International ISO Standard IS015883-1 Second edition Washer-disinfectors - 2024-10 Part 1: General requirements, terms and definitions and tests Laveurs désinfecteurs Partie 1: Exigences generales, termes et définitions et essais Reference number IS0 15883-1:2024(en) @ISO2024 COPYRIGHT PROTECTED DOCUMENT @ IS0 2024 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland @ IS0 2024 - All rights reserved ii Contents Page Foreword. ..vi Introduction ..vii Scope. 1 .1 2 Normative references .2 3 Terms and definitions. 4 Performance requirements. 10 4.1 General. .10 Cleaning. 4.2 14 4.2.1 General .14 4.2.2 Pre-wash flushing stage 14 4.2.3 Washing stage. 14 4.2.4 Rinsing stage. 15 Disinfection. 4.3 15 Thermal disinfection 15 4.3.1 4.3.2 Chemical disinfection 15 Final rinsing 4.4 .16 4.5 Drying. 17 4.6 Process chemicals. 17 4.7 Self-disinfection. 17 5 Mechanical and process requirements. 18 5.1 Materials, design and manufacture/construction .18 5.1.1 Materials .18 5.1.2 Design and manufacture/construction. .19 5.1.3 Load carrier(s) 20 5.2 Safety 20 5.3 Tanks 21 5.4 Loading and unloading doors and their controls 22 5.4.1 22 General 5.4.2 23 Control of manually operated doors. 5.4.3 Control of doors of a double-ended WD 23 5.4.4 Internal doors and access ports.. 23 Continuous process machine without doors 23 5.4.5 5.5 24 Pipework and fittings 5.6 24 Spray systems. 5.7 Dosing systems. 24 5.8 25 Load temperature protection. Process temperature control limits. 25 5.9 5.10 Switches, gauges and indicating devices 26 5.11 Process verification... .27 5.12 Instrumentation and controls. 28 5.13 Temperature indicating systems 29 5.14 Pressure indicating systems. 30 5.15 Volume/flow indicating devices 30 5.16 Timing equipment. 31 5.17 Operating cycle indicating equipment .31 5.18 Recording systems (if fitted) 31 5.18.1 Cycle control recorders 31 Process verification system 31 5.18.2 Control systems. 33 5.19 34 5.20 Override of automatic control. 5.21 Microprocessor control systems 34 5.22 35 Fault indication systems. 5.23 Water supply 35 @ IS0 2024 - All rights reserved iii