4.5.3 Suction-piping checklist.................................................................................................................33
4.5.4 Discharge piping checklist.............................................................................................................34
4.5.5 Final piping checklist .....................................................................................................................35
5 Commissioning, Startup, Operation, and Shutdown ................................................................................... 36
5.1 Preparation for startup.............................................................................................................................36
5.2 Remove the coupling guard ....................................................................................................................37
5.3 Check the rotation ...................................................................................................................................38
5.4 Couple the pump and driver ....................................................................................................................39
5.4.1 Install the coupling guard ..............................................................................................................40
5.5 Pump priming ..........................................................................................................................................42
5.5.1 Prime the pump with the suction supply above the pump............................................................. 42
5.5.2 Prime the pump with the suction supply below the pump ............................................................. 42
5.5.3 Other methods of priming the pump.............................................................................................. 43
5.6 Start the pump.........................................................................................................................................43
5.7 Pump operation precautions ...................................................................................................................44
5.8 Shut down the pump ...............................................................................................................................45
5.9 Make the final alignment of the pump and driver .................................................................................... 45
6 Maintenance.....................................................................................................................................................46
6.1 Maintenance schedule ............................................................................................................................46
6.2 Bearing maintenance ..............................................................................................................................47
6.2.1 Ball bearing types..........................................................................................................................47
6.2.2 Grease lubrication schedule..........................................................................................................47
6.2.3 Lubricating-grease requirements .................................................................................................. 47
6.2.4 Regrease the grease-lubricated bearings ..................................................................................... 48
6.2.5 Lubricate the bearings after a shutdown period ............................................................................ 48
6.3.1 Mechanical-seal maintenance.......................................................................................................48
6.4 Disassembly ............................................................................................................................................49
6.4.1 Disassembly precautions ..............................................................................................................49
6.4.2 Tools required................................................................................................................................50
6.4.3 Drain the pump..............................................................................................................................50
6.4.4 Prepare for disassembly ...............................................................................................................50
6.4.5 Disassemble the discharge end ball bearing for the radial suction configuration ......................... 50
6.4.6 Disassemble the pump body.........................................................................................................51
6.4.7 Disassemble the suction end ball bearings................................................................................... 51
6.4.8 Remove the shaft seal ..................................................................................................................51
6.5 Preassembly inspections.........................................................................................................................52
6.5.1 Replacement guidelines................................................................................................................52
6.6.1 Prepare for reassembly.................................................................................................................52
6.6.2 Reassemble the shaft seal............................................................................................................53
6.6.3 Reassemble the suction end ball bearings ................................................................................... 53
6.6.4 Reassemble the pump body .........................................................................................................54
6.6.5 Complete the reassembly for the end suction configuration ......................................................... 55
6.6.6 Reassemble the discharge end ball bearings for the radial suction configuration ........................ 55
6.7 Assembly references...............................................................................................................................56
6.7.1 Torque values................................................................................................................................56
6.7.2 Gap widths ....................................................................................................................................56
Table of Contents
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Model 3355 Installation, Operation, and Maintenance Manual
Содержание Goulds Pump 3355
Страница 1: ...Installation Operation and Maintenance Manual Model 3355 ...
Страница 2: ......
