Goulds Pumps 7200CB - IOM - Manual (Page 4)

Table of Contents
Commissioning, Startup, Operation, and Shutdown ......................................................... 32
Preparation for startup .......................................................................................................... 32
Remove the coupling guard .................................................................................................. 33
Check the rotation - Frame Mounted ..................................................................................... 33
Couple the pump and driver .................................................................................................. 33
Coupling guard assembly ................................................................................................... 34
Bearing lubrication ................................................................................................................ 38
Oil volumes ......................................................................................................................... 38
Lubricating-oil requirements ............................................................................................... 38
Acceptable oil for lubricating bearings ................................................................................ 39
Lubricate the bearings with oil ............................................................................................ 39
Lubricate the bearings with pure or purge-oil mist (optional) .............................................. 40
Lubricate the bearings after a shutdown period .................................................................. 42
Shaft sealing with a mechanical seal .................................................................................... 42
Connection of sealing liquid for mechanical seals ................................................................. 43
Prime the pump with the suction supply above the pump ..................................................... 43
Start the pump ...................................................................................................................... 44
Pump operation precautions ................................................................................................. 45
Shut down the pump ............................................................................................................. 46
Make the final alignment of the pump and driver ................................................................... 46
Doweling the pump casing .................................................................................................... 46
Dowel for motor installation ................................................................................................ 46
Dowel for cold and hot service ............................................................................................ 47
Additional dowel for hot service .......................................................................................... 47
Maintenance ........................................................................................................................... 49
Maintenance schedule .......................................................................................................... 49
Bearing maintenance ............................................................................................................ 50
Mechanical-seal maintenance .............................................................................................. 50
Disassembly ......................................................................................................................... 51
Disassembly precautions ................................................................................................... 51
Tools required .................................................................................................................... 51
Prepare for disassembly ..................................................................................................... 51
Bundle Removal Using Disassembly Cradle ...................................................................... 53
Bundle Removal Using Slings Only .................................................................................... 59
Prepare for Bundle Disassembly ........................................................................................ 62
Disassemble the radial end (ball bearing pumps) ............................................................... 63
Disassemble the thrust end (ball bearing pumps) ............................................................... 64
Disassemble the Radial End (Sleeve/Hydrodynamic Bearing Pumps) ............................... 65
Disassemble the Thrust End (Sleeve/Hydrodynamic Bearing Pumps) ............................... 68
Disassemble the Bundle ..................................................................................................... 73
Preassembly inspections ...................................................................................................... 81
Replacement guidelines ..................................................................................................... 81
Shaft replacement guidelines ............................................................................................. 84
Bearings inspection ............................................................................................................ 85
Replace the wear bushings ................................................................................................ 86
Reassembly .......................................................................................................................... 89
Assemble the Bundle .......................................................................................................... 89
Confirm the seal chamber runout ....................................................................................... 96
Assemble the radial end (ball bearing pumps) .................................................................... 97
Assemble the thrust end (ball bearing pumps) ................................................................... 99
Assemble the Radial End (Sleeve/Hydrodynamic Bearing Pumps) .................................. 101
Assemble the Thrust End (Sleeve/Hydrodynamic Bearing Pumps) .................................. 103
Prepare for Bundle Reassembly ....................................................................................... 109
Bundle Assembly Using Disassembly Cradle ................................................................... 110
Bundle Assembly Using Slings Only ................................................................................. 115
Final Assembly Steps ....................................................................................................... 117
2 Model 7200CB, API Type BB5 Barrel Multistage / ISO 13709 2nd Edition / API 610 11th Edition Installation, Operation, and
Maintenance Manual