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OM-07167-01 May 15, 2018 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUBMERSIBLE PUMP MODEL SF4F GORMAN‐RUPP PUMPS www.grpumps.com 2018 Gorman‐Rupp Pumps Printed in U.S.A.
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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:...
SF SERIES OM-07167 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...
SF SERIES OM-07167 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.
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OM-07167 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...
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SF SERIES OM-07167 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...
SF SERIES OM-07167 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...
MODEL VOLTAGE/ SIZE H.P . MOTOR LOCKED PHASE LOAD ROTOR AMPS AMPS SF4F 230/460/575 4” 30.0 1750 73.2/36.6/29.3 492/246/197 PELLER ROTATION, SECTION C. Lifting This pump may be mounted on guide rails or cables for use with optional discharge elbow/base...
SF SERIES OM-07167 After installation in the wet well, reel in any slack in Field Wiring Connections (Incoming Power) the cables so that they are not dragged into the Field wiring is not provided with this pump, and pump suction. must be supplied by the user.
OM-07167 SF SERIES This pump is shipped completely wired for the volt Control leads P1 and P2 provide the motor with age shown on the nameplate and is ready for op thermal protection. Control leads W1 and W2 pro eration through an approved control box. vide the motor with moisture protection.
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SF SERIES OM-07167 Bulb (Float) Type: a bulb raises or lowers (floats) with the liquid level, thus activating an enclosed miniature switch. Liquid level devices must be positioned far Other types of liquid level devices may also be enough to allow 6 minutes between starts. used.
SF SERIES OM-07167 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.
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OM-07167 SF SERIES SF4F 230/460/575V 3P PERFORMANCE CURVE PAGE C - 2 OPERATION...
SF SERIES OM-07167 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...
OM-07167 SF SERIES burns and injuries. If overheating of the ry or death. Make certain that incoming pump occurs: power is off and locked out before inter changing motor leads. 1. Stop the pump immediately. 2. Ventilate the area. 3. Allow the pump to completely cool. 4.
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SF SERIES OM-07167 between starts, it will over‐heat, resulting in damage to the motor windings. Stopping To avoid serious damage to the pump, check for unusual noises or excessive vi bration while the pump is running. If noise Follow the instructions accompanying the control or vibration is excessive, stop operation box for stopping the pump.
OM-07167 SF SERIES 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...
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SF SERIES OM-07167 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. OPERATION PAGE C - 7...
SF SERIES OM-07167 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...
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OM-07167 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.
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SF SERIES OM-07167 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.
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OM-07167 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.
SF SERIES OM-07167 PUMP MAINTENANCE AND REPAIR - SECTION E GENERAL INFORMATION cables, or the piping. Attach proper lift ing equipment to the lifting bail fitted on Review all SAFETY information in Section A. the pump. Lift the pump or component only as high as necessary and keep per...
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OM-07167 SF SERIES ILLUSTRATION PARTS PAGE Figure E-1. SF4F Pump Model Assembly PAGE E - 2 MAINTENANCE AND REPAIR...
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SF SERIES OM-07167 SF4F Pump Model Assembly Parts List (From S/N 1679302 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...
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OM-07167 SF SERIES ILLUSTRATION Figure E-2. Motor Assemblies PAGE E - 4 MAINTENANCE AND REPAIR...
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SF SERIES OM-07167 Motor Assemblies Parts List ITEM PART PART NAME NUMBER MOTOR SUB‐ASSEMBLY -230/3 47111-981 --MOTOR HOUSING 38311-215 10000 --STATOR 47113-108 --STUD MC1042 17000 --VOLTAGE TAG 38816-259 --ROTATION DECAL 38815-027 -460/3 47111-982 --MOTOR HOUSING 38311-215 10000 --STATOR 47113-108 --STUD MC1042 17000 --VOLTAGE TAG 38816-460...
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OM-07167 SF SERIES PUMP AND SEAL DISASSEMBLY AND cables, or the piping. Attach proper lift ing equipment to the lifting bail fitted on REASSEMBLY the pump. Lift the pump or component only as high as necessary and keep per Review all SAFETY information in Section A. sonnel away from suspended objects.
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If the pump is equipped with a trash stand, disen gage the hardware securing the pump to the stand before proceeding with pump disassembly. Use Only Genuine Gorman-Rupp re Suction Head and Wear Ring Removal placement parts. Failure to do so may cre...
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OM-07167 SF SERIES Lower Seal Removal (Figures E-1 and E-3) Carefully remove the spring retainer (28) and seal spring. Slide the shaft sleeve (26) and rotating por Let the pump cool before removing the tion of the seal off the shaft as a unit. seal cavity drain plug.
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SF SERIES OM-07167 housing until the female terminal (14) can be ac able, the cause must be determined and corrected cessed. Pull the female terminal off the male termi before reassembly. Replace any parts as required. nal (15) and remove the intermediate, rotor shaft Thoroughly clean all reuseable parts with a soft and bearings from the motor assembly.
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OM-07167 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.
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SF SERIES OM-07167 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.
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OM-07167 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 (26) until the seal face is just flush with the If the wear ring was removed from the suction undercut end of the sleeve.
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SF SERIES OM-07167 pump casing and suction head toward the impeller Carefully inspect any O‐rings before removal and until the proper clearance is achieved. cleaning to determine if a proper seal and com pression existed prior to disassembly. If sealing When the face clearance is properly set, secure the was faulty or questionable, the cause must be de...
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OM-07167 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.
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SF SERIES OM-07167 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.
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OM-07167 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.
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SF SERIES OM-07167 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.
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OM-07167 SF SERIES Slide a length of heat shrink tubing up each power Hoisting Bail Installation cable lead and install the butt connectors to the (Figure E-1) leads. The plastic housings on the ends of the control If the hoisting bail (20) was removed in order to re cable leads are color‐coded to match the housings move the terminal housing assembly (17) position on the leads coming off the stator.
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SF SERIES OM-07167 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).
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OM-07167 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.
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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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