Related Manuals for GORMAN-RUPP PUMPS SF4E
Summary of Contents for GORMAN-RUPP PUMPS SF4E
- Page 1 OM-07169-01 May 14, 2018 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUBMERSIBLE PUMP MODEL SF4E GORMAN‐RUPP PUMPS www.grpumps.com 2018 Gorman‐Rupp Pumps Printed in U.S.A.
- Page 2 Register your new Gorman‐Rupp pump online at www.grpumps.com Valid serial number and e‐mail address required. RECORD YOUR PUMP MODEL AND SERIAL NUMBER Please record your pump model and serial number in the spaces provided below. Your Gorman‐Rupp distributor needs this information when you require parts or service. Pump Model: Serial Number:...
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Page 3: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ..........PAGE I - 1 SAFETY ‐... - Page 4 TABLE OF CONTENTS (continued) PARTS LISTS: Pump Model Assembly ..........PAGE E - 3 Motor Assemblies .
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Page 5: Introduction
SF SERIES OM-07169 INTRODUCTION Thank You for purchasing a Gorman‐Rupp pump. HAZARD AND INSTRUCTION Read this manual carefully to learn how to safely DEFINITIONS install and operate your pump. Failure to do so could result in personal injury or damage to the The following are used to alert maintenance per... -
Page 6: Safety - Section A
SF SERIES OM-07169 SAFETY - SECTION A This information applies to the SF Se ries submersible pump indicated on the front cover of this manual. The electrical power used to operate In addition to this manual, see the sepa this pump is high enough to cause inju rate literature covering the control box, ry or death. - Page 7 OM-07169 SF SERIES in this warning could result in injury or death to personnel. The electrical power used to operate this pump is high enough to cause inju ry or death. Make certain that the control Death or serious personal injury and handle on the control box is in the OFF damage to the pump or components position and locked out, or that the pow...
- Page 8 SF SERIES OM-07169 Do not remove plates, covers, gauges, After the pump has been installed, make pipe plugs, or fittings from an over certain that the pump and all piping or heated pump. Vapor pressure within the pump can cause parts being disen hose connections are secure before op...
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Page 9: Installation - Section B
SF SERIES OM-07169 INSTALLATION - SECTION B Review all SAFETY information in Section A. match the ratings on the control box and in coming power. Since pump installations are seldom identical, this e. Carefully read all tags, decals, and markings section is intended only to summarize general rec... -
Page 10: Lifting
SF SERIES See Table B-1 for motor specifications. TABLE B-1. PUMP MOTOR SPECIFICATIONS MODEL VOLTAGE/ SIZE H.P . MOTOR LOCKED PHASE LOAD ROTOR AMPS AMPS SF4E 208/3 4” 20.0 1750 58.6 416.0 SF4E 230‐460‐575/3 4” 24.0 1750 61.6/30.8/24.6 376.0/188.0/150.0 Lifting by mounting hardware, and that the guide shoe is fully seated in the baseplate. -
Page 11: Electrical Connections
SF SERIES OM-07169 Either hose or rigid pipe may be used to make dis TABLE B-2. MOTOR VOLTAGE LIMITS charge connections. The discharge line must be NOMINAL PHASE MINIMUM MAXIMUM independently supported to avoid vibration and VOLTAGE VOLTAGE VOLTAGE strain on the pump. For maximum pumping capac ity, keep the line as short and straight as possible. -
Page 12: Control Box Connections
OM-07169 SF SERIES lead (s). Connect the second test lead to an unin sulated point on the pump body. The test circuit should close. If the test circuit does not close, there is a defect in the cable or motor which must be corrected. Control Box Connections The pump warranty is void if the motor is not operated through a control box ap... -
Page 13: Liquid Level Devices
SF SERIES OM-07169 Liquid Level Devices phragm which flexes with changes in liquid level, thus activating an enclosed miniature switch. Optional controls available from Gorman‐Rupp may provide a means to automatically regulate the Bulb (Float) Type: a bulb raises or lowers liquid level. -
Page 14: Operation - Section C
SF SERIES OM-07169 OPERATION - SECTION C GENERAL INFORMATION pendent upon the quality and performance of the electrical controls, the pump warran Review all SAFETY information in Section A. ty is valid only when controls have been specified or provided by The Gorman‐ Rupp Company. - Page 15 OM-07169 SF SERIES SF4E 230/460/575V 3P PERFORMANCE CURVE PAGE C - 2 OPERATION...
- Page 16 SF SERIES OM-07169 SF4E 208V 3P PERFORMANCE CURVE OPERATION PAGE C - 3...
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Page 17: Control Box
OM-07169 SF SERIES Control Box 2. Lock out the power to the control panel to ensure that the pump will Control boxes are available as optional equipment remain inoperative. from the factory. The control boxes contain con 3. Allow the pump to completely cool trols for starting and stopping the pump, and pro... -
Page 18: Impeller Rotation
SF SERIES OM-07169 The electrical power used to operate Overheated pumps can cause severe this pump is high enough to cause inju burns and injuries. If overheating of the ry or death. Make certain that incoming pump occurs: power is off and locked out before inter 1. - Page 19 OM-07169 SF SERIES Operational Checks To detect minor problems, check the pump for proper operation when it is first started, and at peri odic intervals during operation. Do not start the pump more than 10 times per hour. If the pump motor does not cool between starts, it will over‐heat, resulting in damage to the motor windings.
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Page 20: Cold Weather Preservation
SF SERIES OM-07169 Check the oil level(s) as indicated in the following On a new pump, check the oil level in the seal cav LUBRICATION section. ity before initial startup, and drain and replace the oil after the first 200 hours of operation. Following this, check the oil level in the seal cavity after the COLD WEATHER PRESERVATION first two weeks of operation, and every month... - Page 21 OM-07169 SF SERIES in Draining Oil. Add premium quality submersible pump oil through the fill plug hole until the oil is lev el with the bottom of the plug hole. Install and tighten the fill plug. PAGE C - 8 OPERATION...
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Page 22: Troubleshooting - Section D
SF SERIES OM-07169 TROUBLESHOOTING - SECTION D Review all SAFETY information in Section A. NOTE Many of the probable remedies listed in the TROU BLESHOOTING CHART require use of electrical test instruments; for specific procedures, see ELECTRICAL TESTING at the end of the chart. TROUBLESHOOTING CHART TROUBLE POSSIBLE CAUSE... - Page 23 OM-07169 SF SERIES TROUBLESHOOTING CHART (cont'd) TROUBLE POSSIBLE CAUSE PROBABLE REMEDY Discharge head too high. Reduce discharge head or install MOTOR RUNS, BUT staging adaptor and additional PUMP FAILS TO DELIVER RATED pump. DISCHARGE. Low or incorrect voltage. Measure control box voltage, both when pump is running and when shut off.
- Page 24 SF SERIES OM-07169 ELECTRICAL TESTING 3. The pump submerged and running under full load. Make the electrical checks which follow to deter The voltage measured under each condition mine if pump malfunctions are being caused by must be the same. problems in the motor or in the motor cable.
- Page 25 OM-07169 SF SERIES motor cable green/yellow ground lead. Touch and 1 megohm, insulation is acceptable but the other test lead to each of the motor cable should be rechecked regularly. If resistance leads in turn. Note the readings. reads less than 1 megohm, insulation should be checked more closely and frequently.
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Page 26: Pump Maintenance And Repair - Section E
SF SERIES OM-07169 PUMP MAINTENANCE AND REPAIR - SECTION E GENERAL INFORMATION The maintenance and repair instructions in this manual are keyed to the illustrations, Figures E-1 and E-2, and the corresponding parts lists. Review all SAFETY information in Section A. Select a suitable location, preferably indoors, to perform required maintenance. - Page 27 OM-07169 SF SERIES ILLUSTRATION PARTS PAGE Figure E-1. SF4E Pump Model Assembly PAGE E - 2 MAINTENANCE AND REPAIR...
- Page 28 SF SERIES OM-07169 SF4E Pump Model Assembly Parts List (From S/N 1741327 Up) If your pump serial number is followed by an “N”, your pump is NOT a standard production model. Contact the Gorman‐Rupp Company to verify part numbers. ITEM...
- Page 29 OM-07169 SF SERIES ILLUSTRATION Figure E-2. 47111-821, -822 and -823 Motor Assemblies PAGE E - 4 MAINTENANCE AND REPAIR...
- Page 30 SF SERIES OM-07169 47111-821, -822 and -823 Motor Assemblies Parts List ITEM PART PART NAME NUMBER MOTOR SUB-ASSEMBLY -208-230/3 47111-838 --MOTOR HOUSING 38311-21 10000 --STATOR 47113-095 --TERMINAL HOUSING STUD MC1042 17000 --VOLTAGE TAG 38816-094 --ROTATION DECAL 38815-027 -460/3 47111-837 --MOTOR HOUSING 38311-214 10000 --STATOR 47113-095...
- Page 31 OM-07169 SF SERIES PUMP AND SEAL DISASSEMBLY AND sonal contamination which could result in illness. REASSEMBLY Select a suitable location, preferably indoors, to Review all SAFETY information in Section A. perform required maintenance. All work must be performed by qualified personnel. This pump requires little service due to its rugged, minimum‐maintenance design.
- Page 32 SF SERIES OM-07169 If the pump is equipped with a trash stand, disen NOTE gage the hardware securing the pump to the stand When appropriate recycling facilities are available, before proceeding with pump disassembly. the user should recycle components and fluids when doing any routine maintenance / repairs and Suction Head and Wear Ring Removal also at the end of the pump’s useful life.
- Page 33 OM-07169 SF SERIES Apply oil to the sleeve and work it up under the rub seal cavity drain plug. Pressure built up ber bellows. Slide the rotating portion of the seal off within a hot pump could cause the oil to the shaft sleeve.
- Page 34 SF SERIES OM-07169 bearings out of the intermediate. Cover the motor assembly with a clean rag to prevent foreign mate rial from entering the motor cavity. With the rotor shaft and bearings removed, press Most cleaning solvents are toxic and the stationary seal element and O‐ring out of the in...
- Page 35 OM-07169 SF SERIES ROTOR STATIONARY SHAFT SEAL SEAT ROTATING O‐RING ELEMENT SPRING BELLOWS AND RETAINER ASSY SPRING CENTERING WASHER SEAL RETAINING RING STATIONARY SEAL PLATE SEAL SEAT O‐RING ROTATING BELLOWS AND ELEMENT RETAINER ASSY SPRING SHIM SET SPRING RETAINER IMPELLER Figure E-3.
- Page 36 SF SERIES OM-07169 Position the intermediate so the holes for the against the shaft shoulder. Use caution not to nick mounting hardware in the intermediate align with or damage the O‐ring on the shaft keyway. those in the motor housing and press the inter Position the seal plate on a clean flat surface with mediate into the motor housing until fully seated.
- Page 37 OM-07169 SF SERIES Lubricate the I.D. of the bellows with water and the pump casing in order to set the impeller‐to‐ slide the rotating subassembly over the shaft wear ring clearance. sleeve (18) until the seal face is just flush with the If the wear ring was removed from the suction undercut end of the sleeve.
- Page 38 SF SERIES OM-07169 pump casing and suction head toward the impeller attempting to open or service the pump until the proper clearance is achieved. assembly. Tag electrical circuits to pre vent accidental start‐up. When the face clearance is properly set, secure the Carefully inspect any O‐rings before removal and adjusting screws (8) by tightening the jam nuts cleaning to determine if a proper seal and com...
- Page 39 OM-07169 SF SERIES Rotor Shaft and Bearing Removal precautions printed on solvent contain ers. (Figure E-2) Rotate the bearings by hand to check for rough See PUMP END DISASSEMBLY, and remove all ness or binding. If rotation is rough, replace the pump end and seal components.
- Page 40 SF SERIES OM-07169 Using two propane heat torches of the type de is recommended that these steps be performed by signed to melt ice or burn weeds from sidewalks at least two people to promote efficient installation and driveways, apply heat quickly and evenly to of the stator.
- Page 41 OM-07169 SF SERIES turns. Tape the stator leads together to protect bent or damaged, or if the laminations are sepa them during installation. rated, replace the shaft and rotor (a single assem bly). NOTE Stator installation involves heating the motor hous ing.
- Page 42 SF SERIES OM-07169 intermediate to the motor housing with the hard race, balls, or ball cage. Press only on the ware (11 and 12). Torque the capscrews to 47 ft. inner race. lbs. (6,5 m. kg.). After the bearings have been installed and allowed to cool, check to ensure that they have not moved Terminal Housing Assembly Installation out of position in shrinking.
- Page 43 OM-07169 SF SERIES housing over the opening in the top of the motor Hoisting Bail Installation housing. (Figure E-1) Check to ensure that the contacts on the ends of If the hoisting bail (19) was removed in order to re the motor stator leads are firmly installed in their re...
- Page 44 SF SERIES OM-07169 See Figure E-4 and connect the vacuum pump or Seal and Motor Cavity Testing compressor/venturi system directly to the pump at the hole for the seal cavity drain plug (7, Figure Connect the vacuum pump or compressor/venturi E-2).
- Page 45 OM-07169 SF SERIES Remove the plug, and screw a short 1/4 inch NPT LUBRICATION nipple into the hole. Plug the open end of the nipple with your finger. Tip the pump and drain off a small Seal Cavity amount of oil into a transparent cup, and stand the pump up again.
- Page 46 For Warranty Information, Please Visit www.grpumps.com/warranty or call: U.S.: 419-755-1280 Canada: 519-631-2870 International: +1-419-755-1352 GORMAN‐RUPP PUMPS...
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