(mss) high pressure pumps - Fluid Equipment Development Company
Contents
1. Description iem Descriptor SSS Discharge housing retaining ing 13 Discharge housing O ring Cavity cover O ring A ET IT Pump srat rs Figure 95 Balance Disc Components Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps Figure 96 Disconnecting Drain Line Figure 98 Removing Throttle Nipple O Ring FEDCO Balance Disc Replacement cont Balance Disc A ELECTRICAL HAZARD Make sure to disconnect the power supply to the motor before carrying out component replacement procedures Follow all Lock out Tag out procedures developed by your company before starting any maintenance or repair Removal 1 Drain the piping and pump 2 Disconnect the outlet piping 3 Disconnect the bearing drain line from the throttle nipple Figure 96 4 Remove the throttle nipple from the discharge housing Figure 97 5 Remove the throttle nipple O ring from the discharge housing Figure 98 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 4T2. Figure 39 Precision Leveling Foot Adjustment Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont 28 Install the eight 8 motor adapter bolts with washers and tighten to 3 8 bolts 28 N m 21 Lb ft 1 2 bolts 61 N m 45 Lb ft NOTE Tighten the motor adapter bolts in the sequence shown to minimize stress Figure 40 29 Install top cradle back onto the precision leveling foot Figure 41 Tighten the four 4 top cradle nuts to 149 N m 110 Lb ft 30 Install the support bracket anchor bolts with washers Figure 42 Tighten to specification for the size bolts used Figure 42 Pump Support Bracket Anchor Bolts Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 23 FEDCO MSS Series Pumps Installation Procedures cont 31 Adjust each support bracket height and tighten the adjustment bolts to 61 N m 45 Lb ft Figure 42 BS DO Figure 43 Pump Support Bracket Adjustment Bolts 32 Install the coupling guards and tighten the eight
3. Item Description Figure 88 Shaft Position Sensor Components Optional Shaft Position Sensor ELECTRICAL HAZARD Make sure to disconnect the power supply to the motor before carrying out component replacement procedures Follow all Lock out Tag out procedures developed by your company before starting any maintenance or repair Removal 1 Disconnect the shaft position sensor from its power source 2 Loosen the adjustment locknut at the top of the spacer ADJUSTMENT plate Figure 89 LOCKNUT i Figure 89 Loosening Adjustment Locknut Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 43 Optional Shaft Position Sensor Replacement Cont 3 4 Installation DO NOT supply the shaft position sensor with current and voltage higher than the sensor is rated to operate at Higher than rated electrical current or voltage may damage the sensor 1 2 44 FEDCO MSS Series Pumps Unscrew and remove the shaft position sensor from the spacer plate Figure 90 Inspect the shaft collar to ensure it has not moved from its position on the pump shaft Figure 91 NOTE If the shaft collar has moved on the pump shaft inspect the set screw keyway on the pump shaft for excessive wear it SHAFT COLLAR Z Le SET SCREW KEYWAY
4. tem Description item Description 2 Graphite shart sleeve O ring 8 Mechanical seal 3 Graphite shaft sleeve o Stationary seal 6 High pressure sea came LL L Figure 71 High Pressure Seal Carrier Components Shaft Seal Optional High Inlet Pressure Design FON ELECTRICAL HAZARD Make sure to disconnect the power supply to the motor before carrying out component replacement procedures Follow all Lock out Tag out procedures developed by your company before starting any maintenance or repair Removal 1 Perform Steps 1 through 7 in Shaft Seal Standard removal procedure 2 Disconnect the drain line s from the high pressure seal carrier Figure 72 Figure 72 Disconnecting Drain Lines Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 37 FEDCO MSS Series Pumps Optional High Inlet Pressure Seal Replacement Cont CO O IN 3 Remove the four 4 bolts and lock washers from the i inlet housing Figure 73 St et IM a A Pm R D To p Figure 73 Removing Inlet Housing Bolts 4 Remove the motor adapter and leakage bushing from the inlet housing Figure 74 S
5. Check power supply frequency 50 or 60 Hz Check rotational direction of motor Gauges not operating Inspect gauges for proper operation properly Air Leaks vacuum on Inspect inlet piping joints for leaks pump inlet Inspect pump mechanical shaft seal for leaks Pump cavitation Check inlet pressure during operation Check for excessive flow rate Internal damage Inspect balance discfor damage Inspect HPSC vent line for restrictions if equipped Design parameters Pump not designed for operating conditions Pump vibration or noise Operating conditions Pump Cavitation Excessive flow rate Insufficient flow rate Pump misalignment Inspect Alignment Refer to Final Pump Alignment Balance disc Inspect balance discfor damage Inspect HPSC vent line for restrictions if equiiped Pump Leaks Pipe Joints Inspect pipe joints for insufficient sealing Pump Shell Inspect pump shell for damaged O rings Pump Shaft Inspect mechanical seal for leakage Inspect pump shaft for misalignment Motor runs hot is noisy or Excessive Motor Load Check shaft position sensor adjustment if equipped shuts off Check voltage supply for consistency Check ambient air temperature Check wiring and fuses for phase loss Check flow rate and VFD settings if equipped Check wiring length between motor and VFD if equipped Check motor bearings NOTE Contact motor manufacturer for
6. 6 Locate the discharge housing anti rotation pin on the bearing carrier and note the location of the discharge housing anti rotation cavity Figure 115 Figure 115 Discharge Housing Alignment Pin Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 53 FEDCO MSS Series Pumps Balance Disc Replacement cont 7 Lubricate the discharge housing O ring and install the discharge housing and retaining ring Figure 116 NOTE Make sure to align the throttle nipple opening in the discharge housing with the throttle nipple Opening in cavity cover 8 Temporarily install the throttle nipple to ensure the cavity cover and the discharge housing are properly aligned Figure 117 9 Remove the throttle nipple Figure 117 Inspecting Discharge Housing Alignment 10 Install the three 3 retention clips lock washers and cap screws Figure 118 Tighten to 8 5 N m 70 Lb in Figure 118 Installing Discharge Housing Retention Clips 54 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Balance Disc Replacement cont 11 Lubricate and install the throttle nipple O ring into the discharge housing Figure 119 12 Apply thread sealing tape to the throttle nipple threads and lubricate the non threaded portion of LUBRICATE the throttle nipple Figure 120 THREAD SEALING TAPE Fig
7. ccc cece eee eeceeceeceeeeeeeeeeeeees T Motor and Pump Installation REQUIFEMENS ccecceeceeceeeeeeeeeeeeaeeaees T Inspection of Unit upon Receipt 8 Pump Storage Requirements 8 Motor Storage Requirements 8 Pre Installation 220220020220220 RR nenn 8 Lifting and Handling 22 02200220000 9 Optional Baseplate Installation 11 Foundation Specifications 11 Motor Installation 22022022022 12 Flexible Coupling Check 13 Initial Pump Alignment 0 02000 22022 16 Final Pump Alignment 024004 200 20 Pump Piping Connections 24 Optional High Pressure Seal Carrier 26 Optional Shaft Position Sensor 26 Recommended Instrumentation and Operation cccceeccececeeeeseeeeeeeeeneeeees 27 Upstream Filtration 2222022022220 nen ernennen 28 Preparation for Pump Start Up 28 Start Up Precautions neeem 28 Start Up Check List eee 28 Pump Start Up ec cecceeeeeeeeeeeees 28 Basic Troubleshooting 29 Visual Inspection 220220 22022220 aes 29 Troubleshooting Chart 30 S
8. u I MEERE o En o i ee N e Oe F y i tf Figure 35 Pump Shaft Key Installation 24 Rotate both shafts until the pump shaft key and the flexible coupling keyway are on top and aligned Figure 36 Figure 36 Aligning Pump Shaft Keyway Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 21 FEDCO Installation Procedures cont 25 26 27 22 Carefully slide the pump against the motor making sure the pump shaft key slides smoothly into the flexible coupling Push the pump by hand until the motor adapter and motor are in contact Figure 37 NOTE Make sure pump shaft key does not jam or fall out during installation Using feeler gauges re measure any gap between the motor adapter and motor at 4 different points 90 apart around the motor adapter Figure 38 NOTE In some instances there may be no gap between the motor and motor adapter lf uneven gaps exist adjust the precision leveling foot as necessary until any gaps between motor and motor adapter are all equal Figure 39 The gap variation should not exceed 0 381 mm 0 015 around motor adapter MSS Series Pumps Figure 37 Position Pump for Final Alignment FEELER GUAGE ee a A KS iis L w 5 mm q a f
9. FEDCO MSS Series Pumps Standard Shaft Seal Replacement Cont 5 Secure the inlet housing to the motor adapter with the four 4 inlet housing bolts with lock washers Figure 68 Tighten to 28 N m 21 Lb ft Figure 68 Installing Inlet Housing Bolts 6 Apply system compliant anti seize compound into the pump shaft keyway and install the pump shaft key APPLY SYSTEM BEN Figure 69 J ANTI SEIZE COMPOUND NOTE Key should fit securely with rounded end facing toward the pump 7 Carefully slide the pump against the motor making sure the pump shaft key slides smoothly into the flexible coupling Push the pump by hand until the motor adapter and motor are in contact Figure 70 NOTE Make sure pump key shaft does not jam or fall out during installation 8 Refer to Final Pump Alignment earlier in this manual Figure 70 Attaching Pump to Motor 36 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Optional High Inlet Pressure Seal Replacement id
10. Figure 2 The balance disc rides in the bearing carrier and serves as a thrust bearing for the pump This unique design uses patented WATER BEARING technology which allows feed water to cool and lubricate the balance disc WATER BEARING ASSEMBLY SINGLE MSS Series Pumps As the motor rotates the pump pressure differences acting on the rotating impellers generate an axial thrust acting toward the motor The water bearing employs the balance disc to create a counter pressure which exactly cancels the impeller thrust load The bearing drain line and throttle nipple are used help produce the counter pressure on the balance disc This thrust and counter thrust allows the disc to self balance based on operating conditions INLET PRESSURE DISCHARGE PRESSURE Figure 2 MSS Pump Inter
11. A maintenance kit P N 8 M0015 MTK and a retaining ring kit P N 8 M0015 RTK should be kept on hand The maintenance kit consists of a balance disk mechanical seal and O rings The retaining ring kit consists of all retaining rings in the assembly 4 5 years of service A complete disassembly cleaning and inspection of all pump components is recom mended An overhaul kit and stage kit should be made available before beginning this procedure Refer to the Service Parts Kits chart below for specific pump models Service Parts Kits Part Number Part Number Description 8 M0015 ORK 8 M0050 STK Stage kit Model MSS 50 8 M0015 BDK 8 M0055 STK Stage kit Model MSS 55 8 M0015 MSK 8 M0070 STK Stage kit Model MSS 70 8 M0015 TNK 8 M0075 STK Stage kit Model MSS 75 8 M0015 RTK 8 M0015 OHK Overhaul kit Model MSS 15 8 M0015 ALK 8 M0020 OHK Overhaul kit Model MSS 20 Overhaul kit Model MSS 30 Overhaul kit Model MSS 40 Overhaul kit Model MSS 50 Overhaul kit Model MSS 55 Overhaul kit Model MSS 70 St 8 M0015 MTK 8 M0030 OHK 8 M0015 STK 8 M0040 OHK 8 M0020 STK 8 M0050 OHK 8 M0030 STK 8 M0055 OHK 8 M0040 STK 8 M0070 OHK 8 M0075 OHK Overhaul kit Model MSS 75 ee ee Be be bon St N N Ordering Parts ATTN Field Service Department Additional Contact Information FEDCO Tel 734 241 3935 800 Ternes Drive Fax 734 241 5173 Monroe MI 48162 Web site www fedco usa com USA Choose the Service and Suppor
12. Figure 32 ANTI SEIZE COMPOUND A NY A 7 Figure 32 Installing Motor Shaft Key Slide the flexible coupling onto the motor shaft until the end of the motor shaft is flush with the end of the motor half of the flexible coupling Figure 33 NOTE The motor shaft and its key should NOT be touching the plates of the flexible coupling disc pack Ensure that the motor shaft key does not slide out of place or project past the end of the motor shaft Figure 33 Positioning Flexible Coupling on Motor Shaft Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont 22 Install the two 2 flexible coupling set screws and tighten Figure 34 NOTE DO NOT attempt to install any set screws on the pump shaft side of the coupling Figure 34 Flexible Coupling Set Screw Locations 23 Apply system compliant anti seize compound into the pump shaft keyway and install the pump shaft key APPLY SYSTEM BE ANTI SEIZE COMPOUND Figure 35 NOTE The rounded end of the key must be placed in the rounded end of the keyway H
13. MSS Series Pumps NOTE Make sure to push the washer only Do not push on the shaft retaining ring or damage may occur NOTE The shaft retaining ring does not need to be removed unless it is distorted or corroded and needs replacement Figure 62 Removing Shaft Seal 12 Inspect the pump shaft the shaft retaining ring the inlet seal bore and the pump shaft for any damage Figure 63 Remove any oil or dirt with a clean cloth Figure 63 Inspecting Retaining Ring Pump Shaft and Bore Installation 1 Install the new shaft washer onto pump shaft and slide the washer against the shaft retaining ring Figure 64 Figure 64 Installing Shaft Washer Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Standard Shaft Seal Replacement Cont 2 Slide the new mechanical shaft seal followed by the new stationary seal and inlet washer onto shaft Figure 65 3 Press in on the inlet washer and Install the inlet retaining ring into the groove in the inlet housing Figure 66 NOTE Make sure the inlet retaining ring is completely seated in the inlet housing groove Figure 66 Installing Inlet Retaining Ring 4 Install the leakage bushing into the motor adapter seat Figure 67 Figure 67 Installing Leakage Bushing Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 35
14. eie OC U ait SET SCREW Figure 91 Inspecting Shaft Collar CAUTION Connect a temporary power supply to the shaft position sensor which will allow the sensor to rotate Loosely thread the shaft position sensor into the spacer plate Figure 92 Figure 92 Installing Shaft Position Sensor Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Optional Shaft Position Sensor Replacement Cont ROTATE 1 4 TURN AFTER SENSOR ILLUMINATES 3 Slowly rotate the sensor clockwise until the sensor becomes illuminated with a green and red light Once the sensor is illuminated rotate the sensor a further one quarter 1 4 turn Figure 93 Figure 93 Adjusting Shaft Position Sensor 4 Tighten the adjustment locknut to prevent sensor movement Figure 94 NOTE If a false shut down occurs after the adjustment procedure loosen the adjustment locknut and rotate the sensor a further one quarter 1 4 turn to ensure no TIGHTEN misadjustment has occured ADJUSTMENT LOCKNUT i 5 Once the sensor is properly adjusted disconnect the sensor from the temporary power supply and permanently connect the sensor to the VFD Figure 94 Tightening Adjustment Locknut Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 45 FEDCO MSS Series Pumps Balance Disc Replacement 46
15. a removable section of pipe such as a spool piece or elbow to allow the pump to slide forward for service Figure 47 Servicing the shaft seal water bearing or flexible coupling requires a space of approximately 30 5 cm 12 inches minimum The pump assembly must be free to move away from the motor in order to gain access to these components OUTLET PIPING DISCHARGE HOUSING 30 5 cm MINIMUM REMOVABLE SECTION FOR PUMP SERVICE er Figure 47 Removable Section for Pump Service Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 25 FEDCO MSS Series Pumps Installation Procedures cont Optional High Pressure Seal Carrier If equipped with an optional high pressure seal carrier a vent line from the HPSC should be vented to the atmosphere and positioned to drain normally or connected to a low pressure manifold behind the first high pressure pump in the train Figure 48 WARNING Under no circumstances should the vent line be plugged A plugged vent line will result in insufficient water lubrication of the seal and balance disc causing internal damage to the unit TO ATMOSPHERE OR LOW PRESSURE gt INTAKE MANIFOLD BEHIND FIRST HIGH PRESSURE PUMP HIGH PRESSURE SEAL CARRIER VENT LINE EFA Fi HEA P en SEI Fr am p zi BE d N BEARING DRAIN LINE Figure 48 High Pressure Seal Carrier Venting Optional Shaft Position Sensor The
16. centrifugal force develops a pressure higher than was input Pressure can be increased through the addition of impeller stages or by increasing shaft rpm FEDCO Motors are selected according to equipment operating re quirements Figure 1 A flexible coupling allows the pump shaft to float within the coupling eliminating thrust against the motor The inlet and discharge housing is designed to connect to grooved rigid piping with couplings The inlet housing itself can be attached to the pump in four different positions 90 apart A precision leveling foot supports the end shell housing and is fully adjustable to allow accurate pump to motor shaft alignment Typical MSS 15 through MSS 75 Pump External Components Item Description Item Description Throttle nipple Motor adapter B Discharge housing Flexible coupling inside of Motor A Ut S Adapter e Precision Leveing Fot r2 merhoumg Figure 1 MSS Pump External Components Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 FEDCO Theory and Operation cont MSS Pump Internal Components The internal components of an MSS pump can vary depending on pump configuration and number of stages The basic components contained in a single stage consist of an impeller and a diffuser with a spacer and bushing which prevent friction and wear Behind the discharge housing at the end of the pump is the WATER BEARING assembly
17. compound Motor shaft key if motor is provided by FEDCO Figure Installation Accessories 8 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont Lifting and Handling CAUTION Observe all lifting precautions Failure to follow all lifting and handling precautions may result in serious inju ry Unit weight is listed on the unit nameplate Determine the weight of the unit to select an appropriate lifting method If the weight of the pump exceeds manual lifting limits mechanical lifting equipment must be used MSS pumps can be lifted by the shell using approved lifting straps together with suitable lifting equipment The straps must be installed around the shell without disturbing the drain line Figure 9 If straps are placed around the drain line damage can oc cur Figure 8 Pump Assembly Lifting Figure 8 Improper Lifting Strap Positioning ASIAN IM K J gt ANN j i a l san all A Figure 9 Proper Lifting Strap Positioning Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 9 FEDCO MSS Series Pumps Installation Procedures cont CAUTION Whenever possible all component should be lifted and moved separately for safety Do not lift the pump up by the shaft If the unit is lifted by the shaft damage may occur Lifting and handling of the mot
18. fluid end for detailed inspection refer to Overhaul Note Follow manufacturer s recommendations for motor and VFD maintenance 60 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Service Policy Return Authorization Number RAN Please contact a FEDCO before returning any equipment You must have a Return Authoriza tion Number RAN issued by FEDCO before we can accept any parts All returned parts must be shipped prepaid to FEDCO with the RAN clearly marked on the package We need this number to ensure proper handling of the returned parts and supply of new parts if needed Repair by FEDCO on equipment that is out of warranty will be warranted for three 3 months Ask FEDCO for details of the repair warranty Parts will be replaced in accordance with the FEDCO warranty Use the fol lowing address to return parts ATTN Field Service Department Additional Contact Information FEDCO Tel 734 241 3935 800 Ternes Drive Fax 134 241 5173 Monroe MI 48162 Web site www fedco usa com USA Choose the Service and Support tab Procedure How to Return Parts to FEDCO 1 Provide FEDCO with the following information e Serial number of unit e Description of why parts are being returned 2 FEDCO will provide a Return Authorization Number 3 Pack the unit in the original shipping crate or other suitable crate and clearly mark the Return Authorization Number on the outsi
19. must be made by certified electricians in compliance with all international national state and local regulations and codes e Insure the product is isolated from the power supply and cannot be accidentally energized e Make sure all thermal contacts are connected to a protection circuit according to product specifications e All electrical equipment must be properly grounded Figure 5 e During installation service and repair must always follow your company s Lock out Tag out procedure 6 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps O GIANT INDUSTRIAL MOTOR 3450 40C AMB CONT __ USABLE AT 208v BEARINGS ODE ENCL MFG BY BALFOR ELECTRIC CO U S A NP1256L Figure 4 Typical Motor Nameplate Motor Requirements AN ELECTRICAL HAZARD Wiring of the motor shall be completed in conformance with all local electrical codes All EU countries must fol low EN 60204 1 If a variable frequency drive VFD is provided with the motor it is recommended that shielded cables are used between the VFD and the motor The shield must be connected at both ends 3 PHASE MOTOR GROUNDING PIGTAILS Figure 5 Typical Motor Electrical Connections FEDCO Installation Procedures cont Variable Frequency Drive VFD Requirements lf a VFD is used it must be configured to match the motor nameplate information The VFD does not come prepro gram
20. proper repair procedures 30 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps Standard Shaft Seal Replacement Figure 55 Support Bracket Anchor Bolt Removal Figure 53 Shaft Seal Components FEDCO All 2 z N 7 AN Item Description Shaft washer 6 _ metretamnamg Shaft Seal Standard ELECTRICAL HAZARD Make sure to disconnect the power supply to the motor before carrying out component replacement procedures Follow all Lock out Tag out procedures developed by your company before starting any maintenance or repair Removal 1 Drain the piping and pump 2 Disconnect the inlet and outlet piping 3 Loosen the eight 8 screws and remove the coupling guards Figure 54 K Remove the anchor bolts and washers from shell support bracket s Figure 55 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 31 FEDCO MSS Series Pumps Standard Shaft Seal Replacement Cont 5 Remove the eight 8 motor adapter bolts and washers Figure 56 Figure 56 Motor Adapter Bolt Removal 6 Remove the four 4 nuts and the top cradle from th
21. to be defective All parts returned for warranty service must be shipped prepaid and include FEDCO s return authorization number Equipment and accessories not manufactured by FEDCO are warranted only to the extent of and by the original manufacturer s warranty FEDCO shall not be liable for damage or wear to equipment caused by abnormal conditions excessive temperatures and vibration or caused by corrosives abrasives or foreign objects The foregoing warranty is exclusive and in lieu of all other warranties whether expressed or implied including any warranty of merchantability or fitness for any particular purpose In no event shall FEDCO be liable for liable for consequential or incidental damages Declaration of Conformity This product fulfills the obligations of the applicable EU directives The declaration of conformity is a standalone document and can be requested if required from FEDCO or any FEDCO representa tive Register the product warranty at the time of installation by completing the War ranty Registration Form on the following page and sending it to FEDCO 62 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Service Policy cont Warranty Registration Form THIS FORM MUST BE COMPLETED AND RETURNED TO FEDCO TO ACTIVATE YOUR WARRANTY COVERAGE FEDCO will send confirmation of start of warranty coverage Please FAX this page to FEDCO to register
22. your warranty Retain the original for your future information FAX to 734 241 5173 USA or E MAIL www fedco usa com and choose the Service and Support tab Initial Installation Model Serial Installation Date Startup Date VFD frequency Hz if used Voltage and Hz of power supply Feed Flow Suction Pressure to Pump Discharge Pressure Drain flow rate high inlet pressure option only Comments Installed by Telephone Fax E mail Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 63 FEDCO MSS Series Pumps Service Policy cont Start Up Record Start Up Check List _ Flexible coupling set screws tightened _ Motor adapter guards installed All anchor bolts tightened to specifications All pipe couplings tightened to specifications __ Motor rotational direction correct _ Motor lubricated to manufacturers specifications Final Pump Alignment performed Sa eS SS Se FS _ Inlet pressure indicator installed 9 Inlet pressure switch if applicable installed 10 _ Outlet pressure indicator installed 11 __ System pipes are clean and upstream filtration in place 12 __ System leak checked and all air vented from system 13 _JALL safety devices in place Installation and Start up Information Start up Date Model Serial Installation Date Installed By Operating Conditions Feed Flow Suction Pressure to Pump Dis
23. 8 screws Figure 43 Figure 44 Coupling Guard Installation Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 24 MSS Series Pumps Installation Procedures cont Pump Piping Connections Piping Alignment e Accurate alignment and support of all piping con nected to the pump is critical Figure 45 e Any movement occurring at the inlet or discharge pump connections may cause pump misalignment and stress over time e Do not force any misaligned pipes to connect to the pump discharge or inlet l m J A YES Figure 45 Proper Piping Alignment Inlet Piping FEDCO Pipe Couplings e Use only grooved type couplings at all pump and pipe connections Figure 46 e Follow all manufacturer installation and torque specifications e Align all piping carefully before installing cou plings e DO NOT use couplings to force piping to align Make sure all seals seat correctly inside the coupling e f piping or seals are not aligned correctly leaking may occur under pressure GROOVED COUPLING EZ A G 4 Z GZ COUPLING SEAL W Wq L Figure 46 Typical Grooved Coupling Keep the inlet pipe free of high points which could trap air and could disrupt pump priming Vacuum and or pressure gages are recommended to allow measurement of pump inlet pressure NEVER throttle the pump on the inlet side Outlet Piping The pump discharge piping should have
24. F CHI ERINT a oul rena ter Eulen iin Fah il pas vi iela n Ta re WELT Gl h nl pja pe Sr page gee and ee ne pepe Fe ee sda bes jai oe oy pt hee ee Pg ee oe Fluid Equipment Development Co Monroe www fedco ee com Model MSS 1527 WT 84 8 klg S N 3678 GPM 58 RPM 3508 TDH 1188 CE U S Pantent 6309174 International patent pending PUMP NAMEPLATE HETER ETEA TF redy m aria er in fae eed ee el eee e ed ed Version 2 3 Feed Flow Inlet Pres Disc Pres MSS 9019 S N 3671 IFTE SIINA Bi I u 5 J F FEDCO wee ek eee YELLOW TAG FRONT YELLOW TAG REAR Figure 51 Pump Operating Specifications Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 27 FEDCO Upstream Filtration e The pump must be protected from debris in the feed water such as sand gravel or other particulate mat ter e A20 micron filter must be installed upstream of the pump inlet to protect against foreign matter entering the system e Temporary strainers should be installed after initial start up or repairs to protect the pump from possible debris Preparation for Pump Start Up Start Up Precautions Ad WARNING NEVER operate the pump equipment e below the minimum flow rate e when dry e without priming e without proper guards and safety devices installed e with the discharge valve closed e with the suction valve closed ELECTRICAL HAZARD Refer
25. FEDCO MSS Series Pumps Balance Disc Replacement cont 6 Remove the three 3 cap screws lock washers and retention clips from the discharge housing Figure 99 7 Remove the discharge housing retaining ring and discharge housing with O ring from the end shell Figure 100 8 Remove the cavity cover with O ring Figure 101 Figure 101 Removing Cavity Cover 48 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Balance Disc Replacement cont 9 Loosen the eight 8 screws and remove the coupling guards Figure 102 Figure 102 Removing Coupling Guards 10 Lock th flexible coupling in place with a suitable strap SUITABLE STRAP H or chain wrench to prevent pump shaft rotation OR CHAIN WRENCH Figure 103 11 Remove the shaft nut lock washer and washer from the pump shaft Figure 104 lt Figure 104 Removing Shaft Nut and Washers Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 49 Balance Disc Replacement cont 12 Remove the bearing carrier with the balance disc from 13 Remove the balance disc key washer and O ring 50 FEDCO MSS Series Pumps the end shell Figure 105 f
26. Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont 17 Measure the motor adapter gap and continue adjustment until the gap between the motor adapter and the motor is the same on both sides Figure 29 18 Tighten the precision leveling foot mounting bolts to specification for the size bolts used Figure 30 NOTE Do not secure the support brackets at this time Figure 30 Securing Precision Leveling Foot Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 19 FEDCO MSS Series Pumps Installation Procedures cont 19 Final Pump Alignment 20 Apply system compliant anti seize compound in the 21 20 Carefully slide the pump away from the motor and proceed to the Final Pump Alignment procedure NOTE Make sure the pump is well supported and far away enough to provide sufficient room to install flexible coupling Figure 31 lt Qe 30 5 cm N F 12 inches i motor shaft keyway and install the motor shaft key ABPIVEY ST ER COMPLIANT il
27. MSS Series Pumps FEDCO MUTLI STAGE SEAWATER MSS HIGH PRESSURE PUMPS Installation Operation Maintenance amp Service Manual Models MSS 15 e MSS 20 e MSS 30 e MSS 40 e MSS 50 e MSS 55 e MSS 70 e MSS 75 Register the product warranty at the time of installation by completing the Warranty Registration Form at the rear of this manual and fax or e mail it to FEDCO Warranty Registration should be sent to ATTN Field Service Department Additional Contact Information FEDCO Tel 734 241 3935 800 Ternes Drive Fax 134 241 5173 Monroe MI 48162 Web site www fedco usa com USA Choose the Service and Support tab IMPORTANT FOR REASONS OF SAFETY AND MAINTENANCE ONE COPY OF THIS MANUAL MUST REMAIN WITH THE EQUIPMENT AT ALL TIMES Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 1 FEDCO MSS Series Pumps Table of Contents Theory and Operation c ccccceceseeeeeeeeeeees 3 MSS Pump External Components 3 MSS Pump Internal Components 4 Installation Procedures 022022002002 es 5 Warnings and Safety Precautions 5 User Health and Safety u uenennnnne 6 In The Work Area 2202202202202s0 nn nennen nenn 6 Electrical Connections and Regulations 6 Motor Requirement u220220220020 220220 Variable Frequency Drive VFD Requirements
28. O SS SaS DAA DD gt TS 5 Remove the high pressure seal carrier from the inlet housing Figure 75 NOTE All seal components will slide out with the carrier Figure 75 Removing High Pressure Seal Carrier 38 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 Optional High Inlet Pressure Seal Replacement Cont 6 Remove the Inlet retaining ring inlet washer stationary seal mechanical seal and shaft washer carrier Figure 76 Q Figure 76 Removing Seal Components 7 Remove the high pressure seal carrier O ring Figure 77 8 Remove the shaft retaining ring graphite shaft sleeve and O ring Figure 78 NOTE If retaining ring appears weak or distorted replace it NOTE The graphite shaft sleeve retaining ring does not need to be removed unless it is distorted or corroded and needs replacement Figure 78 Removing Graphite Sleeve Components Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 39 FEDCO MSS Series Pumps Optional High Inlet Pressure Seal Replacement Cont 12 Inspect the high pressure seal carrier and inlet housing seal bores and shaft area for excessive wear or damage Figure 79 Remove any oil of dirt with a clean cloth Figure 79 Inspecting Seal Carrier and Pump Shaft Installation 1 Lubricate a
29. RY OR DEATH if instruc tions are not followed properly Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 5 FEDCO Installation Procedures cont AX WARNING All pump and safety precautions must be followed to prevent physical injury to the operator It is illegal to oper ate the equipment in an EU member state which requires CE compliance if the manual is not written in that state s language If a translation is needed please contact a FEDCO representative CAUTION A pump is a pressure generating device with rotating parts that can be hazardous Any device containing generated pressure can rupture explode or discharge its contents if it is sufficiently over pressurized and may possibly result in personal injury property damage envi ronmental damage and death All necessary precautions must be exercised to insure over pressurization does not occur FEDCO will not accept responsibility for physical injury damage or delays caused by a failure to observe the instructions in this manual AX WARNING Installation operation or maintenance of the pump unit In any manner which is not covered in this manual could cause damage to the equipment serious injury or death This includes any modification to the equipment or the use of parts not provided by FEDCO If there is a ques tion regarding the intended use of the equipment please contact a FEDCO representative before pro
30. ceeding CAUTION This manual clearly identifies accepted methods for safe disassembly These methods must be strictly adhered to AX WARNING Do not use the pump equipment for a different application than originally specified without the approval of a FEDCO representative eg NEVER operate the pump equipment e below the minimum flow rate e when dry e without priming e without proper guards and safety devices installed e with the discharge valve closed e with the suction valve closed MSS Series Pumps ELECTRICAL HAZARD Always follow the Lock out Tag out procedure developed by your company before starting any maintenance or repair Figure 3 ONLY BY THE PERSON SHOWN Figure 3 Typical Lock Out Tags User Health and Safety Safety Equipment should be used in accordance with company regulations The following safety equipment should be used within the work area e Helmet e Safety Glasses with shields or goggles e Safety Shoes e Protective Gloves e Hearing Protection is recommended e Follow safe lifting methods to avoid personal injury In the Work Area e Always keep the work area clean and dry e Avoid all electrical dangers Be aware of risks from electric shock or arc flash hazards e Utilize adequate lifting equipment and methods Electrical Connections and Regulations e Refer to the motor nameplate for specific electrical operating information Figure 4 e Electrical connections
31. charge Pressure Drain flow rate high inlet pressure option only VFD frequency Hz if used Voltage and Hz of power supply VFD Amps VFD Amps after 48 hours of running time GENERAL NOTES This report has been filled out by Date 64 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Service Policy cont Overhaul Record Overhaul Date Operating Hours Reason for Overhaul Operating Data Prior to Overhaul Feed Flow Suction Pressure to Pump Discharge Pressure Operating Data After Overhaul Feed Flow Suction Pressure to Pump Discharge Pressure GENERAL NOTES Overhauled by Telephone Fax E mail Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 65
32. de of the crate 4 Send unit freight prepaid to FEDCO at the above address Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 61 FEDCO MSS Series Pumps Service Policy cont Warranty Fluid Equipment Development Company LLC FEDCO warrants its MSS feed pump to be free from defects in design materials or workmanship for a period of 18 months from shipment or 12 months from the date of installation of the product whichever occurs first when said product is operated in accordance with written instructions and is installed properly If the MSS pump is altered or repaired without prior approval of FEDCO all warranties are void All equipment provided by FEDCO including pump motors must be installed on a rigid steel support structure and base capable of handling full loads during operation Failure to do so will void warranty All equipment must be installed such that there are no pipe stresses on FEDCO equipment Failure to do so will void warranty If the MSS pump is not installed and aligned as per FEDCO Installation and Operation Manual any subsequent damage to the pump and or motor will be excluded from the warranty If any defects or poor performance occur during the warranty period FEDCO s sole obligation shall be limited to alteration repair or replacement at FEDCO s expense F O B factory of any parts or equipment which upon return to FEDCO and upon FEDCO s examination prove
33. e precision leveling foot Figure 57 7 Install the two 2 alignment pins to prevent damage to mechanical seal and carefully slide pump 30 5 cm 12 inches away from motor Figure 58 NOTE Make sure to support inlet end of the pump on support bracket s Figure 58 Separating Pump from Motor 32 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Standard Shaft Seal Replacement Cont 8 Remove the four 4 inlet housing bolts and washers from Inlet Housing Figure 59 9 Remove the motor adapter and leakage bushing from the inlet housing Figure 60 10 Remove the inlet retaining ring from the inlet housing Figure 61 Figure 61 Removing Inlet Retaining Ring Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 33 FEDCO Standard Shaft Seal Replacement Cont 11 Apply soap and water to the shaft and using a suitable tool through the inlet housing fluid opening gently push the shaft washer mechanical seal stationary seal and inlet washer toward the end of the shaft and remove Figure 62
34. ed Figure 6 Please contact the equipment supplier if the VFD programming manual is not available Impor tant note for CE compliant countries the VFD must have a line filter which must be installed in the same metallic enclosure as the drive AC SINE WAVE VARIABLE POWER FREQUENCY POWER A veo a 6 13752 OPERATOR CONTROLS Figure 6 Basic VFD Configuration Motor and Pump Installation Requirements A rigid mounting surface is required for pump motor assemblies in order to prolong the life of critical compo nents Mounting surfaces constructed of wood or other non rigid materials are NOT acceptable as they may deflect during pump operation and cause shaft misalign ment All anchoring fasteners used should meet or ex ceed manufacturers specifications All assemblies must be mounted on one of three types of substrates e concrete foundation e optional baseplate e container with a suitable steel substructure Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 7 FEDCO MSS Series Pumps Installation Procedures cont Inspection of Unit Upon Receipt Pre Installation e Review the contents of the packing list to make sure In most instances the pump and motor are shipped in all components have been inc
35. identifying the potential cause If after consulting the troubleshooting charts the cause is still undefined contact FEDCO technical support www fedco usa com and choose the Service and Support tab telephone or FAX FEDCO will give you easy step by step instructions on how to proceed Visual Inspection Make sure all items are accounted for on the start up check list Inspect all piping and electrical connections to the motor and pump Inspect the pump and motor mountings for signs of any movement or vibration Inspect pressure gauges switches and all other instrumentation for proper operation Record any unusual readings Motor Speed and Air Vented from System Direction Correct N Sufficient Input Pressure l m Inlet Restrictions Motor Gounded with EN 7 Correct Power Needs Inlet Piping Leaks Pump Leaking Sufficient Output Pressure j GE En E l fs As es e Discharge Restictions Figure 52 Basic Visual Inspection Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 29 FEDCO MSS Series Pumps BASIC TROUBLESHOOTING Symptom Possible Cause Low flow or low pressure Restriction in inlet or Check pump inlet pressure discharge pipes Check position of all control valves Check throttle valve is fully open Incorrect pump speed or Check VFD for proper speed setting if direction equipped
36. luded separate crates The pump crate also contains the flexible e Inspect all components for signs of damage which coupling and accessories necessary for the pump motor may have occurred during shipping installation The flexible coupling is pre assembled and e If damage is present or if the contents are incomplete Should not be disassembled All installation accessories please contact your shipping company or a FEDCO required can be found in either crate Figure 7 representative before proceeding Pump Storage Requirements The MSS pump must be protected from sand grit and other foreign matter Do not remove the protective covers from the pipe connections until ready to install For long term storage keep pump and all other components in its original crate away from sand or dust Motor Storage Requirements Specific conditions are required for proper motor care and storage Refer to the motor manufacturers instructions for specific steps and instructions 32 2 4 to 6 Motor mounting bolts with washers 4 to 8 Motor adapter bolts with washers and nuts if motor and baseplate is provided by FEDCO Feeler Guages ID CD Flexible coupling 2 Flexible coupling set screws m E E E E E E E E E E E E E E E E E E E E E E E E E E E E 2 Alignment Pins ez a Pump shaft key Anit seize
37. n MSS 2 4 Last revised 02 2012 15 FEDCO MSS Series Pumps Installation Procedures cont Item Description Adjustment nut Leveling foot frame Figure 22 Precision Leveling Foot Components Initial Pump Alignment 11 Remove the four 4 nuts and the top cradle from the precision leveling foot Figure 23 val RY Tips 12 Install the two 2 alignment pins 180 apart into the motor face Figure 24 180 APAR Figure 24 Alignment Pin Installation 16 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont 13 Carefully slide the pump onto the alignment pins and as Close to the motor face as possible Figure 25 NOTE Depending on the motor manufacturer a small gap may or may not be visible between the motor face and the motor adapter 14 If a gap exists between the motor adapter and motor use the feeler gauges provided to measure the gap at 4 different points 90 apart Figure 26 NOTE In some instances there may be no gap be
38. nal Flow 4 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps Installation Procedures FEDCO Warnings and Safety Precautions Safety practices and precautions for the operation and maintenance of all FEDCO pump products MUST BE FOLLOWED This information supplements oral or written instructions that may be received Safety MUST be prac ticed as part of the standard operating procedures for this equipment during any installation and operation To ensure that safe operating and maintenance procedures are fol lowed operators should develop and keep up a program of safety checks and current instructions This manual contains certain operating and maintenance procedures that involve exposure to potentially hazardous situations The levels of hazardous situations are as follows DANGER t WARNING CAUTION ELECTRICAL HAZARD PUNCTURE HAZARD Hazards which are IMMEDIATELY ACCESSIBLE and capable of causing SEVERE PERSONAL INJURY OR DEATH Hazards which are NOT IMMEDIATELY ACCESSIBLE but are capable of causing SEVERE PERSONAL INJURY OR DEATH Hazards which are NOT IMMEDIATELY ACCESSIBLE and can cause PERSONAL INJURY Hazards which are related to Electrical Components and can RESULT IN ELECTRICAL RISKS SHOCK ELECTROCUTION OR DEATH if instructions are not followed properly Hazards which are NOT IMMEDIATELY ACCESSIBLE and can RESULT IN SEVERE PERSONAL INJU
39. nd install a new O ring with the graphite shaft sleeve and shaft retaining ring Figure 80 NOTE Make sure the anti rotation pin slot is aligned with the top of the shaft NOTE Make sure the graphite shaft sleeve retaining ring is completely seated in shaft groove Figure 80 Installing Graphite Sleeve Components 2 Install the new high pressure seal carrier O ring Figure 81 Figure 81 Installing New High Pressure Seal Carrier O ring 40 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps Figure 82 Installing Seal Components Figure 83 Aligning Graphite Shaft Sleeve Figure 84 Installing Leakage Bushing FEDCO Optional High Inlet Pressure Seal Replacement Cont 3 Install the new shaft washer mechanical seal stationary seal and inlet washer Secure with the inlet retaining ring Figure 82 NOTE Make sure the inlet retaining ring is completely seated in the high pressure seal carrier groove Position the high pressure seal carrier against inlet housing Figure 83 NOTE Make sure graphite shaft sleeve lines up with anti rotation pin in high pressure seal carrier Install th leakage busing into the motor adapter seat Figure 84 NOTE For units equipped with a high pressure seal carrier make sure the leakage bushing is installed with the stepped portion of the bushing facing i
40. ng Motor Mounting Shims 12 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont Motor Rotational Direction Check 3 Prior to pump installation energize the motor to determine direction of rotation The correct rotation is indicated by arrows on the motor adapter Figure 16 If the rotation is incorrect reverse the polarity of the motor wiring to change the direction of rotation NOTE Reversing the polarity of the VFD power input wires will not change the motor rotational direction A If the motor rotational direction is correct disconnect power to the motor according to lock out tag out procedures and complete all electrical connections according to local codes and regulations 5 Loosen eight 8 screws and remove the coupling guards Figure 17 Figure 17 Removing Coupling Guards Flexible Coupling Check 6 Slide the flexible coupling over the motor shaft with the motor shaft key Figure 18 NOTE If the motor shaft key does not fit properly in the coupling keyway lightly file the motor shaft key until a proper fit is obtained Figure 18 Installing Flexible Coupling on Motor Shaft Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 13 FEDCO Installation Procedures cont 7 Inspect the flexible coupling radial and axial fit It should be tight with n
41. nment 2 Inspect flexible coupling check for wear irregularities torsional backlash running behavior and tightening torque refer to Flexible Coupling Check 3 Inspect for leaks damaged gaskets and condition of all pipe couplings 4 Wipe pump motor and baseplate with a clean damp cloth Twelve 12 months after commissioning 1 Inspect pump alignment refer to Final Pump Alignment 2 Inspect flexible coupling check for wear irregularities torsional backlash running behavior and tightening torque refer to Flexible Coupling Check 3 Inspect mechanical seal for early signs of leakage or failure 4 Inspect balance disc refer to Balance Disc 4a Note If balance disc requires replacement mechanical seal should also be replaced 5 Inspect for leaks damaged gaskets and condition of all pipe couplings 6 Wipe pump motor and baseplate with a clean damp cloth Annually 1 Inspect pump alignment refer to Final Pump Alignment 2 Inspect flexible coupling check for wear irregularities torsional backlash running behavior and tightening torque refer to Flexible Coupling Check 3 Inspect for leaks damaged gaskets and condition of all pipe couplings 4 Inspect balance disc refer to Balance Disc 4a Note If balance disc requires replacement mechanical seal should also be replaced 5 Wipe pump motor and baseplate with a clean damp rag Five 5 Years 1 Annual maintenance per above 2 Disassemble
42. nward toward the motor adapter Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 41 Optional High Inlet Pressure Seal Replacement Cont 6 Install the motor adapter Figure 85 7 Secure the motor adapter to the high pressure seal carrier and inlet housing with four 4 bolts and lock washers Figure 86 Tighten to 28 N m 21 Lb ft 8 Connect the drain lines to the high pressure seal carrier Figure 87 NOTE Make sure the vent line is clean and unplugged The line should be vented to the atmosphere and positioned to drain normally or connected to a low pressure manifold behind the first high pressure pump in the train Under no circumstances should the vent line be plugged A plugged vent line will result in insufficient water lubrication of the seal and balance disc causing internal damage to the unit 9 Perform Steps 6 7 and 8 in Shaft Seal Standard installation procedure MSS Series Pumps Tt J N L a Figure 87 Installing Drain Lines 4 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Optional Shaft Position Sensor Replacement
43. o visible radial movement and slide smoothly on and off the motor shaft Figure 19 8 Slide the flexible coupling over the pump shaft with the pump shaft key Figure 20 NOTE The rounded end of the key must be placed in the rounded end of the keyway 14 MSS Series Pumps SMOOTH MOVEMENT Figure 19 Checking Flexible Coupling Fit on Motor Shaft ie if pling on Pump Shaft Figure 20 Installing Flexible Cou Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont 9 Inspect the flexible coupling radial and axial fit It should have little or no movement and be slightly looser than O the motor shaft fit It should also slide smoothly on and LITTLE OR off the pump shaft Figure 21 NO MOVEMENT 10 Once proper flexible coupling fit on both shafts has been obtained remove the flexible coupling and proceed with Initial Pump Alignment I NOTE The flexible coupling will not be needed until Final Pump Alignment procedure Figure 21 Checking Flexible Coupling Fit on Pump Shaft Copyright 2009 Fluid Equipment Development Company Versio
44. or must be performed ac cording manufacturers instructions Do not lift the pump and motor by the motor eyebolt Figure 10 The eyebolt is used for lifting the motor only Motor and Pump Assembly Lifting Figure 10 Improper Motor and Pump Lifting Points Figure 11 Proper Motor and Pump Lifting 10 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont Optional Baseplate Installation Some units include an optional FEDCO baseplate which provides good mounting surfaces for the motor and pump Figure 12 It also increases accuracy during the alignment process Although the baseplate is precisely manufactured it requires a solid foundation such as a concrete pad or rigid steel substructure If the optional baseplate is used it must be installed first to avoid distortion which may occur due to uneven floors or substructure Figure 13 If the pump is installed within a container it must be mounted on a rigid steel substructure that will not distort under the weight of the equipment or from torque reaction forces during pump operation CaN Item _ Description Item Description Motor mounting 4 to 6 depending on motor Precision leveling foot mounting Support bracket mounting Baseplate mounting feet Figure 12 Optional Baseplate Foundation Specifications A concrete foundation is recommended for all MSS pump installations Concrete p
45. plings tightened to specifications Motor lubricated to manufacturers specifications Final Pump Alignment performed Inlet pressure indicator installed Outlet pressure indicator installed ALL safety devices in place Pump Start Up NOTE Use the Start Up Record located in the rear of this manual to record initial operating conditions at pump start up 1 Start low pressure booster pump and vent air from the system 2 Verify that there are no leaks in the system 3 Activate the MSS pump 4 Inspect the system for leaks Inlet pressure switch if applicable installed System pipes are clean and upstream filtration in place System leak checked and all air vented from system NOTE Some mechanical shaft seal leakage may occur for about 60 seconds after pump start up If the leakage continues longer than 60 seconds then proceed with the mechanical shaft seal replacement procedure 5 Observe any unusual system noise or vibration 6 If a vibration meter is available record a baseline vibration reading at this time 7 Adjust system valves and controls as needed to obtain the desired operating condition Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Basic Troubleshooting If the MSS pump does not operate properly refer to the following troubleshooting charts as a guide to determin ing the concern and
46. purpose of the shaft position sensor is to identify potential pump wear or failure before serious damage can occur A shaft collar is fixed on a given point of the pump shaft The shaft position sensor is positioned directly above the collar If for any reason the shaft moves toward the motor the collar moves out of range of the sensor shutting down the pump SHAFT POSITION SENSOR ADJUSTMENT IOCKNUT 0 00000006 08980000 000000086 00000000 00000000 00000000 Figure 49 Shaft Position Sensor 26 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Installation Procedures cont Recommended Instrumentation and Operation For safe pump operation a pressure switch or relief valve is recommended for the high pressure side before the mem branes Pressure gauges should be installed at the inlet and outlet of the MSS pump Figure 50 If a throttle valve is used an additional gauge is needed on the output side of the valve It is recommended that a pressure switch should be installed at the pump inlet to prevent pump operation if the feed pressure to the pump is below specifications MSS pumps are not equipped with a check valve to prevent back flow Refer to the pump yellow tag and pump nameplate for equipment specifications Figure 51 PUMP INLET 30 I THROTTLE VALVE IF USED MEMBRANE Figure 50 Recommended Instrumentation SISA TU
47. rom the pump shaft Figure 106 Figure 106 Removing Balance Disc Washer and Key Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 FEDCO Balance Disc Replacement cont Balance Disc Inspection MSS Series Pumps 1 Inspect the surfaces of the balance disc for unusual wear The surfaces may have some wear but should be smooth Figure 107 2 Measure the balance disc outer hub thickness Figure 108 Refer to the Balance Disc Wear Chart for wear limit specifications The maximum acceptable balance disc wear is 0 508 mm 0 020 If the balance disc wear exceeds its wear limit it must be replaced T IS o _ _ Balance Disc Wear Chart cm 0 020 Balance Original Wear Limit ORIGINAL THICKNESS Disc Model Thickness 0 508 mm REPLACE BALANCE DISC When New 0 020 13 5 mm 0 53 13 0 mm 0 51 Figure 108 Measuring Balance Disc 3 Inspect the bearing carrier for unusual wear or scoring and replace if necessary Figure 109 ii Figure 109 Inspecting Bearing Carrier Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 51 FEDCO MSS Series Pumps Balance Disc Replacement cont Installation 1 Carefully install the bearing carrier into the end shell Figure 110 NOTE Grasp pump shaft and lift so that bearing carrier is seated flush against the diffu
48. rovides good support and good vibration absorption The foundation should have a mass that is 50 more than the total weight of the equipment and its perimeter should extend at least 6 inches 15 cm on each side from the pump and motor Make sure the concrete is completely dry and level before installing any machinery Make sure anchor bolts and shims are properly sized and installed in cases of uneven surfaces Figure 13 OPTIONAL BASEPLATE LEVELING HOLES CONCRETE FOUNDATION PROPER SHIM PLACEMENT Figure 13 Proper Shimming Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 11 FEDCO MSS Series Pumps Installation Procedures cont Motor Installation 1 Clean the motor flange face with a clean cloth to remove any foreign matter rust or protective coating and place the motor in its mounting position me Figure 14 l oo 2 els i gt gt 7 lt gt Ss 2 gt gt 2 Install the motor mounting bolts and shims as necessary Figure 15 Tighten to motor manufacturers specifications NOTE Make sure to install shims where necessary to prevent motor frame distortion resulting from soft foot Soft foot is a condition were one of the motor frame feet are not in flat contact with the mounting base If not properly shimmed when the bolt is tightened the motor frame will distort PROPERLY SHIMMED Figure 15 Installi
49. ser housing Make sure the discharge housing anti rotation pin is aligned with the top of the pump gt Apply system compliant anti seize compound into the balance disc keyway on the pump shaft lubricate a new balance disc O ring and and install the balance disc key washer and O ring onto the pump shaft Figure 111 APPLY SYSTEM COMPLIANT 7 ANTI SEIZE COMPOUND NOTE Make sure the balance disc keyway is on top and the key is installed with the rounded end facing outward toward the discharge housing Figure 111 Installing Balance Disc Key Washer and O Ring 3 Install the balance disc into bearing carrier Figure 112 NOTE Make sure the balance disc is firmly seated in the bearing carrier Figure 112 Installing Balance Disc 5 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Balance Disc Replacement cont I 4 Apply system compliant anti seize compound onto the ee ie KS pump shaft threads and install the balance disc washer lock washer and shaft nut Figure 113 Tighten to 68 N m 50 Lb ft NOTE The pump shaft nut preload is critical to proper balance disc operation A properly calibrated torque wrench must be used for this step 5 Lubricate the cavity cover O ring and install the cavity cover Figure 114 NOTE Make sure to align throttle nipple opening with the bottom of the pump
50. t tab 58 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps Specifications cont Fastener Torque Specifications FEDCO Mem Metric Standard Series shell flange bolts MSS 15 through MSS 75 45 Lb ft Discharge housing retaining clip cap screws 70 Lb in Pump shaft nut MSS 15 through MSS 75 50 Lb ft Pump Alignment Specifications Flange Gap Tolerances for non uniform gaps 0 381 mm 0 015 Acceptable 2 0 032 Balance Disc Specifications Pump Model Original Thickness Wear Limit When New 0 508 mm 0 020 MSS 15 through MSS 75 13 5 mm 0 530 13 0 mm 0 51 Lubricants and Compounds Lubricant Standard Glycerine or ASTM D1257 fresh water with soap Anti seize compound Compliant with specific system Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 59 FEDCO MSS Series Pumps Specifications cont Maintenance By following the schedule of preventive maintenance presented below the MSS pump will deliver years of trouble free performance One 1 day after commissioning 1 Recheck pump alignment refer to Final Pump Alignment 2 Visually inspect flexible coupling and tighten the coupling bolts to the specified torque as necessary 3 Fill out and submit all warranty documentation to FEDCO Six 6 months after commissioning 1 Inspect pump alignment refer to Final Pump Alig
51. tandard Shaft Seal Replacement 31 Optional High Inlet Pressure Seal Replacement 37 Optional Shaft Position Sensor Replacement ccccceceeceeseeseesemenes 43 Balance Disc Replacement 46 Specifications uunuusnneneeneenenennenen nenne 57 Components Exploded Views 57 Recommended Spare Parts List 58 Service Parts Kits 0220222222022 nn 58 Ordering Paris 20022202200ssneenn een 58 Fastener Specifications 59 Pump Alignment Specifications 59 Balance Disc Specifications 59 Lubricants and Compounds 59 Maintenance 0220240220 en seen 60 Service Policy ccc ceecceeeceeeeeeeeeeeeeeeee ens 61 Return Authorization Number RAN 61 NV I NOY arae E 62 Warranty Registration Form 63 Start Up Record ccceeecceeceeeeeeeee ees 64 Overhaul Record 2022202220220 eee es 65 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps Theory and Operation MSS Pump External Components Multi stage seawater MSS pumps are centrifugal feed pumps specifically designed for seawater reverse osmosis SWRO service MSS pumps develop pressure by using a series of impellers mounted on a rotating shaft Rotating this fluid through
52. to the motor name plate electrical junction box cover or wiring tag for proper wiring All electrical connec tions should be made by a licensed electrician according to all local codes and regulations Be sure to follow all manufacturer s instructions on motor lubrication Ensure motor rotational direction is correct according to the arrow located on the motor adapter Refer to Motor Rotational Direction Check CAUTION Electric motors may develop continual noise over long periods Proper ear protection should be worn during pump operation Most noise will emanate from the electric motor The noise level of the MSS pump is nominal and depends on its size and operating conditions The typi cal level can range from 75dB to 97dB measured at a distance of 1 meter 39 inches around the pump Sound may vary due to hydraulic resonance valves and build ing walls For applications were a minimum noise level is required the system should be operated with the flow adjusted as close to optimum efficiency as possible 28 MSS Series Pumps Start Up Check List An additional Start Up Check List is available in the rear of this manual Also use the Start Up Record at the rear of this manual to record initial operating conditions at pump start up Flexible coupling set screws tightened Motor adapter guards installed Motor rotational direction correct All anchor bolts tightened to specifications All pipe cou
53. tween the motor and motor adapter Figure 26 Motor Adapter Gap Measurement Points Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 17 In 15 16 18 FEDCO MSS Series Pumps stallation Procedures cont Align pump by adjusting the precision leveling foot A ADJUST TOP AND BOTTOM GAP by rotating the adjustment nuts Figure 27 B ADJUST RIGHT SIDE AND LEFT SIDE GAP Measure the motor adapter gap and continue adjustment until the gap between the motor adapter and the motor is the same at the top and bottom Figure 28 NOTE This step is critical in properly aligning the pump with the motor All four measurements must be the same to ensure proper pump to motor shaft alignment Figure 28 Proper Top and Bottom Gap Copyright 2009 Fluid Equipment Development Company Version MSS 2 4
54. ure 120 Taping Throttle Nipple 13 Carefully thread the throttle nipple through O ring and into the cavity cover Figure 121 NOTE Make sure to twist or thread the throttle nipple through the O ring to prevent dislodging it Figure 121 Installing Throttle Nipple Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 55 FEDCO Balance Disc Replacement cont 14 Reconnect the bearing drain line to the throttle nipple Figure 122 15 Remove the strap or chain wrench and install the coupling guards and tighten the eight 8 screws Figure 123 MSS Series Pumps RY v4 Gy EG GY g AD Figure 123 Installing Coupling Guards 56 Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 MSS Series Pumps FEDCO Specifications cont Components Exploded Views External Components Figure 124 Pump Assembly External Components Description tem Description TI Precision Leveling Foot Shell Support Bracket Leakage Bushing Coupling guard Motor adapter Motor adapter bolts Flexible coupling Tem CHE fe Leakage Bushing EHE Copyright 2009 Fluid Equipment Development Company Version MSS 2 4 Last revised 02 2012 57 FEDCO MSS Series Pumps Specifications cont Recommended Spare Parts List 1 3 years of service
Download Pdf Manuals
Related Search