By david holland and ronald burg, mahans thermal products. The majority of hand pumps that are in current use by the forest service are monitor pumps. An introduction to water system pump operation and maintenance. On june 6th, 1944, a chriscraft built personnel carrier with a sherwood pump was the first allied landing craft to hit the normandy beaches. United states operation and agriculture maintenance. The series pl close coupled booster pumps are specifically designed for quiet operation in hyrdronic, radiant and geothermal heating and cooling systems. If the pump needs to be opened to do this, ensure that the pump and motor are switched off and cannot be turned on accidently eg. The maintenance schedule and scope are specified in the operating manual. As the demands on inhouse manpower increase, do more with less mentality, we are finding pumps and motors failing at alarming rates. We carry out maintenance with highest accuracy following the quality guidelines for new pumps. The solution to maintaining reliable pump operations is a robust maintenance program that combines monitoring basic machine health data in addition to pump operating conditions.
This book shows how condition monitoring can be applied to detect internal degradation in pumps so that appropriate maintenance can be decided upon based on actual condition rather than arbitrary time scales. Pump maintenance part 1 wilfley heavy duty centrifugal pumps are designed for long life with minimal maintenance. When properly installed and when given reasonable care and maintenance, centrifugal pumps should operate satisfactorily for a long period of time. The manual specifically addresses the operation and maintenance of monitor hand pumps supplied by baker manufacturing company, evanston, wisconsin. Even so, some pump maintenance is required and should be carried out on a consistent basis.
A very careful diagnostic inspection is followed by a binding proposal to assure optimum transparency of the costs. Basics concepts of operation, maintenance, and troubleshooting, part i. The books includes all the necessary information selection and application of the all ranges of centrifugal, rotary, positive displacement pumps and boiler feed water pumps. Procedures may vary for different pump types and pump. This portable document format \ pdf \ file contains bookmarks, thumbnails, and hyperlinks to help you navigate through the document. Patterson pumps, when properly installed and operated, and when given reasonable care and maintenance, will operate satisfactorily for a long period of time. Regular maintenance is especially critical for 3600 rpm motors and pumps. Pumps of this type and size are generally mounted on a common base plate with the drive. Filters or oil levelquality or water leaks or oil leaks plumbing belts, pulley accessories seals valves contact cat pumps for more information. In addition, these pumps can be used when lots of air has. Pdf predictive maintenance of pumps using condition. Preventive maintenance checklist for centrifugal pumps.
Rotary pump are the positive displacements pump and in this. Actions required only for specific pump types are so noted. Pump maintenance michigan water environment association. Pumps need to be sized based on pressure, flowrate and head. This section of pump books has been produced to train pump users technicians and engineers at all levels, these handbooks will provide a great reference tool. This allows them to plan for repairs and avoid unexpected downtime. Pdf basic concepts of maintenance ksb pumps sami memon. Hydraulic oil cxheck refill if low fill to 75% 85% of oil cavity. Demonstrations include wetend assembly, bearing housing assembly, and vbelt installation and adjustment, and are coupled with classroom instruction to help participants prevent problems before they occur. Practical centrifugal pumps design, operation and maintenance by the authors paresh girdhar, moni is a comprehensive guide to pump construction, application, working, maintenance and management issues. Hoist a bare pump using suitable slings under the bearing housing saddle on each end. Pump maintenance checklist maintenance description comment frequency daily weekly monthly annually.
Take photos of issues using your mobile device during inspections. Fairbanks nijhuis pumps are equipped with high grade antifriction bearings which are lubricated at the factory for approximately six months average service. Centrifugal pump preventive maintenance is a critical step in ensuring pumps last for as long as possible. This practical, handson course is designed for maintenance and operations personnel. If you want to send a pump for maintenance and service work to. The pump is a centrifugal, single stage closecoupled type. This manual covers the installation, operation and maintenance of patterson pump vertical inline pumps. Pump manufacturers supply a manual with recommended maintenance procedures for their centrifugal pumps.
Maintenance contracts are often provided on a productrelated basis. Model 3393 installation, operation, and maintenance manual. Marine engine coolant pumps for the united states navy. Predictive maintenance should be part of routine maintenance for pumps and rotating equipment that absolutely can not go down. Centrifugal pumps develop pressure by increasing the velocity of the liquid liquid is literally flung out of the cutwater. Energy used to operate pumps dependent on flow rate, total pressure and overall pump efficiency labor and parts to maintain and repair pumps cost will inevitably go up without preventative maintenance. Preventive maintenance checklist for centrifugal pumps to guarantee an efficiently performing centrifugal pump that provides service with minimal repairs and shutdowns, institute a sound preventive maintenance program. Pull spool piece to inspect pipe internal condition. The pumps described in this manual should not be installed in any manner except as specified herein, and must not be operated at speeds, capacities, pressures, or temperatures other than those specified on this the order. Preventative maintenance most of the maintenance needed for a moyno pump is based on lookfeel yearly maint. With predictive devices currently available, it is incumbent upon. Industrial pump maintenance for centrifugal pumps dxp. You achieve this longevity by establishing a maintenance plan for your pump. The rotating element which includes an impeller and a shaft.
A quick reference checklist for starting and stopping centrifugal pumps is provided below table. They use a vacuum pump or an air compressor to remove the air out of the suction hose and pump body in order to prime the pump. Efficiency decreases catastrophic failure will happen. Pump and motor preventative maintenance program thank you for this opportunity to provide your facility with a proactive preventative maintenance program. Make notes to better describe the nature of the issue. Regular maintenance of pumps and drives prolongs their service life and saves costs.
There are four areas that should be incorporated in a pump maintenance program. Creating predictive and preventive maintenance plans for pumps. If the pumps are stored for long periods of time prior to installation and operation, refer to fairbanks nijhuis storage of pumps notice, form kc9, located at the front of this manual. Predictive maintenance is the complement of preventive maintenance. These pumps must not be used to pump any fluid other than those specified for the order. This manual covers the installation, operation and maintenance of patterson pump type hsc pumps. Centrifugal pumps can also be constructed in a manner that results in two distinct volutes, each receiving the liquid that is discharged from a 180. Maintenance refers to checks, inspection and care required to be regularly performed in defined intervals during service life. Operation and maintenance manual universal i series positive. Failure to observe the instructions contained in this manual could result in personal injury and. During this time, sherwood also supplied pumps to marine engines. Operators and maintenance managers get a glimpse into the future life of the pump as its running today.
The dynamic pump category is made up of centrifugal pumps and special effect pumps such as eductor and hydraulic ram pumps. Positive displacement pumps allow liquid to flow into an open cavity trap the liquid in the pump transport liquid from the suction to discharge port mechanically force liquid out of the pump. Installation, operation, and maintenance manual goulds pumps. Jul 17, 2017 operators who adhere to a preventive maintenance program will reap the benefits of a facility that functions without encountering breakdowns and out of service situations. Maintenance scheduling for mechanical equipment, september 1995. Pump maintenance repair brian trombly mo droppers cummins bridgeway, gaylord, mi the basic centrifugal pump consists of two main elements.
Submersible pumps maintenance schedule dnescription operatio every 300 hrs. Working mechanism of a centrifugal pump a centrifugal pump is one of the simplest pieces of equipment in any process plant. Schedule routine inspections to maintain the good working order of pumps. These inline permanently lubricated pumps are available in cast iron or leadfree bronze body construction. Operators who adhere to a preventive maintenance program will reap the benefits of a facility that functions without encountering breakdowns and outofservice situations.
When properly installed and when given reasonable care and maintenance, centrifugal pumps should operate satisfactorily for. However, unless it is an rf pump 14, 34, 64, 4, 224 or 324, mounting it on its side will require more lubrication before operating see operation on page 16. Through the utilization of various nondestructive testing and measuring techniques, predictive maintenance determines equipment status before a breakdown occurs. Pumps of this type are called double volute pumps they may also be referred to a split volute pumps. General pump inspection and maintenance schedule packaged pump systems any additional inspections, maintenance, or tests required by nfpa standards for fire pumps are excluded. The book focuses on the main condition monitoring techniques particularly relevant to pumps vibration analysis, performance analysis. Assign immediate action for urgent issues found during pump maintenance checks. Pump can be mounted in any of three positions without removing shafts. Practical centrifugal pumps design, operation and maintenance. Page 4 attra maintaining irrigation pumps, motors, and engines pumped water can attach to the windings and cause early failure.
The article has been written keeping in mind the level and interests of students and the beginners in operation. Troubleshooting and preventive maintenance of hydraulic. Read all instructions in this manual before operating or servicing a pump. Model 3196 iframe installation, operation, and maintenance manual 5 introduction and safety introduction purpose of this manual the purpose of this manual is to provide necessary information for. Maintenance strategies for water and wastewater systems page 3 of 5 wp23 maintenance strategies preventive maintenance more common among mediumsized and larger organizations was a level of preventive maintenance, e. Troubleshooting and preventive maintenance of hydraulic systems. Maintenance and troubleshooting of progressing cavity pumps. These pumps are generally referred to as primeassist pumps. This enables the pump to start dry and reprime itself without manually adding water. Maintenance procedures and checklists vary by pump model and type, as well as service requirements so the most accurate information and.