68
Contents
1. General information 69
1.1. Manufacturer and country of origin 69
1.2. Copyright 69
1.3. Product information 69
1.4. Model designation 70
1.5. Noise level 71
2. Safety 72
2.1. Declaration 72
2. 2. Designated use 72
2.3. Warnings and safety notes 73
2.4. Pumps resorting under the
2014/34/EC directive (ATEX) 76
3. Transport and temporary storage 78
3.1. Transport 78
3. 2. Tempo rary stora ge 78
4. Installation and operation 79
4.1. Preliminary 79
4.2. Lifting the pump 79
4.3. Location of the pump 79
4.4. Electrical connection of the motor 80
4.5. The pipe work installation 81
4.6. The pipe work for self priming
and air-handling pumps 83
4.7. Pumps with quench 84
4.8. Putting into operation 85
4.9. Starting the pump 85
5. Operation of the pump 86
5.1. Operation with closed valves,
minimum ows 86
5.2. The phenomenon of water hammer 87
5.3. Operation of pumps with
a frequency converter 87
5.4. Pumps that have to start
and stop often 87
5.5. Temporary decommissioning 88
5.6. Permanently decommissioning 88
5.7. Directives in case of failure 88
5.8. Clearing a blockage 88
6. Maintenance, spare parts and cleaning 89
6.1. Maintenance of the motor 89
6. 2. Mechanic al se al 89
6.3. Spare par ts 89
6.4. Cleaning 90
7. Problem solving 91
8. Assembly and disassembly 92
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