See how a Grundfos service specialist dismantle and assemble Grundfos CRN 32, 45, 64, 90 SF pump and find out what the job requires and how it is performed.

The different sections include:
Dismantling:
00:13 Removing the coupling
00:54 Removing the motor and motor stool
01:35 Removing shaft seal
02:12 Disassembly of pump head
02:59 Disassembly of chamber stack
05:43 Replacement of bearing in base

Assembly:
05:43 Replacement of bearing in base
07:19 Assembly of chamber stack
11:29 Assembly of pump head
12:08 Mounting and adjustment of the shaft seal
13:25 Mounting the motor and motor stool
13:43 Fitting the coupling

Learn more about CRN spare parts, service kits and additional services and solutions provided by Grundfos on https://product-selection.grundfos.com/products/cr-cre-cri-crie-crn-crne-crt-crte/crn?tab=models 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.com/products/cr-cre-cri-crie-crn-crne-crt-crte/crn?tab=documentation

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