Goulds Pumps LF 3196 i-FRAME - IOM - Manual (Page 4)

Commissioning, Startup, Operation, and Shutdown............................................................................................40
Preparation for startup...................................................................................................................................................40
Remove the coupling guard...........................................................................................................................................40
Check the rotation...........................................................................................................................................................43
Impeller-clearance check................................................................................................................................................43
Impeller clearances (LF 3196)....................................................................................................................................43
Impeller-clearance setting..............................................................................................................................................44
Set the impeller clearance - dial indicator method (all except CV 3196) ............................................................44
Set the impeller clearance - feeler gauge method (all except CV 3196) .............................................................45
Couple the pump and driver..........................................................................................................................................46
Install the coupling guard...........................................................................................................................................46
Bearing lubrication.......................................................................................................................................................50
Shaft-sealing options.......................................................................................................................................................52
Mechanical seal options..............................................................................................................................................52
Connection of sealing liquid for mechanical seals..................................................................................................52
Packed stuffing box option.........................................................................................................................................53
Connection of sealing liquid for a packed stuffing box.........................................................................................53
Dynamic-seal option ..................................................................................................................................................53
Set an elastomeric face seal.........................................................................................................................................54
Pump priming..................................................................................................................................................................54
Prime the pump with the suction supply above the pump...................................................................................54
Prime the pump with the suction supply below the pump...................................................................................55
Other methods of priming the pump.......................................................................................................................56
Start the pump.................................................................................................................................................................56
Activate the i-ALERT
™ Condition Monitor..............................................................................................................57
i-ALERT ™ Condition Monitor routine operation....................................................................................................58
Pump operation precautions.........................................................................................................................................58
Shut down the pump......................................................................................................................................................59
Deactivate the i-ALERT
™ Condition Monitor..........................................................................................................59
Reset the i-ALERT ™ Condition Monitor...................................................................................................................59
Make the final alignment of the pump and driver......................................................................................................59
Maintenance......................................................................................................................................................................61
Maintenance schedule.....................................................................................................................................................61
Bearing maintenance.......................................................................................................................................................62
Lubricating-oil requirements......................................................................................................................................62
Regrease the grease-lubricated bearings ..................................................................................................................63
Lubricate the bearings after a shutdown period......................................................................................................64
Shaft seal maintenance...................................................................................................................................................64
Mechanical-seal maintenance.....................................................................................................................................64
Packed stuffing-box maintenance..............................................................................................................................65
Dynamic-seal maintenance.........................................................................................................................................65
Disassembly......................................................................................................................................................................66
Disassembly precautions.............................................................................................................................................66
Tools required...............................................................................................................................................................66
Drain the pump............................................................................................................................................................67
Remove the coupling...................................................................................................................................................67
Remove the back pull-out assembly..........................................................................................................................67
Remove the coupling hub...........................................................................................................................................70
Impeller removal..........................................................................................................................................................70
Seal-chamber cover removal.......................................................................................................................................71
Remove the seal-chamber cover (3196, CV 3196, HT 3196, LF 3196, 3796) ...................................................71
Remove the stuffing-box cover (3196, CV 3196, HT 3196, LF 3196, 3796) ....................................................72
Remove the dynamic seal ...........................................................................................................................................73
Remove the frame adapter (MTi, LTi) .....................................................................................................................74
Remove the inboard labyrinth oil seal.......................................................................................................................74
Table of Contents
2 Model LF 3196 i-FRAME Installation, Operation, and Maintenance Manual