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- Page 1 OM-06409-02 October 5, 2021 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST DRY PIT SUBMERSIBLE PUMP MODEL SFDV4D & SFDEV4D GORMAN‐RUPP PUMPS www.grpumps.com 2021 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-06409 INTRODUCTION Thank You for purchasing a Gorman‐Rupp SF Se St. Thomas, Ontario N5P 3R7 ries Pump. Read this manual carefully to learn Phone: (519) 631-2870 how to safely install and operate your pump. Fail ure to do so could result in personal injury or dam age to the pump. -
Page 6: Safety - Section A
SF SERIES OM-06409 SAFETY - SECTION A This information applies to the SF Se ries dry pit 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... - Page 7 OM-06409 SF SERIES to the incoming power lines. The pump motor is designed to operate through a Gorman‐Rupp approved control box which provides overload protection and power control; otherwise, the pump The electrical power used to operate warranty will be voided. Make certain this pump is high enough to cause inju...
- Page 8 SF SERIES OM-06409 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-06409 INSTALLATION - SECTION B Review all SAFETY information in Section A. PUMP SEALS Since pump installations are seldom identical, this This pump is equipped with two mechanical seals. section is intended only to summarize general rec The lower seal is lubricated by the liquid being ommendations and practices required to inspect, pumped and prevents the liquid from entering the position, and arrange the pump and piping. -
Page 10: Lifting
OM-06409 SF SERIES TABLE B-1. PUMP MOTOR SPECIFICATIONS MODEL VOLTAGE/ SIZE H.P . MOTOR LOCKED PHASE LOAD ROTOR AMPS AMPS SFDV4D 208/3 4” 10.0 1750 37.0 416.0 SFDEV4D SFDV4D 230‐460‐575/3 4” 14.0 1750 40.0/20.0/16.0 376.0/188.0/150.0 SFDEV4D Lifting Piping NOTE Pump unit weights will vary depending on the Refer to Pump Performance in OPERATION - mounting and drive provided. -
Page 11: Field Wiring Connections (Incoming Power)
SF SERIES OM-06409 or death to personnel can result from Motor Cable Grounding Test any alteration to the cable. Field Wiring Connections (Incoming Power) Do not connect the pump power or con Field wiring is not provided with this pump, and trol cables to the control box or incom... -
Page 12: Liquid Level Devices
OM-06409 SF SERIES Refer to Figure B-1 and connect the pump motor desirable, connect only to controls which cable to the control box. are wired for manual restart. Refer to the appropriate wiring diagram accompa nying the control box when making electrical con nections. - Page 13 SF SERIES OM-06409 PUMP PUMP CONTROL BOX CONTROL BOX TO LEVEL CONTROL CIRCUIT TO LEVEL CONTROL CIRCUIT IN MAIN CONTROL IN MAIN CONTROL LIQUID LEVEL LIQUID LEVEL RANGE RANGE DEWATERING DEWATERING ON (FILLING) ON (FILLING) BULB (FLOAT) TYPE DIAPHRAGM TYPE Figure B-3.
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Page 14: Operation - Section C
SF SERIES OM-06409 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-06409 SF SERIES SFDV4D 230/460/575V 3P PERFORMANCE CURVE PAGE C - 2 OPERATION...
- Page 16 SF SERIES OM-06409 SFDV4D 208V 3P PERFORMANCE CURVE OPERATION PAGE C - 3...
- Page 17 OM-06409 SF SERIES SFDEV4D 230/460/575V 3P PERFORMANCE CURVE PAGE C - 4 OPERATION...
- Page 18 SF SERIES OM-06409 SFDEV4D 208V 3P PERFORMANCE CURVE OPERATION PAGE C - 5...
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Page 19: Control Box
OM-06409 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 20: Impeller Rotation
SF SERIES OM-06409 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. - Page 21 OM-06409 SF SERIES between starts, it will over‐heat, resulting in check for unusual noises or excessive vi damage to the motor windings. bration while the pump is running. If noise or vibration is excessive, stop operation Stopping and refer to the troubleshooting chart in the maintenance and repair manual.
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Page 22: Cold Weather Preservation
SF SERIES OM-06409 COLD WEATHER PRESERVATION first two weeks of operation, and every month thereafter. Before installing or removing the lubrication plugs, always clean the area around the plugs to prevent contamination. Do not attempt to thaw the pump by us Draining Oil ing a torch or other source of flame. -
Page 23: Troubleshooting - Section D
SF SERIES OM-06409 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 24 OM-06409 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 25 SF SERIES OM-06409 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 26 OM-06409 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 27: Pump Maintenance And Repair - Section E
SF SERIES OM-06409 PUMP MAINTENANCE AND REPAIR - SECTION E GENERAL INFORMATION charge hoses and piping must be re moved from the pump before lifting. Lift the pump or component only as high as Review all SAFETY information in Section A. necessary and keep personnel away from suspended objects. - Page 28 OM-06409 SF SERIES ILLUSTRATION PARTS PAGE Ì Ì Ì Ç Ç Ì Ì Ì Ì Ì Ì Ç Ç Ç Ç Ç Ç Ì Ì Ì Ì Ï Ï Ç Ç Ì Ì Ì Ñ Ñ Ñ Ñ Ï Ï Ï Ï Ï Ï Ï Ï...
- Page 29 SF SERIES OM-06409 Pump Model Assembly Parts List (From S/N 1764103 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 PART NAME PART ITEM PART NAME...
- Page 30 OM-06409 SF SERIES ILLUSTRATION Figure E-2. 47111-771, -772 and -818 Motor Assemblies PAGE E - 4 MAINTENANCE AND REPAIR...
- Page 31 SF SERIES OM-06409 47111-771, -772 and -818 Motor Assemblies Parts List ITEM PART PART NAME NUMBER MOTOR SUBASSEMBLY -208‐230/3 47111-770 --MOTOR HOUSING 38311-214 10000 --STATOR 47113-095 --TERMINAL HOUSING STUD MC1042 17000 --VOLTAGE TAG 38816-259 --ROTATION DECAL 38815-027 -460/3 47111-769 --MOTOR HOUSING 38311-214 10000 --STATOR 47113-095...
- Page 32 All O‐ wise serious personal injury or death rings must be replaced if disturbed. could result. Use Only Genuine Gorman-Rupp re If this pump is used to handle sewage, placement parts. Failure to do so may cre take necessary precautions during ate a hazard and damage the pump or di...
- Page 33 SF SERIES OM-06409 pump end components horizontally on a flat sur NOTE face for further disassembly. Chock the pump to When appropriate recycling facilities are available, prevent rolling when positioned horizontally. the user should recycle components and fluids when doing any routine maintenance / repairs and Remove the O‐ring (15) from the outer shoulder of also at the end of the pump’s useful life.
- Page 34 OM-06409 SF SERIES the impeller and “walk” the impeller off the shaft. Remove the seal plate (14, Figure E-1) as de Use increasingly larger screwdrivers (or wedges) scribed above in Lower Seal Removal. as necessary. After the impeller comes free of the Remove the seal retaining ring (10) using snap ring shaft, retain the impeller key (16, Figure E-2).
- Page 35 SF SERIES OM-06409 Cleaning and Inspection of Pump Parts burrs with a fine file or hand honing stone to restore original contours. If the shaft is bent or severely (Figures E-1 and E-2) damaged, the rotor and shaft must be replaced as an assembly (see MOTOR DISASSEMBLY).
- Page 36 OM-06409 SF SERIES Figure E-3. Upper And Lower Seal Assemblies Position the intermediate so the holes for the mounting hardware in the intermediate align with those in the motor housing and press the inter mediate into the motor housing until fully seated. The seal assemblies are not designed for Apply “Never‐Seez”...
- Page 37 SF SERIES OM-06409 against the shaft shoulder. Use caution not to nick Lubricate the I.D. of the bellows with water and or damage the O‐ring on the shaft keyway. slide the rotating subassembly over the shaft sleeve (18) until the seal face is just flush with the Position the seal plate on a clean flat surface with undercut end of the sleeve.
- Page 38 OM-06409 SF SERIES ure E-1 and slide it over the seal plate shoulder Hoisting Bail Removal until fully seated. Apply “Never‐Seez” or equivalent (Figure E-1) compound to the capscrews (8) and secure the pump casing to the seal plate and motor assembly The hoisting bail (13) must be removed in order to (6) with the hardware (7 and 8).
- Page 39 SF SERIES OM-06409 Carefully pull the assembled intermediate, rotor housing or intermediate if the proper bearing fit is shaft (3) and bearings (2 and 5) out of the motor not achieved. housing until the female terminal (14) can be ac If replacement is required, use a bearing puller to cessed.
- Page 40 OM-06409 SF SERIES which could cause a poor seal and replace defec tive parts as required. Thoroughly clean the inside of the motor housing Take care not to damage the stator end with fresh solvent. The interior must be dry and free turns during removal from the motor hous...
- Page 41 SF SERIES OM-06409 stator to slide into the motor housing before the housing cools. To prevent damage during removal from Using two propane heat torches of the type de the shaft, it is recommended that bearings signed to melt ice or burn weeds from sidewalks be cleaned and inspected in place.
- Page 42 OM-06409 SF SERIES out of position in shrinking. If movement has oc Terminal Housing Assembly Installation curred, use a suitably sized sleeve and a press to (Figure E-1) reposition the bearings. Make certain that they are seated squarely against the shaft shoulders. Use fresh solvent to clean all O‐ring surfaces of the motor housing and intermediate (8).
- Page 43 SF SERIES OM-06409 spective housings. Check to ensure that any wire Hoisting Bail Installation connectors installed on the stator leads are tight (Figure E-1) and secured with heat shrink tubing. If the hoisting bail (13) was removed in order to re move the terminal housing assembly (9) position The plastic housings on the ends of the power and the bail over the motor housing so the holes for the...
- Page 44 OM-06409 SF SERIES 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 SF SERIES OM-06409 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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