How to change oil for Grundfos Unilift AP50B

See how a Grundfos service specialist change oil for Grundfos Unilift AP50B pump and find out what the job requires and how it is performed. The different sections include: 00:00 Introduction 00:12 Removing the impeller 00:50 Removing the shaft seal 01:26 Oil replacement 03:23 Mounting the shaft seal 04:37 Mounting the impeller 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