (cutting means) 8 7.1 Cutting means contact protection Foot probe. 7.2 Thrown object protection... 7.3 Thrown objects protection tes @ISO1999 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International OrganizationforStandardization Case postale 56. CH-1211 Geneve 20 · Switzerland Internet [email protected] Printed in Switzerland CopyrightInternational Organization for Standardization Not for Resale @ ISO ISO 11789:1999(E) 8 Structural integrity 8.1 Strength of cutting means. .9 9Soundlevels 11 9.1 Test values 11 9.2Test site 9.3 Unit conditions 9.4Instrumentation 9.5 Microphone position (operator's ear) 12 9.6 Test procedur 12 10 Vibration .12 10.1 Test conditions 12 10.2 Test procedure 12 10.3Unitoperation.. .14 10.4 Mesurements 14 Annex A (normative) Safety instructions for edgers 31 Annex B (informative) Symbols and/or safety hazard pictorials.. ili Copyright International Organization for Standardization Not for Resale