VLK
SPX ClydeUnion VLK — Marine - Single Stage Vertical In-Line Centrifugal.
Components & Design
Component data being added…
Technical Data
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Common failures & inspection points
Visual inspection for seepage at seal housing; measure seal face gap with feeler gauge; verify seal flush plan lines for blockage or corrosion deposits
Measure bearing temperature with infrared thermometer (acceptable: <120°C); listen for grinding or squealing noise; check bearing grease condition and lubrication level weekly during continuous duty operation
Visual inspection of impeller blade surfaces for pitting or erosion marks; measure impeller clearances to volute; perform ultrasonic thickness measurement on diffuser vanes; check suction line for blockages or air entrainment
Measure radial and axial alignment using dial indicators (tolerance per API 610: radial <0.05mm, axial <0.05mm); inspect coupling bolts for looseness and corrosion; verify coupling guard condition
Visual inspection of pipe exterior for rust or white/green corrosion deposits; check for water hammer or pressure surges; verify strainers are clean (pressure drop <0.5 bar); inspect vent and drain plugs for seawater infiltration
Type-general inspection and maintenance points for this equipment category — not model-specific.
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