NK model B - Grundfos Service Video

NK model B
Table of contents:

Dismantling:
00:00 Coupling guard and spacer coupling
03:11 Standard coupling
03:57 Pump housing
05:27 Impeller
07:06 Shaft seal type: MG13
07:21 Shaft seal type: HJ92
07:52 Shaft seal type: M7N
08:31 Stationary part of shaft seal with cover and bearing bracket still assembled
08:57 Stationary part of shaft seal and cover/bearing
10:10 Stuffing box
11:27 Shaft with bearings
Assembly:
13:03 Replacing stainless steel wear ring
14:49 Replacing bronze wear ring
15:41 Shaft with bearings
18:20 Stuffing box
21:13 Stationary part of shaft seal
21:49 Shaft seal type: M7N
23:08 Shaft seal type: HJ92
23:53 Shaft seal type: MG13
24:26 Impeller
26:32 Pump housing
30:16 Changing rubber bushings in a spacer coupling
30:33 Changing rubber bushings in a standard coupling
31:31 Coupling guard and coupling

35:52 Aligning pump and motor

Recorded: July 2007

For more information please visit:
http://www.grundfos.com/service-support.html

Видео NK model B - Grundfos Service Video канала Grundfos installation and service