How to repair Grundfos CR, CRN 32, 45, 64, 90 pumps

See how a Grundfos service specialist repair Grundfos CR, CRN 32, 45, 64, 90 pump and find out what the job requires and how it is performed. The different sections include: 00:00 Introduction Assembly: 00:13 Pump base 02:39 Bearing on shaft 03:44 Chamber stack 08:22 Pump head 10:07 Basic unit 12:29 Shaft seal 14:00 Motor stool 15:46 Coupling Replacement: 16:55 Neck ring 18:32 Bush 19:32 Impeller ware ring 20:18 Bottom bearing DISCLAIMER This service video provides “how to” guidance for Grundfos products and is aimed only at skilled, trained personnel. N.B. Any stricter local health and safety regulations and requirements take precedence over this guidance. The video and any information in it is provided on an “as is” basis and without any liability and/or warranty to the extent permitted by applicable law. Grundfos reviews and updates the information provided on a regular basis. However, instructions may have changed since publication of this video and therefore please always check the latest Service Instructions and the Installation & Operating Instructions of the related product. #grundfosservice