Goulds Pumps Installation, Operation, and Maintenance



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Goulds Pumps
Installation, Operation, and
Maintenance
Model VIT



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
Product description
Commissioning, startup, operation, and shutdown
Parts listings and cross-sectional drawings
Introduction and safety
Safety message levels
Waste and emissions regulations
Product and product positioning requirements
Earthing (grounding)
Precautions during work
Clean chemicals from the eyes
General guidelines
Product and product handling requirements
Equipment for monitoring
Lifting methods
Table 1: methods
Pump storage requirements
When pump is not in regular operation
Nameplate information
Discharge head nameplate
Nameplate field
Concrete foundation requirements
Figure 3: example of atypical installation
Table 3: levelness tolerances
Install the pump on a structural-steel foundation
Piping guidelines
Checkexplanation/comment
Install a partially-assembled pump
Install the bowl assembly
Install the threaded coupling
Column installation
If yourlineshaft
Install the enclosed lineshaft
If your lineshaft
Stuffing box installation
Figure 6: type c stuffing box
Install the type c stuffing box
Mechanical seal options
Runout ofdriver shaft
Assemble a single inside-mounted mechanical seal
If the seal is...
Install the high-pressure seal
Install the dual mechanical seals
Figure 7: tandem-mounted seal (dual unpressurized)
Table 4: tube weight
Tension the enclosing tube using the wrenching method
Install the tension nut
If the tube is...
Figure 10: non-spacer type coupling
Install the coupling hub
Impeller adjustment
Figure 12: adjustable coupling (type a)
If yourimpeller is
Install a hollow-shaft driver
Assemble the type ar rigid-flanged coupling
Complete the hollow-shaft driver installation
Adjust the impeller fora hollow-shaft driver
Shaft sizethread
Part 1: system and installation inspections
Part 2: pump assembly pre-start inspections
Part 3: unit startup
Commissioning, startup, operation, and
Precautionsnotice:
Prepare for startup
Lineshaft size (od)
Start the pump
Pump operation precautions
Operation at reduced capacity
Operation under freezing conditions
Continuous leaks
Shut down the pump
Lubricate the thrust pot during a shutdown period
Routine inspections
Adjust and replace the packing
Adjust the packing when there is overheating or no leaks
Thrust pot lubrication guidelines
Disassemblydisassembly precautions
Disassemble the head and column
Bowl disassembly
Disassemble the keyed bowl
Remove the bowl, suction bell, and lineshaft bearings
Pre-assembly inspections
Gaskets, o-rings, shims, and seats replacement
Mechanical seal checks
Install the taper collet bowl assembly
Install the keyed bowl assembly
Pump sizex dimension (inches)
Symptomcause

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