MODEL MSPD3/MSPD8/MSPD10 - Pentair Water Literature
Contents
1. 10 9 11 15 8 12 14 13 16 19 20 EE NX 24 33 25 26 27 28 HAC RW JINR III 83 84 82 AN N N 4 Mit 29 30 31 32 13 34 35 36 Y 81 80 N 77 78 23 N 76 75 N 74 73 72 71 gt 70 69 S 68 NY 67 65 66 64 ETTR ATA 2 Ss SEE LZ es NR EAA N ZA 1 As RS X ANN diss ZR Ns AS AOS VAN An nA iS d E 2 A SN N 46 45 47 48 N X SA 44 y y 42 41 40 NY 39 38 8 86 m THIS PAGE INTENTIONALLY LEFT BLANK THIS PAGE INTENTIONALLY LEFT BLANK STANDARD LIMITED WARRANTY Pentair Myers warrants its products against defects in material and workmanship for a period of 12 months from the date of shipment from Pentair Myers or 18 months from the manufacturing date whichever occurs first provided that such products are used in compliance with the requirements of the Pentair Myers catalog and technical manuals for use in pumping raw sewage municipal wastewater or similar abrasive free noncorrosive liquids During the warranty period and subject to the conditions set forth Pentair Myers at its discretion will repair or replace to the original user the parts that prove defective in materials and workmanship Pentair Myers reserves the right to change or improve products2. Grease Fitting 011240031 Nut 001500131 O ring 001770111 Lockwasher 010660002 Bearing Cap 010770002 Suction Flange 010640002 Bearing Housing 010790021 Stud 052180001 Grease Fitting Straight 001770091 Lockwasher 101560591 Flat Washer 009200011 Seal Ceramic Std 009200041 Seal Carbide Opt 002410041 O ring 010630002 Seal Housing 010590022 Inlet Elbow 009010002 Seal Plate 020040002 Lip Plate 8 13 32 Imp Dia 001500191 O ring 012110022 045800011 Drive Screw 012110052 Lip Plate 7 3 4 Imp Dia Lip Plate 7 1 2 Imp Dia 120110001 Flap Bracket 013200012 Lip Plate 7 Imp Dia 009050012 Handle Plate Clamp 013200022 Lip Plate 6 1 2 Imp Dia 010700002 Clamp Arm 010610002 Impeller 8 13 32 Dia 010610082 Impeller 7 3 4 Dia 064620005 Pipe Nipple Cplg 015950011 Flange 3 010610122 Impeller 7 1 2 Dia 010790091 Stud 011720032 Impeller 7 Dia 011720042 Impeller 6 1 2 Dia 517000387 Seal Kit 517003387 Carbide Seal Kit 010600002 Wear Plate 013420002 Suction Flange 3 025830011 Pipe Plug 001780011 Cap Screw 005680021 Impeller Bolt 010390001 Impeller Washer w Pin 024070011 Gasket 3 2 2 4 4 2 2 3 3 3 1 1 2 4 1
3. MODEL MSPD3 MSPD8 MSPD10 SELF PRIMING SEWAGE AND TRASH PUMPS INSTALLATION AND SERVICE MANUAL TE To the installer Please make sure you provide this manual to the owner of the equipment or to the responsible GENERAL INFORMATION The self priming centrifugal pumps have a semi open impeller and suction flap valve Pump is designed to handle raw unscreened sewage mild industrial waste and slurries containing entrained solids The material of construction is a cast iron volute case and bearing frame ductile iron impeller and wear plate CALIFORNIA PROPOSITION 65 WARNING A WARNING This product and related accessories contain chemicals known to the State of California to cause cancer birth defects or other reproductive harm Before Operation Read the following instructions carefully Reasonable care and safe methods should be practiced for installation and operation of pump Check all local codes and requirements before installation Attention This manual contains important information for the safe use of this product Read this manual completely before using this product and refer to it often for continued safe product use Do not throw away or lose this manual Keep it in a safe place so that you may refer to it often Unpacking Pump Remove pump from pallet When unpacking unit check for concealed damage Claims for damage must be made at the receiving end through the delivery carrier Damage c
4. load amps of the motor Myers recommends a rating of 1 15 times the full load amps of the motor 2 Always use fused disconnect switch or circuit breaker ahead of magnetic starter for short circuit protection When duplex pumps are used and are operated from single disconnect switch be sure disconnect switch 15 large enough to withstand the starting current of both pumps coming on at once This can occur after a power failure This is important as a blown fuse or tripped circuit breaker can make both pumps and an alarm system inoperative resulting in flooding or other damage Ground Connect a ground wire to motors control box and other related controls Ground wire is to be sized to the National Electric Code article 250 95 Ground wire must be connected to a driven ground stake or to a ground wire from the supply service If a ground stake is used it must be driven at least 8 feet into the ground Codes All local wiring codes must be observed and any exceptions to data given must be followed in accordance with the local code Consult the local inspector before installation to avoid costly delays that can occur due to rejection after job 1 finished PUMP INSTALLATION Pump Installation Foundation Pump frame or base should be installed on a concrete floor with proper shims and grout Use hardwood tapered shims to drive under base to level Base should be about 1 to 172 off the floor Build form around the base an
5. minutes or longer 4 Suction line has an air leak Install a vacuum gauge at pump suction flange and start pump After a vacuum 15 established stop pump and see if gauge holds If gauge hand drops it will indicate an air leak at some connection below the gauge tap 5 Check pump rotation Pump must turn clockwise when looking at the power end of pump 6 Not enough liquid in pump casing add water to the case Pump needs water in the pump case to prime 7 Suction check valve damaged or contaminated replace check valve 8 Leaking or worn seal or pump gasket check pump case vacuum replace leaking or worn seals or gaskets Pump primed OK initially but occasionally loses prime and will not reprime without adding water IMPORTANT Drain pump case and close discharge gate valve before removing the inspection cover 1 Air bleed line 15 not installed properly as specified or is plugged See installation instructions 2 Check priming port for plugging Remove inspection cover on right side of case when facing power end of pump Check priming port hole in case below inspection plate for plugging 3 Impeller may be worn leaving too much clearance between impeller face and suction wear plate Adjust impeller as described under adjusting instructions If impeller and volute lip plate are worn they must be replaced to regain original priming efficiency Pump makes a loud crackling noise when operating 1 If pump has
6. reverse rotation motor is single phase consult literature supplied with the motor for specific instructions Correct pump rotation is clockwise when looking at pulley or coupling end power end of pump Direction arrow is cast on bearing housing Priming For initial prime remove priming cap from suction inlet casting and fill pump housing with water Fully open the air bleed valve in the bleed line Replace cap being sure gasket 15 in place and that seat 15 clean Start motor and allow sufficient timing for priming Priming time is dependent on pump speed impeller diameter and vertical suction lift Cleaning Impeller If impeller gets clogged at any time suction elbow plate can be removed by unscrewing four hand knobs or nuts Drain pump case before removing suction elbow plate Tap on knobs with hammer to loosen Be sure O ring gaskets are in place before replacing suction elbow plate Use grease on machined faces to make removal easier at a later date Tap on hand knobs with hammer to retighten Adjusting Impeller Clearance Impeller face vanes must be within 015 of suction wear plate for most efficient operation When wear plate or impeller wears it can be readjusted to proper clearance from the outboard bearing end without the use of shims or disturbing the pump case or piping Loosen the three screws with the jam nuts Tighten the other three screws evenly until the impeller just drags on the suction wear pla
7. 0041 009750081 Snap Ring Snap Ring 001770121 Lockwasher 104380002 Foot Support 023240021 Stud 002390081 Hex Head Screw 001770111 005700051 Lockwasher Hex Head Screw 0 I0 I gt 080970010 Cover 005700101 Hex Head Screw 104320001 Gasket 104330002 Flap Valve 013450001 010900021 Relief Fitting Grease Seal 104340001 Flap Gasket 019421115 Shaft w Stud 080980001 Gasket 009050022 Handle Plate Clamp 062050001 005700101 Grease Fitting Hex Head Screw 010270091 Stud 011240031 Hex Nut 001010211 Capscrew 105470002 Suction Body 019400002 000650121 Bearing Retainer Bearing 023240021 Stud 001500181 O ring 040060095 Weight Hinge Assy 001760051 Hex Head Screw 023680021 052190001 Hex Nut Cap Grease Fitting 104360003 Weight 019390012 Bearing Bracket 002410231 O ring 009050042 Handle Plate Clamp 052180001 037180001 Grease Fitting Shaft Seal 001560491 Washer 023100023 Shaft Sleeve 104370002 Suction Elbow 002410151 O ring 000790101 037180011 O ring Seal Carbide Optional 104430002 Suction Pipe 019380022 Seal Plate 002410221 O ring 001200041 Pipe Plug 028550011 005560061 Key Allen Head Screw 002390071 Hex Head Screw 011330021 Ga
8. 012 Bearing Bracket 040060095 Weight Hinge Assy 052180001 Grease Fitting 001760051 _ Hex Head Screw 037180001 Shaft Seal 104360003 Weight 023100023 Shaft Sleeve 002410231 O ring 000790101 O ring 009050042 _ Handle Plate Clamp 037180011 Seal Carbide Optional 001560491 Washer 019380022 Seal Plate 104370002 Suction Elbow 028550011 Key 002410151 O ring 005560061 Allen Head Screw 104430002 Suction Pipe 011330021 _ Gasket 002410221 O ring 002410161 O ring 001200041 Pipe Plug 001010261 Capscrew 002390071 Hex Head Screw 029220011 Stat O Seal 001770181 Lockwasher 006280371 Shim 104440002 Wear Plate 04580001 1 Drivescrew 002410221 O ring 104310002 Volute 023240101 Stud 001190011 Pipe Plug 105840011 Washer 023680021 _ Hex Nut 105250081 _ Screw 005890061 _ Eye 104390002 Seal Plate 104270002 _ Impeller 15 Dia 001770121 Lockwasher 104270011 Impeller 14 1 2 Dia 023680011 _ Hex Nut 104270022 14 Dia 023240021 104270032 _ 13 1 2 Dia 016640011 _ Pipe Plug 104270042 13 Dia 009750101 Snap Ring 109170003 Back Plate Imp Dia 14 1 2 8 15 001770111 Lockwasher 104490002 Plate Imp Dia 14 011240031 _ Hex Nut 104490012 Lip Plate Imp Dia 13 1 2 010300021 Stud 104490022 Lip Plate Imp Dia 13 010900031 Grease Seal 517000317 Seal Kit 517003317 Carbide Seal Kit 013450001 Relief Fitting 009750111 Snap
9. 1 2 2 1 1 2 3 1 1 2 1 1 1 1 1 2 1 1 1 1 4 1 1 1 1 1 4 1 1 1 1 Notes 5 Parts in Seal Kit Parts in Carbide Seal Kit Parts in Impeller Kit Parts in Rebuild Kit Consult Factory MSPD3 PARTS 75 8 7 6 831 5 2 4 78 77 47 31 6 30 74 52 73 72 48 71 23 70 65 69 67 68 6 62 66 23 YG N 22222 27 SSS SN 1 8 U SX N 2 Wi OS 7 48 47 53 52 54155 31 6 30 56 57 58 76 46 21 12 44 45 AN SS MSPD8 PARTS LIST Part Eng Part Description 5 No Description 001180011 _ Plug 009750081 _ Snap Ring 001190011 Pipe Plug 104380002 Foot Support 001780021 Setscrew 001770111 Lockwasher 02368001 1 Hex Head Screw 005700051 Hex Head Screw 001770121 Lockwasher 005700101 Hex Head Screw 023240021 Stud 013450001 Relief Fitting 002390081 Hex Head Screw 010900021 Grease Seal 080970010 Cover 019421115 Shaft w Stud 104320001 Gasket 062050001 Grease Fitting 104330002 _ Valve 005700101 Hex Head Screw 104340001 _ Gasket 011240031 Hex Nut 080980001 Gasket 019400002 Bearing Retainer 009050022 Handle Plate Clamp 000650121 Bearing 010270091 Stud 001500181 O ring 001010211 Capscrew 023680021 Hex Nut 105470002 _ Suction Body 052190001 Cap Grease Fitting 023240021 Stud 019390
10. Motor starter overload trips after pump has operated for a short period 1 Rags or trash may be caught in the impeller causing extra load Remove suction elbow plate and clean impeller Pump shaft must turn freely by hand after cleaning impeller Overload heater may be too small Check heater size with full load amps of motor See an electrical table for proper size Total head may be lower than calculated causing extra load on the motor Reducing impeller diameter or reducing speed if belt driven will lower motor load Consult factory for recommendations Pump may be pumping a liquid heavier than water or a liquid with higher viscosity than water such as heavy oil Consult factory for power required to pump oils or liquids other than water Bearings may be damaged causing excessive motor load Pump speed may be too high Check drive output to see if they are sized properly Pump clogs frequently 1 2 Liquid solution being pumped is too thick dilute if possible Discharge velocity too slow Open discharge valves to fully open and increase pump speed Bearing running too hot 1 2 3 Drive misaligned realign drive Low or incorrect lubricant use proper type and level of lubricant Suction and or discharge pipe not supported properly Check piping installation for proper support and take strain off the pump case and bearing frame MSPD3 PARTS LIST 020500002 Part Description Dis F
11. Ring Notes S Parts in Seal Kit C Parts in Carbide Seal Kit Parts in Impeller Kit R Parts in Rebuild Kit gt In gt gt S 5 5 2 00 a 071670031 Bearing 009740041 _ Ring 10 MSPD8 PARTS 82 83 84 10 9 11 15 8 12 14 13 16 61 67 89 66 64 60 62 59 do e RoROROeOR OR ORO 77 AE gu 21 6 22 58 65 56 57 50 79 49 55 54 53 52 51 46 45 47 48 43 42 41 40 39 38 24 33 25 26 27 28 37 86 85 34 35 36 29 30 31 32 11 MSPD10 PARTS LIST 001180011 Part Description Pipe Plug 009750111 Part Description Snap Ring 001190011 Pipe Plug 071670031 Bearing 001780021 Setscrew 023680011 Hex Head Screw 00974
12. been operating satisfactorily and this noise suddenly starts it may indicate that some large object is lodged in the suction check valve suction elbow plate or impeller causing the pump to be noisy Remove debris from these areas of the pump 2 noise exists when suction pipe check valve and suction elbow are clear it may indicate too high of capacity being delivered for a given suction lift causing suction cavitation If pump is allowed to operate under these conditions the impeller will be damaged Using a smaller impeller or reducing the pump speed if a belt drive is used may alleviate the cavitation Consult factory for recommendations If cracking noise is pronounced when pump is operating at low capacity it may indicate pump is operating too near the shut off head Increasing the impeller diameter or increasing pump speed may alleviate this condition Consult factory for recommendations Performance curves show maximum minimum capacity that the pump will deliver at a given condition point and the allowable suction lift without cavitation Use vacuum gauge at pump suction to check total suction lift when pump is operating Use discharge pressure gauge at pump discharge to check discharge head Total the two gauge readings to determine the total dynamic head the pump must operate against Entrained air may be present and 15 being Find source of air and eliminate Pump or drive not securely mounted Retig
13. ctured 9 to any unit that has been repaired or altered by anyone other than Pentair Myers or an authorized Pentair Myers service provider to any unit that has been repaired using non factory specified OEM parts Warranty Exclusions PENTAIR MYERS MAKES NO EXPRESS OR IMPLIED WARRANTIES THAT EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF PENTAIR MYERS SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ANY PARTICULAR PURPOSE Liability Limitation IN NO EVENT SHALL PENTAIR MYERS BE LIABLE OR RESPONSIBLE FOR CONSEQUENTIAL INCIDENTAL OR SPECIAL DAMAGES RESULTING FROM OR RELATED IN ANY MANNER TO ANY PENTAIR MYERS PRODUCT OR PARTS THEREOF PERSONAL INJURY AND OR PROPERTY DAMAGE MAY RESULT FROM IMPROPER INSTALLATION PENTAIR MYERS DISCLAIMS ALL LIABILITY INCLUDING LIABILITY UNDER THIS WARRANTY FOR IMPROPER INSTALLATION PENTAIR MYERS RECOMMENDS INSTALLATION BY PROFESSIONALS Some states do not permit some or all of the above warranty limitations or the exclusion or limitation of incidental or consequential damages and therefore such limitations may not apply to you No warranties or representations at any time made by any representatives of Pentair Myers shall vary or expand the provision hereof PENTAIR 1101 MYERS PARKWAY 490 PINEBUSH ROAD UNIT 4 ASHLAND OHIO USA 44805 CAMBRIDGE ONTARIO CANADA N1T 0A5 419 289 1144 800 363 PUMP WWW FEMYERS COM Warranty Rev 12 13
14. d fill base inside cavity with grout Foundation bolts can be set in the grout or set in the concrete floor with expansion bolts Grout should be made with 1 part cement and 2 parts sand Mixture should be fluid enough to run under base Wood shim blocks can be removed after grout has set and holes filled with quick set cement Piping All piping to suction and discharge openings of pump must be supported to remove stress from the pump case and bearing frame Suction Pipe 1 Suction pipe should be the same size as pump opening Do not use larger suction pipe as priming time will be increased and velocity may not be high enough to properly carry solids 2 Pump should be installed as close to the liquid being pumped as possible with a minimum of elbows or fittings 3 To avoid air pockets suction pipe must be as short and direct as possible Suction pipe must always slope upward to the pump from the source of the liquid being pumped 4 The suction pipe should be installed at a distance equal to 1 times the diameter of the suction pipe from the wall of the wet well minimum 5 The suction pipe should be installed at a distance equal to one half the diameter of the suction pipe or 3 from the floor of the wet well minimum 6 If more than one suction pipe is to be installed in the same wet well a distance equal to at least 3 times the diameter of the suction pipe should separate them minimum 7 Submergence of the suct
15. d stainless screws Use Permatex on screw threads Install seal spring and then screw impeller onto shaft Lock impeller on with washer and stainless steel socket head screw If shaft has taper fit be sure key is in place and in notch of shaft sleeve Unit is now ready to reinstall in casing Use NEVER SEEZ on machine faces and be sure case O ring is in place on flange Replace nuts and bearing bracket support foot Reset motor and connect coupling or reinstall belts if unit is belt driven Refill seal chamber with 30 nondetergent automotive grade oil Replace top fill plugs Replacing Shaft Bearings Both inboard and outboard shaft bearings are single row type and are the same size for any given pump Greased lubricated bearings are single shield To replace bearings remove the impeller seal plate and seals as described previously Remove holding screws from outboard bearing cap and pull shaft and bearing assembly from housing It may be necessary to tap on end of shaft with plastic or rubber hammer to loosen shaft bearings from housing After shaft is removed take snap ring off end bearing cap and push shaft and bearing from housing Use Arbor press to press bearings from shaft Always support or press on inner race of bearing Never press on outer race as this can damage the bearing Be sure housing and all parts are thoroughly cleaned before installing new bearings Use care in pushing shaft through lip seals that seal s
16. e observed If the oil is clean it will indicate seals are in good condition If small amount of water shows in the oil this will also indicate satisfactory seal operation If considerable water and some dirt shows in the oil it will indicate the inboard seal is worn and should be replaced before outboard seal is damaged If seals are in good order refill the seal chamber with 30 nondetergent automotive oil About 2 quarts are required for the MSPD8 MSPD10 and about 1 quart for the MSPD3 Fill with funnel or tube so that the air can escape Oil chamber must have 1 air gap do not overfill oil chamber Pump Bearings Grease Lubricated Bearings should be lubricated every six months or more often if pump is operated 24 hours a day Do not overgrease bearings as heat will build up that can damage the bearings Bearing housing is fitted with grease gun pressure fittings at both bearing locations and grease relief fittings Add grease until a small amount comes from relief fitting The same basic instructions apply to lubricating motor bearings but consult motor manufacturer s data on lubricating bearings Use high quality ball bearing grease or high temperature grease Bearings can run quite hot to the hand without damage to the bearing Outside temperature of the housing should not exceed 130 F for long bearing life PUMP MAINTENANCE Replacing Impeller and Volute Lip Plate Disconnect power from the motor before attempti
17. haft in bearing housing and bearing cap Clean all old grease from housing and cap and pack bearing level full with grease before reinstalling Do not add any extra grease to housing after assembly as this grease pack 15 sufficient for at least six months usage After shaft is reassembled install seals and impeller and adjust clearance of impellers as described previously PUMP TROUBLESHOOTING WARNING Before handling these pumps and controls always disconnect the power first Do not smoke or use sparkable electrical devices or flames in a septic gaseous or possible septic area Be sure all belt guards and exposed coupling guards are in place before operating unit WARNING If pump has overheated allow pump to cool before servicing Do not remove plates cover gauges or fittings from an overheated pump Liquid inside the pump case can reach the boiling point and vapor pressure within the pump case may cause parts to be ejected with great force Drain pump case only after pump has been allowed to cool Use care to prevent personnel from touching the hot liquid Pump will not prime 1 Pump discharge does not have air bleed line installed See pump installation instructions for air bleed line 2 Vertical suction lift is too high Vertical lift for priming should not be more than 20 feet for MSPD8 MSPD10 and 15 feet for MSPD3 3 Allow sufficient time for priming On high lifts and at low pump speeds priming time may take 5
18. head screws that hold volute lip plate in place Tap on plate to loosen and remove through volute case inlet opening The inboard seal now can be removed for inspection by sliding sleeve from pump shaft If faces are worn the seal should be replaced See seal replacement instructions Clean pump casing thoroughly removing any rust or dirt from all machined surfaces Install lip plate with lip in the one o clock position Use a pipe compound on all machined faces The following pertains to the 3 MSPD pumps Use Permatex on the three stainless steel screws that hold volute lip plate in place Reinstall the lip plate and tighten the screws Install seal on shaft and place seal spring in place Block impeller vane with a piece of hardwood and screw impeller on by turning pump shaft clockwise Use large crescent wrench or strap wrench on shaft pulling against key to retighten A pipe wrench can be used if care is used not to damage Replace impeller lock washer with pin and stainless lock screw All 8 and 10 MSPD pumps use a taper fit impeller shaft Use Permatex on the four stainless steel screws that hold volute lip plate in place Reinstall the lip plate and tighten the screws Install seal on shaft and place seal spring in place then install key and impeller Caution must be taken to be sure impeller is seated on the shaft and not on the key Replace impeller lock washer and stainless lock bolt Replace suction elbow
19. hten all components Pump does not deliver rated capacity 1 Total head may be higher than calculated Pump capacity is based on total head Total dynamic head 15 arrived at by adding the suction gauge reading in feet to the discharge gauge reading in feet These readings should be taken at the suction flange and at the pump discharge flange connections Reading should be taken as close to the flange fittings and pump case as possible To convert psi pressure per square inch to feet multiply the total psi readings by 2 31 This will equal total dynamic head in feet Pump impeller may worn on the vane faces or the clearance between the impeller and wear plate may be greater than 015 Adjust impeller to wear plate clearances for proper clearance as described under adjusting instructions II impeller suction wear plate and volute lip plate are badly worn they must be replaced Pump speed may be too slow Check drive assembly V belts or coupling for slippage Possible air leak in the suction piping eliminate the leak Suction head may be too high Reduce lift by raising on off levels in the wet well or reduce friction losses due to suction piping arrangement Suction line not submerged at proper levels correct suction pipe submergence Blockage in the suction pipe or discharge pipe remove blockage Where the blockage is can be determined by gauge readings Impeller clogged remove debris
20. ion pipe is critical to efficient pump operations Submergence may be reduced by installing a standard pipe increaser fitting at the end of the suction pipe The larger opening size will reduce the inlet velocity and required submergence Vertical Suction Lift Vertical lift should not be more than 25 feet for MSPD8 MSPD10 and not to more than 15 feet for the MSPDS This is for starting level only After pump primes level can be pumped down to 26 to 27 feet for MSPD8 MSPD10 and 18 to 20 feet for the MSPD3 if desired but sump level must rise to the original level for restart All suction line joints must be airtight as a leak in the suction pipe can cause the pump to lose prime or not prime at all Always check N P S H calculations for available atmosphere pressure before applying pump Discharge Lines If the discharge line ends at level lower than the liquid being pumped a siphon breaker must be installed in the discharge line Otherwise siphoning action may cause damage to the pump The discharge line should include a system check valve with outside weight or spring to protect the pump from excessive shock pressure and reverse rotation when pump is stopped Do not depend on the check valve at pump suction to hold discharge pressure The discharge line should include an isolation valve plug valve or gate valve to isolate the pump from the discharge line This will allow maintenance to be performed on the pump or check valve w
21. ithout draining the discharge line Air Bleed Pipe A 34 or 1 bleed line with ball valve or gate valve must be installed between the pump discharge flange and discharge check valve The bleed line should be installed as close to the discharge check valve as possible the end extending a minimum of 6 below low water offset point in the wet well The valve in the bleed line is to be fully open at initial start up of pump After initial start up the valve is to be left partially open at all times This will allow any trapped air or gas to be vented back to the wet well Be sure vent line is under water at all times Self priming pumps will not compress air to any extent Pump may not prime if the bleed line is not used or closed and may not reprime if pump loses prime after discharge line is full of water and a discharge check valve is used Drain Line from Pump Case A pipe should be installed in the lower drain tapping of volute case and be piped back to the wet well Install a shutoff valve ball valve or gate valve in this line This will permit draining of pump case if necessary to remove suction elbow plate to clean impeller or perform maintenance on the pump Electrical Connections Connect power lines to motor from magnetic starter Turn pump shaft by hand to be sure it is free before attempting to start motor Turn power on and off quickly to check rotation II motor is three phase interchanging any two lines to motor can
22. laims cannot be processed from the factory Check for and tighten all loose attaching hardware Check oil levels and lubricate as necessary WARNING Before handling these pumps and controls always disconnect the power first Do not smoke or use sparkable electrical devices or flames in a septic gaseous or possible septic area Pump Not Operating or in Storage If pump is not put into service immediately it must be properly stored to prevent damage Store unit in a dry warm location Never store unit in the open even if it is protected with plastic or other covering The bearing housing and motor will draw moisture which may result in pump failure after being put in operation While in storage pumps with carbon ceramic seals must have impellers manually rotated 6 to 12 revolutions after sitting nonoperational for three months or longer and prior to electrical start up Pumps with tungsten carbide seals must have impellers manually rotated 6 to 12 revolutions after sitting nonoperational for three weeks or longer and prior to electrical start up Motors Pump unit may be shipped without the motor for customer to supply and mount Motor Types Pumps can be driven by drip proof or totally enclosed fan cooled motors If motor is to operate in the open or in a dusty location a totally enclosed fan cooled motor must be used If pump is to operate in a damp location a motor with encapsulated winding should be used Moto
23. lange 3 4 002380081 Part Description Bolt 001200011 Pipe Plug 001560481 Washer 072870551 Pipe Nipple 3 x 3 010240011 Stud 010680002 Inspection Cover 009050002 Handle Plate Clamp 002410071 O ring 010370021 Stat O Seal 3 8 010850011 Nut 001500231 O ring SC 010790031 Stud 1 Ryo r 010570002 Volute 005170051 Setscrew 6 1 4 7 1 8 Imp 011300071 Setscrew 7 5 32 8 13 32 Imp 010270021 Stud 011330011 Gasket SC 134840001 Sleeve 131230021 Screw 120130001 Flap Valve Front Gasket 001140021 Hex Nut 000790071 O ring 016640011 Pipe Plug 010750012 Weight 002390031 Bolt 024070021 Gasket 4 015090021 Sleeve 020490002 Suction Flange 4 009750031 Snap Ring 009050022 Handle Plate Clamp 013450001 Relief Fitting 120110105 Flap Valve Assy 010900011 Lip Seal 120090003 Priming Cover 009740021 Snap Ring 119990002 Flap Valve Housing 010650013 Support Foot 001190011 Pipe Plug 001770101 Lockwasher 120150001 Cover Gasket 010830021 Bolt 052190001 Grease Fitting Cover 009750041 Snap Ring 517280005 Flap Valve Box Assy 041300003 Shaft 010830051 Bolt 000650071 Bearing 010300081 Stud 062050001
24. ng to work on pump Drain pump volute case and oil from seal chamber Remove suction elbow plate with wear plate attached Clean any trash out of pump volute clean all machined surfaces and wipe all ports clean The following pertains to the 3 MSPD pumps Remove stainless steel socket head impeller screw that locks impeller to the shaft This screw has a right hand thread Remove impeller lock washer with pin Block impeller vane with a piece of hardwood and unscrew impeller by turning pump counterclockwise Impeller shaft has a right hand thread Use large crescent wrench or strap wrench on shaft pulling against the key A pipe wrench can be used if is used not to damage shaft It may necessary to tap on impeller vanes with hammer to break impeller loose especially if pump has been in service for a long period of time If impeller is held to the shaft with a taper fit remove the stainless steel nut on the end of shaft then remove washer A taper fit shaft can be identified by the key that drives the impeller To remove impeller loosen three holding screws at outboard bearing cap and tighten up on back off screws This will pull the impeller loose from the shaft After impeller is removed retighten screws to bring bearing cap back to original position It will be necessary to readjust the impeller clearance after impeller is reinstalled After impeller is removed unscrew three or four stainless steel socket
25. or any portions thereof without being obligated to provide such a change improvement for prior sold and or shipped units Start up reports and electrical schematics may be required to support warranty claims Submit at the time of start up through the Pentair Myers website http forms pentairliterature com startupform startupform asp type m Warranty is effective only if Pentair Myers authorized control panels are used All seal fail and heat sensing devices must be hooked up functional and monitored or this warranty will be void Pentair Myers will cover only the lower seal and labor thereof for all dual seal pumps Under no circumstance will Pentair Myers be responsible for the cost of field labor travel expenses rented equipment removal reinstallation costs or freight expenses to and from the factory or an authorized Pentair Myers service facility This limited warranty will not apply la to defects malfunctions resulting from failure to properly install operate or maintain the unit in accordance with the printed instructions provided 6 to failures resulting from abuse accident or negligence c to normal maintenance services and parts used in connection with such service 9 to units that are not installed in accordance with applicable local codes ordinances and good trade practices e if the unit is moved from its original installation location f if unit is used for purposes other than for what it is designed and manufa
26. otor bolts and move motor to one side Remove bolts in bearing bracket support foot and remove six nuts from studs in seal housing Tap on housing with hammer to loosen then pull complete assembly from case Remove impeller and lip plate see Replacing Impeller and Volute Lip Plate Remove inboard seal by sliding sleeve from shaft Use two screws in tapped holes of seal plate and pry out plate with pinch bar under heads of pull bolts Remove snap ring from and pull outboard rotating assembly from shaft Use wire hooks to pull ceramic stationary seal seat from housing It may be necessary to break the ceramic seal ring Ceramic ring can be easily broken by tapping with screwdriver Ring is broken only if worn and needs to be replaced Wipe housing clean and replace ceramic stationary ring Use grease on rubber cap to push into housing Push in stationary seal seat with fingers only then wipe the seal face clean Push new rotating seal part onto shaft Replace seal spring and holding washer then install snap ring Replace seal plate Be sure O ring is in place and that flat rubber gasket is in place on backside of seal plate Use grease on O ring and push plate into position in seal housing Replace the three socket head stainless steel screws Use Permatex on bolt threads Replace new inboard stationary seal face Now replace rotating seal part mounted on shaft sleeve Replace volute lip plate with the three or four socket hea
27. plate with wear plate attached Check impeller clearance and adjust if necessary as described under adjusting instructions Refill seal chamber as described under lubricating instructions Replacing Inboard Seal Use all steps outlined under impeller removal Slide seal and shaft sleeve from shaft IL may be necessary to tap on sleeve with plastic hammer to loosen After rotating part of seal is removed use wire hook and pull stationary seal seat from casting Wipe seal pocket clean then install new stationary seat Use grease on rubber cap and push in place with fingers then wipe the seal face clean Place new rotating seal part on sleeve and push sleeve onto shaft Be sure O ring gasket is in place at end of stainless steel shaft sleeve Reinstall volute lip plate put seal spring in place and install impeller Install impeller washer impeller lock screw or nut and suction elbow plate Check impeller clearance and adjust if necessary as described under adjusting instructions Refill seal chamber with 30 nondetergent automotive oil Replacing Both Inboard and Outboard Seals When it is necessary to replace both seals which will be indicated by water leaking from the seal chamber it is recommended that the complete rotating assembly be removed so that it can be worked on more easily Drain pump and seal chamber as described above Then loosen or remove the pump coupling or remove V belt components if belt driven Remove m
28. rs are to be sized so that no overload will exist in the operating range of the pump Note When pump units are mounted at the factory the driver and pump are aligned before shipment During transit and handling of pump and components misalignment may occur Before operation the drive alignment should be checked Shaft Couplings We recommend using Wood s flexible coupling to prevent misalignment and noise that can be caused by other couplings The extra cost of the coupling is easily saved in installation and field service that can result from coupling problems V Belt Drive Where V belts are used keep belts tight by adjusting motor base screws Belts should run cool If belts heat up it will indicate slipping The V belts should be fiddlestring tight NOTE Belt guards and coupling guards must be properly installed before operating pump unit Electrical Starting Equipment If electrical starting equipment is not furnished with pump certain precautions must be observed in selecting motor starter Type of Starter For three phase power a magnetic starter with 3 leg overload protection is recommended to prevent motor burnout that can occur from single phasing or transformer faults on three phase systems For single phase motors a standard starter with 2 leg overload protection is recommended Electrical 1 For motor overload protection the magnetic starter trip amp rating should not be more than 1 25 times the full
29. sket 001770181 Lockwasher 104440002 Wear Plate 002410161 001010261 O ring Capscrew 002410221 O ring 029220011 Stat O Seal 023240101 Stud 105840011 Washer 006280371 045800011 Shim Drivescrew 105250081 Cap Screw 104310002 Volute 104390002 Seal Plate 001770121 Lockwasher 001190011 023680021 Pipe Plug Hex Nut 023680011 023240021 Hex Nut Stud 016640011 Pipe Plug 009750101 001770111 Snap Ring Lockwasher 011240031 Hex Nut 005890061 Lifting Eye 104270002 104270011 Impeller 15 Dia Impeller 14 1 2 Dia 104270022 Impeller 14 Dia 104270032 104270042 Impeller 13 1 2 Dia Impeller 13 Dia 010300021 Stud gt JH 5 5 5 00 5 45 010900031 Grease Seal SC 46 013450001 Relief Fitting Notes S Parts in Seal Kit C Parts in Carbide Seal Kit Parts in Impeller Kit Parts in Rebuild Kit a 12 109170003 Back Plate Imp Dia 14 1 2 amp 15 104490002 104490012 Lip Plate Imp Dia 14 Lip Plate Imp Dia 13 1 2 104490022 Lip Plate Imp Dia 13 517000317 Seal Kit 517003317 Carbide Seal Kit 1 MSPD10 PARTS
30. te when the shaft is turned by hand Back off the three screws and place a 015 shim under the head of the screw Turn screw up against the shim then remove shim Repeat this operation on each of the three pushing screws Now retighten the three screws with jam nuts pushing the housing up against the three adjusting screws Retighten the jam nuts and pump is ready to operate with the impeller face 015 from suction wear plate This clearance should be checked at least once a year and more often if water containing abrasives is being pumped When impeller face wear exceeds 1 8 the impeller wear plate and volute lip plate should be replaced WARNING Before handling these pumps and controls always disconnect the power first Do not smoke or use sparkable electric devices or flames in a septic gaseous or possible septic area Be sure all V belt guards or coupling guards are in place before operating unit PUMP LUBRICATING Shaft Seals All Myers self priming sewage pumps use two shaft seals with an oil chamber between the seals The oil in the seal chamber should be checked every six months or every three months if water containing abrasives is being pumped Remove hex head plug from top of seal chamber and loosen hex plug at bottom of seal chamber Place a container under the lower plug then remove lower plug and allow oil to drain into container After all oil is removed pour used oil into a glass container so that it can b
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