Desmi Modular S-N Series - Default Chapter; Table of Contents

Contents
1. PRODUCT DESCRIPTION ............................................................................................................................................4
1.1 DELIVERY.................................................................................................................................................................... 4
2. TECHNICAL DATA ......................................................................................................................................................4
2.1 NAME PLATE .............................................................................................................................................................. 5
2.2 EXPLANATION OF THE TYPE NUMBER ........................................................................................................................ 5
2.3 TECHNICAL DESCRIPTION .......................................................................................................................................... 6
3 . INSTALLATION ..........................................................................................................................................................7
3.1 MOUNTING/FASTENING ............................................................................................................................................ 7
4. TRANSPORT/STORAGE ..............................................................................................................................................8
5. DISMANTLING ...........................................................................................................................................................9
5.1 ACCESS TO IMPELLER ................................................................................................................................................. 9
5.2 DISMANTLING SHAFT SEAL ........................................................................................................................................ 9
5.3 DISMANTLING SEAT ................................................................................................................................................. 10
5.4 DISMANTLING BEARING .......................................................................................................................................... 10
5.5 INSPECTION ............................................................................................................................................................. 10
5.6 DISMANTLING COUPLING ........................................................................................................................................ 10
6. ASSEMBLING ........................................................................................................................................................... 10
6.1 FITTING SEALING RING IN PUMP CASING ................................................................................................................. 10
6.2 FITTING BEARING ..................................................................................................................................................... 10
6.3 FITTING WATER DEFLECTOR .................................................................................................................................... 10
6.4 FITTING SHAFT SEAL ................................................................................................................................................. 11
6.5 FITTING IMPELLER................................................................................................................................................. 11
6.6 FITTING GUIDE RING AND GUIDE VANE PIECE (ONLY S32-25-110N)......................................................................... 11
6.7 FITTING BEARING COVER AND SHAFT SEAL COVER .................................................................................................. 12
6.8 FITTING COUPLING .................................................................................................................................................. 12
6.9 SHAFT....................................................................................................................................................................... 12
7. FROST PROTECTION ................................................................................................................................................ 12
8. DISMANTLING ......................................................................................................................................................... 13
9. START-UP ................................................................................................................................................................ 13
9.1 STARTING ................................................................................................................................................................. 13
10. SYSTEM BALANCING ............................................................................................................................................. 14
11. INSPECTION AND MAINTENANCE.......................................................................................................................... 16
11.1 DRAINING THE PUMP............................................................................................................................................. 16
11.2 BEARING ................................................................................................................................................................ 16
12. REPAIRS ................................................................................................................................................................ 16
12.1 ORDERING SPARE PARTS ........................................................................................................................................ 16
13. OPERATING DATA ................................................................................................................................................. 16
15. INFORMATION RELEVANT FOR DISASSEMBLY OR DISPOSAL AT END-OF-LIFE ........................................................ 19
16. ASSEMBLY DRAWINGS .......................................................................................................................................... 19
16.1 ASSEMBLY DRAWING FOR PUMPS BIGGER THAN S32-25-110 AND S50-32-135N ............................................................... 19
16.2 ASSEMBLY DRAWING FOR S32-25-110 AND S50-32-135N ............................................................................................ 20
17. SPARE PARTS LISTS................................................................................................................................................ 20