Goulds Pumps VIT - IOM - Manual (Page 3)

Table of Contents
Introduction and Safety...................................................................................................................................................3
Safety...................................................................................................................................................................................3
Safety message levels.....................................................................................................................................................3
Environmental safety.....................................................................................................................................................3
User health and safety...................................................................................................................................................4
Safety regulations for Ex-approved products in potentially explosive atmospheres...........................................5
Product warranty............................................................................................................................................................7
Transportation and Storage............................................................................................................................................8
Receive the unit..................................................................................................................................................................8
Unpack the unit.................................................................................................................................................................8
Pump handling...................................................................................................................................................................8
Lifting methods..............................................................................................................................................................8
Pump storage requirements...........................................................................................................................................10
Prepare the pump for long-term storage.................................................................................................................11
Product Description........................................................................................................................................................12
General description.........................................................................................................................................................12
Nameplate information..................................................................................................................................................12
Installation.........................................................................................................................................................................15
Preinstallation...................................................................................................................................................................15
Inspect the sub-base....................................................................................................................................................15
Concrete foundation requirements...........................................................................................................................15
Install the pump on a structural-steel foundation...................................................................................................17
Piping checklists...........................................................................................................................................................17
Install a partially-assembled pump...............................................................................................................................18
Install the bowl assembly...............................................................................................................................................19
Install the threaded coupling.........................................................................................................................................20
Column installation.........................................................................................................................................................20
Install the open lineshaft.............................................................................................................................................20
Install the enclosed lineshaft......................................................................................................................................22
Install the discharge head...............................................................................................................................................24
Stuffing box installation.................................................................................................................................................24
Install the type A and B stuffing boxes....................................................................................................................26
Install the type C stuffing box....................................................................................................................................27
Mechanical seal options..................................................................................................................................................27
Install the mechanical seal..........................................................................................................................................28
Assemble a single inside-mounted mechanical seal................................................................................................32
Assemble a single outside-mounted mechanical seal.............................................................................................33
Install the high-pressure seal......................................................................................................................................34
Install the dual mechanical seals................................................................................................................................35
Install the tube tension plate.........................................................................................................................................36
Tension the enclosing tube.........................................................................................................................................37
Install the tension nut..................................................................................................................................................38
Install a solid-shaft driver...............................................................................................................................................39
Install the coupling hub..............................................................................................................................................42
Impeller adjustment.....................................................................................................................................................42
Adjust the impeller for a solid-shaft driver..............................................................................................................44
Install a hollow-shaft driver...........................................................................................................................................44
Assemble the type AR rigid-flanged coupling.........................................................................................................46
Complete the hollow-shaft driver installation.........................................................................................................47
Table of Contents
Model VIT Installation, Operation, and Maintenance 1