How to dismantle and assemble Grundfos MQ pump

See how a Grundfos service specialist dismantle and assemble Grundfos MQ pump and find out what the job requires and how it is performed. The different sections include: 00:00 Introduction Dismantling: 00:13 Fitting of non-return valve 00:27 Removing the pump housing 01:18 Dismantling the pump housing 01:56 Removing the chambers and impellers 03:11 Removing the rotating part of the shaft seal 03:40 Removing stationary part of shaft seal without removing motor 04:16 Opening the terminal box 04:29 Loosening the motor wires 06:19 Removing the pressure tank 06:31 Removing the motor 08:03 Removing stationary part of shaft seal with motor removed Assembly: 08:17 Fitting the motor 10:55 Fitting the pressure tank 11:17 Connecting the motor wires 12:56 Replacing the flow sensor 15:47 Replacing the pressure switch 18:10 Replacing the capacitor 20:16 Closing the terminal box 20:35 Fitting the stationary part of the shaft seal 20:48 Fitting the rotating part of the shaft seal 21:14 Fitting chambers and impellers 23:07 Assembling the pump housing 24:36 Fitting the pump housing 26:28 Venting the pump 26:51 Replacing the non-return valve in the pump outlet Learn more about MQ, spare parts, service kits and additional services and solutions provided by Grundfos on https://product-selection.grundfos.co... and do not hesitate to contact us via http://www.grundfos.com/pleasecallus. 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. These documents can be found on https://product-selection.grundfos.co.... #pumpservice #pumprepair #grundfospumps #grundfosservice