
4.6.1 General piping checklist ................................................................................................................46
4.6.2 Suction-piping checklist.................................................................................................................49
4.6.3 Discharge piping checklist.............................................................................................................51
5 Commissioning, Startup, Operation, and Shutdown ...................................................................................53
5.1 Preparation for startup............................................................................................................................. 53
5.2 Remove the coupling guard .................................................................................................................... 54
5.3 Check the rotation ...................................................................................................................................56
5.4 Impeller-clearance check ........................................................................................................................ 56
5.4.1 Impeller clearances (3198 only) ....................................................................................................57
5.5 Impeller-clearance setting .......................................................................................................................57
5.5.1 Set the impeller clearance - dial indicator method (all except CV 3196, CV 3198, and LF 3196
size 1x1.5-4) ...................................................................................................................................58
5.5.2 Set the impeller clearance - dial indicator method (CV 3196 and CV 3198 only) ......................... 59
5.5.3 Set the impeller clearance - feeler gauge method (all except CV 3196, CV3198 and LF 3196 size
1x1.5-4)............................................................................................................................................60
5.5.4 Set the impeller clearance - feeler gauge method (CV 3196 and CV 3198 only) ......................... 61
5.6 Couple the pump and driver .................................................................................................................... 62
5.6.1 Install the coupling guard .............................................................................................................. 62
5.6.2 Bearing lubrication ........................................................................................................................67
5.7 Shaft-sealing options...............................................................................................................................68
5.7.1 Mechanical seal options................................................................................................................ 69
5.7.2 Connection of sealing liquid for mechanical seals ........................................................................69
5.7.3 Packed stuffing box option ............................................................................................................69
5.8 Install the shaft guard - if provided ..........................................................................................................70
5.9 Pump priming ..........................................................................................................................................70
5.9.1 Prime the pump with the suction supply above the pump............................................................. 70
5.9.2 Prime the pump with the suction supply below the pump ............................................................. 70
5.9.3 Other methods of priming the pump..............................................................................................71
5.10 Start the pump.......................................................................................................................................71
5.11 i-ALERT® Equipment Health Monitor....................................................................................................72
5.12 Pump operation precautions ................................................................................................................. 73
5.13 Shut down the pump ............................................................................................................................. 74
5.14 Deactivate the i-ALERT® Equipment Health Monitor............................................................................74
5.15 Reset the i-ALERT® Health Monitor .....................................................................................................74
5.16 Make the final alignment of the pump and driver .................................................................................. 75
6 Maintenance..................................................................................................................................................... 76
6.1 Maintenance schedule ............................................................................................................................ 76
6.2 Bearing maintenance .............................................................................................................................. 77
6.2.1 Lubricating-oil requirements.......................................................................................................... 77
6.2.2 Regrease the grease-lubricated bearings .....................................................................................78
6.2.3 Lubricate the bearings after a shutdown period ............................................................................79
6.3 Shaft seal maintenance...........................................................................................................................80
6.3.1 Mechanical-seal maintenance.......................................................................................................80
6.4 Disassembly ............................................................................................................................................ 80
6.4.1 Disassembly precautions .............................................................................................................. 80
6.4.2 Tools required................................................................................................................................ 81
6.4.3 Drain the pump..............................................................................................................................81
6.4.4 Remove the coupling ....................................................................................................................82
6.4.5 Remove the back pull-out assembly ............................................................................................. 82
Table of Contents
2 Model 3198 and CV3198 i-FRAME Installation, Operation, and Maintenance Manual