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Grundfos SQ Service Instructions

Grundfos SQ
19 pages
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Service instructions
SQ, SQE, SQ-N
Model B
MS 3, MSE 3
Model B
50/60 Hz
1~
1 / 19
96745261 0507
GB
19
Table of contents
1. Type identification........................................................................................................................... 2
1.1 Nameplates........................................................................................................................................ 2
1.2 Type keys .......................................................................................................................................... 5
2. Torques and lubricants................................................................................................................... 6
3. Service tools .................................................................................................................................... 7
3.1 Special tools ...................................................................................................................................... 7
3.2 Standard tools.................................................................................................................................... 7
3.3 Torque tools....................................................................................................................................... 7
4. Dismantling and assembly ............................................................................................................. 8
4.1 General.............................................................................................................................................. 8
4.2 Separating and connecting pump and motor.....................................................................................9
4.3 Replacement of hydraulic parts ....................................................................................................... 10
4.4 Checking the motor.......................................................................................................................... 11
4.5 Filling of motor liquid........................................................................................................................ 13
5. Order of assembly ......................................................................................................................... 14
6. Test specifications ........................................................................................................................ 18

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Grundfos SQ Specifications

General IconGeneral
MotorPermanent magnet motor
MaterialStainless steel
Protection classIP68
Frequency50/60 Hz
ApplicationIrrigation, Pressure boosting
Pumped liquidWater
Power SupplySingle-phase or Three-phase
Operating Temperature0 - 40 °C

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