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 Fitti
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