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PATTERSON PUMP COMPANY / A Subsidiary of The Gorman Rupp Co. P.O. Box 790 / Toccoa, Georgia 30577 / (706) 886-2101 / FAX (706) 886-0023 www.pattersonpumps.com...

General Pump Inspection and Maintenance Schedule...

Mixed Flow, Axial Flow, and Large Vertical Turbine Pumps...

Excludes motors, engines, gear drives, VFD s, and controls. For Patterson s packaged pump systems product, refer to the General Pump Inspection and Maintenance Schedule for packaged pump systems. Any additional inspections, maintenance, or tests required by NFPA- Standards for fire pumps are excluded. Refer to NFPA Standards for additional requirements for fire pumps. Actions required only for specific pump types are so noted. The symbol ( ) used in the table below indicates that the action indicated may not be applicable to a specific pump of a particular type. For more information regarding inspection and maintenance requirements refer to the Patterson O & M manual supplied with the pump. Contact Patterson Pump Company if assistance is needed to determine the inspection and service requirements for a specific pump. Inspect ( ) or service ( ) at the indicated calendar time or run time interval whichever comes first Replenish grease lubricated sleeve bearing grease per the O & M manual using the manual grease lubricator. Perform every 3 months while idle. (vertical wet pit pumps so equipped) Unusual noise Unusual vibration Unusual temperature Leaks in pump or piping Pressure gauge readings Visual inspection of equipment general condition Anytime a pump is opened, inspect the running clearances and restore them to original specifications if the running clearances have doubled (adjust ring clearances if so supplied or install new wear rings) Anytime a pump is opened, inspect the impeller for corrosion or excessive wear. Packing box verify slight leakage (if excessive, adjust gland or seal water valve replace packing if required) Mechanical seal (should be no leakage) Drain lines are working properly Coupling integrity Drive shaft integrity Verify proper operation of oil drip lubricator (vertical wet pit pumps so equipped) Verify proper operation of automatic grease lubricator (vertical wet pit pumps so equipped) Operate the pump (note for vertical wet pit pumps first verify proper lubrication ) Tightness of foundation and hold-down bolts Add grease to universal joint shafting u-joint bearings, antifriction steady bearings (maintain records) Add grease to coupling (maintain records) Replace packin...

Document Keywords

General Pump Schedule/Maintenance for Mixed Flow, Axial Flow, and Large Vertical Turbine Pumps pd fs schedule large vertical turbine

About Patterson Pump Co.


Fax: 706-886-0023

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