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Installation and operating instructions WILO Mather and Platt 

 Sump Pumps                                                                                                              6 

 

       

 

 
 
 
 
 
 
 
 
 
 
 

Fig. 4: PNV pump with grease lubrication: (See Page No. 23; Point no. 9.3.1.3)  

 

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Страница 1: ...WMPPPL_IOM_Sump Pumps_RV 002_202011102 en Installation and Operating Instructions WILO Mather and Platt Sump Pumps ...

Страница 2: ...ct at site The authorities that install and maintain the pump shall be responsible for hassle free installation operation or maintenance of the product This document is prepared with at most care to ensure correct and accurate information enabling the user to have trouble free installation and operational support However there can be few areas for improvement to make this document error free We we...

Страница 3: ...nd operating instructions WILO Mather and Platt Sump Pumps 3 CAUTION Do not lift the Pump with motor Always dismantle the motor before lifting the pump unit Fig 1 Lifting of complete pump See Page No 15 Point no 3 1 ...

Страница 4: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 4 Fig 2 PNV pump with self lubrication See Page No 23 Point no 9 3 1 2 ...

Страница 5: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 5 Fig 3 PNV pump with external water lubrication See Page No 23 Point no 9 3 1 1 ...

Страница 6: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 6 Fig 4 PNV pump with grease lubrication See Page No 23 Point no 9 3 1 3 ...

Страница 7: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 7 Fig 5 Auxiliary Oil Pumps AOP See Page No 23 Point no 9 3 2 Fig 6 Emergency Oil Pump EOP See Page No 23 Point no 9 3 2 ...

Страница 8: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 8 Fig 7 4 5 SR 12 KL Model 70 Pump See Page No 24 Point No Technical Data ...

Страница 9: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 9 Fig 8 5 6 EHLG Pump See Page No 24 Point No Technical Data ...

Страница 10: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 10 Fig 9 8 8 Series 6 Model 60 See Page No 24 Point No Technical Data Fig 10 Suction Pipe details See Page No 21 Point No 7 6 2 ...

Страница 11: ...lation and operating instructions WILO Mather and Platt Sump Pumps 11 Fig 11 Mechanical seal arrangement On request See Page No 17 Point No 4 5 Fig 12 Thrust bearing arrangement See Page No 23 Point No 9 3 2 ...

Страница 12: ...s WILO Mather and Platt Sump Pumps 12 Fig 13 Alignment of pump motor coupling See Page No 25 Point No 9 7 Fig 14 Details of Flexible coupling See Page No 25 Point No 9 7 Fig 15 Details of Muff coupling assembly See Page No 28 Point No 10 5 ...

Страница 13: ... 18 5 1 Electrical motor selection 18 5 2 Coupling Selection 18 6 Preparing Foundation 19 6 1 Mounting plate installation 19 6 2 Leveling of Mounting plate 19 7 Installation 20 8 Electrical connections 22 9 Commissioning 22 9 1 List of Essential items 22 9 2 Pre starting checks 22 9 3 Bearing Lubrication 23 9 4 Cleaning of bearings 23 9 5 Availability of liquid 25 9 6 Direction of rotation 25 9 7 ...

Страница 14: ...tention to the possible problems Signal words DANGER Acutely dangerous situation Non observance results in death or the most serious of injuries WARNING The user can suffer serious injuries Warning implies that serious injury to persons is probable if this information is disregarded CAUTION There is a risk of damaging the pump installation Caution implies that damage to the product is likely if th...

Страница 15: ...m to the environment No hazardous material is used in WILO Mather Platt pumps NOTE To avoid ambiguity in the use of the word replace the words replace and renew are used in this manual in the following context Replace To put back in its existing state a part or component that has previously been removed Renew To substitute a new part of component for a worn or damaged one 3 Transport Interim stora...

Страница 16: ...ore putting the pump on operation 3 3 2 Long term storage more than 3 month If the equipment will be subject to extended storage condition prior to installation then the manufacturer must be informed about storage duration so that special protection can be recommended 3 4 Pump returning back to the supplier Products which are delivered back to the plant must be clean and correctly packaged In this...

Страница 17: ...earing span is to keep as per API 610 standard 4 8 Couplings Flexible coupling M P make pin and bush type coupling are standard design Other makes also supplied on request 4 9 Muff coupling assembly The accurately machined muff coupling and split collars are used to connect the two shafts length wise 4 10 Support pipes Support pipes top intermediate bottom is fabricated from steel stainless steel ...

Страница 18: ...he coupling manufacturer s instructions for fitting the coupling between pump and motor Use torque or power 100 rpm rating to select suitable coupling in suitable MOC Then check if the rated coupling speed is more than pump speed Also check the motor shaft dia for selected motor is less than or equal to the max Shaft dia mentioned in the coupling catalogue Additional service factor must be conside...

Страница 19: ... leveled by positioning steel packer plates at suitable intervals on the foundation surface ensure that the surface beneath each packing plate is solid by crushing any protrusion or alternatively each packer plate may be placed on a thin screen of cement 6 2 Leveling of Mounting Plate CAUTION The machined surfaces where level is being checked must be clean and free from paint burrs etc Provide sui...

Страница 20: ...f the plate to the other and be supported evenly at all points before being bolted down d If the sump doesn t provide a level mounting surface for the pump drive wedges under the mounting plate pit cover until pump levels out The wedges must be able to support the weight of the entire pumping assembly and hold the assembly steady enough that no excess vibration occurs e Do not bolt the discharge f...

Страница 21: ...scharge piping one size larger than the pump discharge Discharge piping should be well supported and connected to the pump such that no strain or weight of the piping is carried by the pump Check pump shaft for freedom of rotation by hand to make sure any discharge piping strain is not causing binding After the pump discharge the increaser should be the first item in the discharge line followed by...

Страница 22: ...t the duty point required Please contact WILO Mather and Platt before connecting the frequency converter to the motor to make sure that the electrical motor is compatible with this driver In any case please inform WILO Mather and Platt at the quotation stage if the pump set will be driven by a frequency converter this might influence the motor selection Strictly follow the Frequency converter manu...

Страница 23: ...cated in the manifold on the pump mounting plate Grease must be insoluble in the liquid being pumped The recommended grease to be used which are mentioned in section 9 4 1 or equivalent Consult local lubricant suppliers for the type of grease most compatible with the liquid being pumped The grease lubrication system is the same as the external flush system with the exception of the manifold For gr...

Страница 24: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 24 ...

Страница 25: ...ion of rotation Open the delivery valve slowly and bring the pump gradually up to its rated parameters indicated in the data sheet name plate and based on pressure gauge and ammeter readings Unless the pump is fitted with a special leak off device it should not be run for a long period against a closed delivery valve Check that the driving unit is not being overloaded during valve opening Overload...

Страница 26: ... log Check bearings for normal temperature Vibration sound level readings should be taken once in a fortnight and values compared with that of previous records For any abnormality observed from the visual manual inspection and through maintenance and inspection logs stop the pump and investigate Fault finding Many of the common faults which occur on centrifugal pumps and which can be diagnosed by ...

Страница 27: ...rs in Metric sizes Eyebolts in Metric sizes Cotton rope wire rope and slings Hardwood and metal packing blocks Miscellaneous tools including a set of Allen keys screw drivers files etc Extractor puller for bearing and coupling The torque value to be set for a particular size of screw is dependent upon Material of screw Parent metal Whether the screw is untreated or plated Whether the screw is dry ...

Страница 28: ...ns of fretting any stains may be carefully polished off but abrasion must be kept to the absolute minimum that is required followed by cleaning Check that bearing rotates freely and smoothly If there is any doubt regarding the serviceability of the bearing it should be renewed 10 4 6 Bearing Cartridge Visually inspect the bore for any signs of fretting any stains may be carefully polished off but ...

Страница 29: ...ten the screw of the coupling Make sure the direction of rotation before mounting the motor on the motor stool The direction of rotation should be clockwise when viewed from the top i e Non driving end of the motor NOTE Direction of rotation of pump should be clockwise when viewed from the top w Mount the motor on the motor stool Check the angular alignment with the help of filler gauge and parall...

Страница 30: ... Suction lift too high Reduce by lowering pump elevation or increase Water level 4 Insufficient margin between pressure and vapor Check that NPSH available is at least 1 meter more 1 meter pressure more than NPSH required 5 Excessive amount of air in liquid Check the reasons and eliminate Gas gets entrapped in liquid Air may be entering through suction joints 6 Air pocket in suction line Ensure th...

Страница 31: ...grade and size of packing condition 35 Shaft running out of center because of worn Rectify bearings or misalignment 36 Rotor out of balance causing vibration Balance the rotor 37 Gland too tight resulting in no flow of liquid to Adjust gland Ensure sealing water flow lubricate packing 38 Cooling liquid not being provided to water Provide cooled stuffing boxes 39 Excessive clearance at bottom of st...

Страница 32: ...hing sealing liquid for stuffing box 9 Availability of sufficient cooling liquid for bearings as specified 10 Free rotation of pump and drive shafts 11 Lubrication of bearings 12 Checking of insulation resistance of motor if supplied by WILO M P 13 Proper cable termination Clients Scope 14 Motor Protection Relay Setting Check with Clients 15 Check all interlocks as specified provided 16 No load tr...

Страница 33: ...ltage Current Details of System Piping Details Application Suction Pipe Size Liquid Delivery Pipe Size pH Value Valves Suction Flooded Lift Expansion Joints Pump Operating Parameters Motor Operating Parameters Suction Pressure Current Discharge Pressure Voltage RPM RPM DE Bearing Temperature DE Bearing Temperature NDE Bearing Temperature NDE Bearing Temperature Duration of Trial Run Winding Temper...

Страница 34: ...tallation and operating instructions WILO Mather and Platt Sump Pumps 34 Pump set Levelling Record Required accuracy of pump set levelling is 0 05 mm Result Customer Representative WILO M P Representative ...

Страница 35: ...ump and Motor Engine Turbine Alignment Record A Before Connecting Suction and Delivery Piping Gap Between Coupling Halves mm Actual Gap mm B After Connecting Suction and Delivery Piping Gap Between Coupling Halves mm Actual Gap mm Customer Representative WILO M P Representative ...

Страница 36: ...nd Platt Sump Pumps 36 Pump set Noise Level Record Noise level measurement at Pump House Floor Noise Level in dBA A B C D Background Noise dBA Instrument Details Distance 1 mtr from the Pump Make Model Sr No Customer Representative WILO M P Representative ...

Страница 37: ...ils Date Pump Sr No Motor Sr No Pump Type Make Project Vibration Measurement Pk to Pk Sr No Position V H A Displacement Velocity mm sec Displacement Velocity mm sec Displacement Velocity mm sec 1 Pump DE 2 Pump NDE 3 Motor DE 4 Motor NDE Instrument Details Make Model Sr No Customer Representative WILO M P Representative ...

Страница 38: ...Temperature Measurement Pump Set Details Date Pump Sr No Motor Sr No Pump Type Make Project Bearing Temperature Sr No Position Temperature Ambient Temperature Remarks 1 Pump DE 2 Pump NDE 3 Motor DE 4 Motor NDE Instrument Details Make Model Sr No Customer Representative WILO M P Representative ...

Страница 39: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 39 NOTES ...

Страница 40: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 40 NOTES ...

Страница 41: ...Installation and operating instructions WILO Mather and Platt Sump Pumps 41 NOTES ...

Страница 42: ..._______________________________________________________________________________________________________________ WILO Mather and Platt Pumps Pvt Ltd Mumbai Pune Road Chinchwad Pune 411 019 Maharashtra India Tel 91 20 27442100 1 2 3 4 Fax 91 2027442111 service in wilo com www wilo in ...

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