Installation, Operating and Maintenance Instruction
Model MPB, MPV
TABLE of CONTENTS
Pump Name Plate ................................................... 70
1. General................................................................. 71
1.1 Guarantee ....................................................... 71
2. Safety Regulations ............................................. 71
2.1 Marking of References in the Operating
Instructions ............................................................ 71
2.2 Dangers of non-observance of the Safety
Instructions ............................................................ 72
2.3 Safety Instructions for the Operator / Worker . 72
2.4 Safety Instructions for Maintenance, Inspections
and Mounting Work ............................................... 72
2.5 Unauthorized Alteration and Spare Parts
Production ............................................................. 72
2.6 Undue Operation ............................................. 72
2.7 Explosion Protection........................................ 72
2.8 Use acc. to Regulations .................................. 74
3. Description .......................................................... 75
3.1 Models ............................................................. 75
3.2 Shaft Sealing ................................................... 75
3.3 Bearings .......................................................... 75
3.4 Approximate Value for Sound Pressure Level 75
3.5 Permitted Nozzle Loads and Torques at the
Pump Nozzles ... ................................................... 75
3.6 Permitted Pressures and Temperatures ......... 77
4. Transport, Handling, Storage ............................ 77
4.1 Transport, Handling ......................................... 77
4.2 Storage / Preservation..................................... 78
5. Mounting / Installation ....................................... 78
5.1 Mounting the unit / Foundation ........................ 78
5.2 Connection of Pipings to the Pump ................. 78
5.3 Coupling .......................................................... 79
5.4 Drive ................................................................ 79
5.5 Electric Connection ......................................... 79
5.6 Final Control .................................................... 80
6. Start-up, Operation, Shut down ........................ 80
6.1 Initial start-up ................................................... 80
6.2 Switch on drive ................................................ 80
6.3 Restarting ........................................................ 80
6.4 Limits of Operation .......................................... 81
6.5 Lubrication of Bearings .................................... 81
6.6 Monitoring ........................................................ 81
6.7 Shutting down .................................................. 81
6.8 Storage / longer periods of non-operation ....... 82
7. Servicing, Maintenance ...................................... 82
7.1 General remarks .............................................. 82
7.2 Mechanical seals ............................................. 82
7.3 Stuffing boxes .................................................. 82
7.4 Lubrication and Change of Lubricant ............... 83
7.5 Coupling ........................................................... 83
7.6 Cleaning of pump ............................................ 83
8. Dismantling and repair of pump ........................ 83
8.1 General remarks .............................................. 83
8.2 General ............................................................ 84
8.3 Tools and Equipment ....................................... 84
8.4 Dismantling the Pump ..................................... 84
8.5 Replacing Roller Bearings ............................... 84
8.6 Replacing the Slide Bearing ............................ 85
8.7 Replacement of the shaft sleeve with a packing
gland / Replacement of the mechanical seal ......... 85
8.8 Dismantling ...................................................... 89
8.9 Repairs ............................................................ 89
9. Reassembly ......................................................... 91
9.1 Preparation ...................................................... 91
9.2 Model MPB ...................................................... 92
9.3 Model MPV ...................................................... 92
10. Spare Parts, Spare Pumps ............................... 93
10.1 Spare Parts .................................................... 93
10.2 Stand-by pumps ............................................. 93
11. Faults - Causes and Solutions ......................... 93
Weights of the MPB Design................................... 95
Weights of the MPV Design................................... 96
Tightening Torques ................................................ 96
12. Motor Operating Instructions .......................... 97
MPB 100-english
page 69
Article No 771074115
Summary of Contents for Lowara MPV 100.2
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