Xylem LSNIH - Manual (Page 3)

Installation, Operating and Maintenance Instruction Model LSN
LSN 100-english page 1 Revision 01
Article No 771076024 Issue 01/2010
TABLE of CONTENTS
Pump Name Plate ..................................................... 2
ATEX-Label (only for pumps in compliance with
EC directive 94/9/EG) ................................................ 2
1. General................................................................... 3
1.1 Guarantee ......................................................... 3
2. Safety Regulations ............................................... 3
2.1 Marking of References in the Operating
Instructions .............................................................. 3
2.2 Dangers of non-observance of the Safety
Instructions .............................................................. 4
2.3 Safety Instructions for the Operator / Worker ... 4
2.4 Safety Instructions for Maintenance, Inspections
and Mounting Work ................................................. 4
2.5 Unauthorized Alteration and Spare Parts
Production ............................................................... 4
2.6 Undue Operation ............................................... 4
2.7 Explosion Protection.......................................... 4
2.8 Use acc. to Regulations .................................... 6
3. Description ............................................................ 6
3.1 Design ............................................................... 6
3.2 Shaft Sealing ..................................................... 7
3.3 Bearings ............................................................ 7
3.4 Approximate Value for Sound Pressure Level .. 7
3.5 Permitted Nozzle Loads and Torques at the
Pump Nozzles ... ..................................................... 7
4. Transport, Handling, Storage .............................. 8
4.1 Transport, Handling ........................................... 8
4.2 Storage / Conservation...................................... 9
5. Mounting / Installation ......................................... 9
5.1 Mounting of Pump / Unit .................................... 9
5.2 Connection of Pipings to the Pump ................... 9
5.3 Coupling ........................................................... 10
5.4 Drive ................................................................ 11
5.5 Electric Connection .......................................... 12
5.6 Final Control .................................................... 12
6. Start-up, Operation, Shut down ......................... 12
6.1 Initial start-up ................................................... 12
6.2 Switch on drive ................................................ 12
6.3 Restarting ........................................................ 12
6.4 Limits of Operation .......................................... 13
6.5 Lubrication of Bearings .................................... 13
6.6 Monitoring ........................................................ 14
6.7 Shutting down .................................................. 14
6.8 Storage / longer periods of non-operation ....... 14
7. Servicing, Maintenance ...................................... 14
7.1 General remarks .............................................. 14
7.2 Mechanical seals ............................................. 14
7.3 Stuffing boxes .................................................. 15
7.4 Lubrication and Change of Lubricant ............... 15
7.5 Coupling ........................................................... 15
7.6 Cleaning of pump ............................................ 16
8. Dismantling and repair of pump ........................ 16
8.1 General remarks .............................................. 16
8.2 General ............................................................ 16
8.3 Disassembly of Back Pull Out Assembly ......... 16
8.4 Removal of Impeller ......................................... 17
8.5 Removal of Shaft Sealing ................................ 17
8.6 Removal of Bearing ......................................... 17
8.7 Reconditioning ................................................. 17
8.8 Mounting .......................................................... 18
9. Recommended Spare Parts, Spare Pumps ...... 19
9.1 Spare Parts ...................................................... 19
9.2 Stand-by pumps ............................................... 19
10. Faults - Causes and Solutions ......................... 19