Goulds Pumps 3796 i-FRAME - IOM - Manual (Page 4)

Impeller-clearance check................................................................................................................................................49
Impeller clearances (3796)..........................................................................................................................................49
Impeller-clearance setting..............................................................................................................................................50
Set the impeller clearance - dial indicator method (all except CV 3196) ............................................................50
Set the impeller clearance - feeler gauge method (all except CV 3196) .............................................................51
Couple the pump and driver..........................................................................................................................................51
Install the coupling guard...........................................................................................................................................52
Bearing lubrication.......................................................................................................................................................56
Shaft-sealing options.......................................................................................................................................................58
Mechanical seal options..............................................................................................................................................58
Connection of sealing liquid for mechanical seals..................................................................................................58
Packed stuffing box option.........................................................................................................................................58
Connection of sealing liquid for a packed stuffing box.........................................................................................58
Pump priming..................................................................................................................................................................59
Pump priming with the suction supply below the pump (3796)..........................................................................59
Start the pump.................................................................................................................................................................60
Activate the i-ALERT
™ Condition Monitor..............................................................................................................60
i-ALERT ™ Condition Monitor routine operation....................................................................................................61
Pump operation precautions.........................................................................................................................................62
Shut down the pump......................................................................................................................................................62
Deactivate the i-ALERT
™ Condition Monitor..........................................................................................................63
Reset the i-ALERT ™ Condition Monitor...................................................................................................................63
Make the final alignment of the pump and driver......................................................................................................63
Maintenance......................................................................................................................................................................64
Maintenance schedule.....................................................................................................................................................64
Bearing maintenance.......................................................................................................................................................65
Lubricating-oil requirements......................................................................................................................................65
Regrease the grease-lubricated bearings ..................................................................................................................66
Lubricate the bearings after a shutdown period......................................................................................................67
Shaft seal maintenance...................................................................................................................................................67
Mechanical-seal maintenance.....................................................................................................................................67
Packed stuffing-box maintenance..............................................................................................................................68
Disassembly......................................................................................................................................................................68
Disassembly precautions.............................................................................................................................................68
Tools required...............................................................................................................................................................68
Drain the pump............................................................................................................................................................69
Remove the coupling...................................................................................................................................................69
Remove the back pull-out assembly..........................................................................................................................69
Remove the coupling hub...........................................................................................................................................72
Impeller removal..........................................................................................................................................................72
Seal-chamber cover removal.......................................................................................................................................73
Remove the seal-chamber cover (3196, CV 3196, HT 3196, LF 3196, 3796) ...................................................73
Remove the stuffing-box cover (3196, CV 3196, HT 3196, LF 3196, 3796) ....................................................74
Remove the frame adapter (MTi, LTi) .....................................................................................................................75
Remove the inboard labyrinth oil seal.......................................................................................................................75
Power-end disassembly...............................................................................................................................................75
Disassemble the bearing frame..................................................................................................................................80
Guidelines for i-ALERT
™ Condition Monitor disposal.......................................................................................81
Disassemble the C-face adapter.................................................................................................................................81
Pre-assembly inspections...............................................................................................................................................82
Replacement guidelines...............................................................................................................................................82
Shaft and sleeve replacement guidelines...................................................................................................................83
Bearing-frame inspection............................................................................................................................................83
C-face adapter inspection...........................................................................................................................................84
Seal chamber and stuffing box cover inspection.....................................................................................................85
Bearings inspection......................................................................................................................................................86
Table of Contents
2 Model 3796 i-FRAME Installation, Operation, and Maintenance Manual