Operation &
Maintenance Manual
Pump
BW/BD
782-080-GB HSC 09-W13 Edition 4 3/22
Contents ........................................................................................................... page
1. FOREWORD................................................................................................................. 4
2. GUARANTEE ............................................................................................................... 4
3. SAFETY AND ENVIRONMENT .................................................................................... 5
3.1 Symbols ............................................................................................................................................... 5
3.2 General safety instructions................................................................................................................... 5
3.3 Environment......................................................................................................................................... 5
4. TECHNICAL DATA ....................................................................................................... 6
4.1 General ................................................................................................................................................ 6
4.2 Main parts ............................................................................................................................................ 6
4.3 Sound level .......................................................................................................................................... 7
5. CHECK POINTS BEFORE INSTALLATION................................................................. 8
5.1 Delivery check...................................................................................................................................... 8
5.2 Oil level ................................................................................................................................................. 8
5.3 Power supply ........................................................................................................................................ 8
5.4 Motor protection ................................................................................................................................... 8
5.5 Electromotor......................................................................................................................................... 8
5.6 Pump seals .......................................................................................................................................... 8
5.7 Installation parts ................................................................................................................................... 8
6. FIRST PUMPSTART..................................................................................................... 9
6.1 Direction of rotation .............................................................................................................................. 9
6.2 Current-check....................................................................................................................................... 9
6.3 Start frequency...................................................................................................................................... 9
7. INSTALLATION OPTIONS ........................................................................................... 10
7.1 General ................................................................................................................................................ 10
7.2 Installation -H ....................................................................................................................................... 10
7.3 Installation -V ....................................................................................................................................... 11
7.4 Installation -HS and -VS ........................................................................................................................ 11
7.5 Installation -K ....................................................................................................................................... 12
7.6 Maximum flange forces and moments ................................................................................................. 13
8. MAINTENANCE ............................................................................................................ 14
8.1 General ................................................................................................................................................ 14
8.2 Maintenance schedule .......................................................................................................................... 14
8.3 Lubricants............................................................................................................................................. 14
8.4 Oil level ................................................................................................................................................ 14
8.5 Oil change ............................................................................................................................................ 14
8.6 Flexible coupling .................................................................................................................................. 15
9. TRANSPORT AND STORAGE..................................................................................... 17
10. OPTIONS......................................................................................................................17
10.1 Seal flushing ........................................................................................................................................ 17
11. TROUBLE SHOOTING ................................................................................................ 18
APPENDIX 1; Dataplate ....................................................................................................... 19
APPENDIX 2; Example of a direct start (DOL) diagram.................................................... 20
APPENDIX 3; Example of a star-delta start (YD) diagram ................................................ 21
APPENDIX 4; Notes ............................................................................................................. 22
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