Xylem LMZ - Manual (Page 41)

Installation, Operating and Maintenance Instruction Model LR, LMR, LRZ, LMZ
page 37
TABLE of CONTENTS
Pump Name Plate ... ............................................... 38
1. General................................................................. 39
1.1 Guarantee ....................................................... 39
2. Safety Regulations ............................................. 39
2.1 Marking of References in the Operating
Instructions ............................................................ 39
2.2 Dangers of non-observance of the Safety
Instructions ............................................................ 40
2.3 Safety Instructions for the Operator / Worker . 40
2.4 Safety Instructions for Maintenance, Inspections
and Mounting Work ............................................... 40
2.5 Unauthorized Alteration and Spare Parts
Production ............................................................. 40
2.6 Undue Operation ............................................. 40
2.7 Use acc. to Regulations .................................. 40
3. Description .......................................................... 41
3.1 Design ............................................................. 41
3.2 Pump Coding .................................................. 41
3.3 Shaft Sealing ................................................... 42
3.4 Bearings .......................................................... 43
3.5 Condensation .................................................. 43
3.6 Approximate Value for Sound Pressure Level 43
3.7 Permitted Nozzle Loads and Torques at the
Pump Nozzles ... ................................................... 43
3.8 Permitted pressures and temperatures ........... 45
4. Transport, Handling, Storage ............................ 45
4.1 Transport, Handling ......................................... 45
4.2 Storage / Conservation.................................... 45
5. Mounting / Installation ....................................... 45
5.1 Mounting of Pump / Unit .................................. 45
5.2 Connection of Piping to the Pump ................... 46
5.3 Drive ................................................................ 46
5.4 Electric Connection ......................................... 46
5.5 Final Check ...................................................... 47
6. Start-up, Operation, Shut down ......................... 47
6.1 Initial start-up ................................................... 47
6.2 Switch on drive ................................................ 47
6.3 Restarting ........................................................ 47
6.4 Limits of Operation .......................................... 47
6.5 Lubrication ....................................................... 48
6.6 Monitoring ........................................................ 48
6.7 Shutting down .................................................. 48
6.8 Storage / longer periods of non-operation ....... 48
7. Servicing, Maintenance ...................................... 48
7.1 General remarks .............................................. 48
7.2 Mechanical seals ............................................. 48
7.3 Motor bearings ................................................. 48
7.4 Cleaning of pump ............................................ 48
8. Dismantling and repair of pump ........................ 49
8.1 General remarks .............................................. 49
8.2 General ............................................................ 49
8.3 Coupling guard, Motor replacement ................ 49
9. Spare parts, Spare pumps .................................. 49
9.1 Spare parts ...................................................... 49
9.2 Stand-by pumps ............................................... 50
10. Faults - Causes and Solutions ......................... 50
11. Motor Operating Instructions .......................... 52
Sectional drawing LR.................................................54
Sectional drawing LMR..............................................55
Sectional drawing LRZ.........................................56+57
Sectional drawing LMZ..............................................58
Weights................................................................59+60