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OM-07264-07

February 14, 2020

GORMAN‐RUPP PUMPS

www.grpumps.com

e

2020 Gorman‐Rupp Pumps

Printed in U.S.A.

INSTALLATION,  OPERATION, 

AND  MAINTENANCE  MANUAL

WITH PARTS LIST

S SERIES

SUBMERSIBLE PUMP

 

MODEL

S3A1 230V 1P

Содержание S Series

Страница 1: ...7264 07 February 14 2020 GORMAN RUPP PUMPS www grpumps com e2020 Gorman Rupp Pumps Printed in U S A INSTALLATION OPERATION AND MAINTENANCE MANUAL WITH PARTS LIST S SERIES SUBMERSIBLE PUMP MODEL S3A1 230V 1P ...

Страница 2: ...erial 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 ...

Страница 3: ...E B 5 Dual Voltage Usage PAGE B 5 Field Wiring Connections Incoming Power PAGE B 5 Grounding Methods PAGE B 6 Pump Power Cable Connections PAGE B 7 Control Box Specifications PAGE B 8 Motor Cable Grounding Test PAGE B 8 Liquid Level Devices PAGE B 8 WIRING DIAGRAMS PAGE B 10 OPERATION SECTION C PAGE C 1 PRIMING PAGE C 1 Hand Primers PAGE C 1 STARTING PAGE C 1 OPERATION PAGE C 2 Leakage PAGE C 2 Li...

Страница 4: ... and Suction Head Installation PAGE E 11 Impeller Clearance PAGE E 11 Strainer Installation PAGE E 11 MOTOR DISASSEMBLY PAGE E 12 Terminal Housing and Power Cable Removal and Disassembly PAGE E 12 Intermediate and Rotor Disassembly PAGE E 13 Bearing Removal PAGE E 13 Stator Removal PAGE E 13 Relief Valve PAGE E 14 Hoisting Bail PAGE E 14 MOTOR REASSEMBLY PAGE E 14 Stator Installation PAGE E 14 Bea...

Страница 5: ...an Rupp distributor or the Gorman Rupp Company The Gorman Rupp Company P O Box 1217 Mansfield Ohio 44901 1217 Phone 419 755 1011 or Gorman Rupp of Canada Limited 70 Burwell Road St Thomas Ontario N5P 3R7 Phone 519 631 2870 For information or technical assistance on the pow er source contact the power source manufactur er s local dealer or representative The following are used to alert maintenance ...

Страница 6: ...an ger personnel as a result of pump fail ure Consult the factory for specific ap plication data Before connecting any cable to the con trol box be sure to ground the control box Refer to the Control Box Manual for the suggested grounding methods The pump motor is designed to be oper ated through the control box furnished with the pump The control box provides overload protection and power control...

Страница 7: ...g procedures are not observed Make certain that hoists chains slings or cables are in good working condition and of suffi cient capacity and that they are posi tioned so that loads will be balanced and the pump or components will not be damaged when lifting Do not attempt to lift this pump by the motor or control cables or the piping Attach proper lift ing equipment to the lifting bail fitted on t...

Страница 8: ...ping Attach proper lifting equipment to the lifting device fitted to the pump If chains or cable are wrapped around the pump to lift it make certain that they are posi tioned so as not to damage the pump and so that the load will be balanced Pumps and related equipment must be installed and operated according to all na tional local and industry standards ...

Страница 9: ...at amperes phase voltage and hertz indicated on the name plate match the ratings on the control box and incoming pow er e Carefully read all tags decals and markings on the pump and perform all duties indicated f Check for oil leaks If there is any indication of an oil leak see LUBRICATION at the end of this manual PUMP SEAL S Series pumps utilize one of the following sealing methods 1 There are t...

Страница 10: ...age Phase S3A NO 3450 28 5 125 3 INCH 230 1 5 HP Table B 2 Additional Specifications Pump Model Voltage Phase 230 1 Approximate Weight Lbs kg Oil Capacity Ounces Liters Seal Cavity Filling Position H orizontal V ertical A ngle Pump 50 Ft Cable Seal Cavity Motor Cavity 32 5 15 24 0 6 32 1 A Position Pumps at Approximately 30 off Vertical S3A 55 25 Pump Dimensions For the approximate physical dimens...

Страница 11: ...the warranty NOTE When appropriate recycling facilities are available the user should recycle components and fluids when doing any routine maintenance repairs and also at the end of the pump s useful life All other components and fluids shall be disposed of ac cording to all applicable codes and regulations Positioning the Pump NOTE Before installing and operating the pump check the direction of i...

Страница 12: ...nce it is recommended that the discharge line be fitted with a quick disconnect fit ting near the pump The discharge line must be in dependently supported to avoid strain and vibra tion on the pump Either hose or rigid pipe may be used to make dis charge connections For maximum pumping ca pacity keep the line as short and straight as pos sible Elbows and fittings used in discharge lines increase f...

Страница 13: ...ol box modifications and or certain wiring changes are required The control box assembly provided with this pump has been designed to accommodate only the volt age indicated on the front of the box This voltage coincides with the Factory Wired voltage of the motor If the alternate voltage is utilized the control box must be replaced with another box designed for the appropriate voltage Alternate v...

Страница 14: ... 1 3 for three phase while the pump is oper ating at full capacity Refer to the literature supplied with the control box for power supply connections b Next subtract the motor cable voltage drop see Table 4 Pump Power Cable Specifica tions c Do not continue to operate the pump if this voltage is not within the recommended limits Obtain the services of a qualified electrician to determine the corre...

Страница 15: ... areas pour water around the rod or consult qualified personnel to devise a method of im proving the connections The electrical power used to operate this pump is high enough to cause inju ry or death Make certain that the control box is properly grounded after installa tion Refer to the literature accompanying the control box for field wiring connections Pump Power Cable Connections The electrica...

Страница 16: ...onjunction with customer supplied ground monitoring equipment If this equipment is not used the yellow lead should be used as a ground conductor Control Box Specifications Any control box used to operate the pump must be approved by the Gor man Rupp Company for the application Motor Cable Grounding Test Do not connect the pump control cable to the control box or incoming voltage before verifying t...

Страница 17: ...n see the detailed instructions included with the optional package Liquid level devices must be positioned far enough apart to allow 10 minutes between starts If the pump motor cycles more than 6 starts per hour it will over heat resulting in damage to the motor windings or control box components Other types of liquid level devices may also be used Consult the factory for the liquid level device b...

Страница 18: ...es are different for filling and dewatering func tions Be sure to follow the instructions in cluded with the option before making wir ing connections WIRING DIAGRAMS Refer to the appropriate wiring diagram in the liter ature accompanying the control box when making electrical connections ...

Страница 19: ...vacuum pump exhaust primer or ejector for this purpose If a priming device was not furnished with the pump it may be ordered from the factory as an option Before attempting to operate the priming device close the discharge throttling valve Installation of a spring loaded check valve is also recommended to facilitate priming Once the pump is fully primed close the valve between the priming de vice ...

Страница 20: ... or steam pressure into the pump casing or piping to remove a blockage This could result in personal injury or damage to the equipment If backflushing is absolutely neces sary liquid pressure must be limited to 50 of the maximum permissible operating pressure shown on the pump performance curve see Section E Page 1 Pump Vacuum Check Since this pump does not have a suction check valve the discharge...

Страница 21: ... higher than ambient tem peratures because of heat generated by friction Temperatures up to 160_F 71_C are considered normal for bearings and they can operate safely to at least 180_F 82_C Checking bearing temperatures by hand is inaccu rate Bearing temperatures can be measured ac curately by placing a contact type thermometer against the housing Record this temperature for future reference A sudd...

Страница 22: ...aring parts worn or damaged Replace worn or damaged parts Check that impeller is properly centered and rotates freely Pump speed too high Check driver output Strainer clogged Check strainer and clean if neces sary Suction check valve or foot valve clogged or binding Clean valve OM 07264 S SERIES PUMPS TROUBLESHOOTING PAGE D 1 TROUBLESHOOTING SECTION D Review all SAFETY information in Section A Bef...

Страница 23: ...maged Secure mounting hardware Pump or drive not securely mounted Locate and eliminate source of air bubble Pumping entrained air BEARINGS RUN TOO HOT Bearing temperature is high but within limits Align drive properly Drive misaligned Check piping installation for proper support Suction and discharge lines not prop erly supported Check for proper type and level of lubricant Low or incorrect lubric...

Страница 24: ...ately the same duty cycle the part can be checked and replaced before failure occurs reducing unscheduled down time For new applications a first inspection of wearing parts at 250 hours will give insight into the wear rate for your particular application Subsequent inspec tions should be performed at the intervals shown on the chart below Critical applications should be inspected more frequently G...

Страница 25: ...level with minimum suction lift Since pump installations are seldom identical your performance may be dif ference due to such factors as viscosity specific gravity elevation temperature and impeller trim 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 per formance or part numbers Pump speed and operating conditio...

Страница 26: ...S SERIES PUMPS OM 07264 MAINTENANCE REPAIR PAGE E 2 ILLUSTRATION PARTSPAGE Figure 2 Pump Model S3A1 230V 1P ...

Страница 27: ...7 FLAT WASHER KE08 15991 2 28 DISCHARGE ELBOW 11357 13040 1 29 RELIEF VALVE ASSY 46431 609 1 30 HVY PIPE NIPPLE THA0406 15079 1 31 TERM HSG CABLE ASSY 47367 062 1 32 STATOR 47113 807 1 33 ROTOR STATOR ASSY 47112 803 1 34 NAME PLATE 2613CY 17020 1 35 DRIVE SCREW BM 04 03 17000 6 36 O RING S1462 1 37 STUD C0609 17000 6 38 HEX NUT D06 17000 6 39 LOCK WASHER J06 17000 6 40 SLEEVE 8742A 17030 1 41 STRA...

Страница 28: ...S SERIES PUMPS OM 07264 MAINTENANCE REPAIR PAGE E 4 ILLUSTRATION Figure 3 Terminal Housing Cable Assembly ...

Страница 29: ...ERMINAL SK C 36U S1836 1 6 CABLE GRIP ASSY 27111 026 1 7 CABLE 10325T 1 8 INFO PLATE 38816 047 17990 1 9 DRIVE SCREW BM 04 03 17000 4 10 HEAT SHRINK TUBE 31411 233 19530 3 11 HEX NUT D 10 14990 6 12 GASKET 38687 525 20000 1 13 TERMINAL PLATE 38713 008 23010 1 14 GASKET 38687 525 20000 1 15 DYNA SEAL WASHER S1590 3 16 TERMINAL SK D 36U S1835 3 17 TERMINAL 11181 14100 3 18 A HD SETSCREW GA 10 01S 15...

Страница 30: ...apped around the pump to lift it make certain that they are posi tioned so as not to damage the pump and so that the load will be balanced Select a suitable location preferably indoors to perform the degree of maintenance required If the motor housing is to be opened the work must be done in a clean well equipped shop All mainte nance functions must be done by qualified person nel Check the chart ...

Страница 31: ...ve the mo tor cavity drain plug 7 and install a short nipple in the hole Tip the pump and drain the motor oil into a clean container Inspect the oil for dark color which could indicate motor overheating water or dirt contamination The presence of dirt or water could indicate a breakdown in the waterproof integrity of the motor cavity probably due to poor gaskets or seals Positioning Pump For Disas...

Страница 32: ...shaft as a single unit Lubricate the exposed portions of the sleeve and work oil under both bellows assemblies Pull the lower bellows assembly off the shaft sleeve and re move the seal spring Pull the upper bellows as sembly off the shaft sleeve Slide two stiff wires with hooked ends along the shaft and under the upper stationary element Hook the back side of the element and pull it out of the int...

Страница 33: ...assembly This could result in premature failure If necessary to reuse an old seal in an emergency carefully wash all metallic parts in fresh cleaning solvent and allow to dry thor oughly Handle the seal parts with extreme care to prevent damage Be careful not to contaminate the preci sion finished faces even fingerprints on the faces can shorten seal life If necessary clean the faces with a non oi...

Страница 34: ...t may not stay in the bellows retainer when turned upside down place a small amount of grease at equal spaces on the back of the element and position it in the bellows retainer The grease should hold the element in position until the seal is installed Assemble the drive grooves of the rotat ing element into the drive lugs of the bellows retain er Slide the upper seal rotating portion onto the lubr...

Страница 35: ...TE The clearance between the face of the impeller and the suction head can only be measured after the im peller and suction head are fully installed Remove the block of wood and turn the impeller to check for free rotation NOTE After the impeller has been properly positioned check for free rotation Correct any scraping or binding before further reassembly Strainer Plate And Suction Head Installati...

Страница 36: ...e determined and corrected before reassembly Replace any parts as required Terminal Housing And Power Cable Removal And Disassembly Figure 1 Total disassembly of the terminal housing and power cable assembly 31 is not always required Disassemble and replace only the parts proven defective by inspection or testing See Electrical Testing in TROUBLESHOOTING The terminal housing and power cable assemb...

Страница 37: ...ecuring the motor housing 11 to the intermedi ate 8 If necessary tap around the parting sur faces with a soft faced mallet to break the seal be tween the intermediate and motor housing Re move the intermediate and discard the motor housing gasket 10 and O ring 36 Use caution to prevent the rotor 33 from falling on the stator windings Carefully pull the rotor and as sembled bearings 9 and 55 from t...

Страница 38: ...mpt to rewind the stator Wind ing tolerances and materials are closely controlled by the manufacturer and any deviation can cause damage or operating problems Replace the stator or return it to one of The Gorman Rupp Authorized Sub mersible Repair Centers or The Gorman Rupp factory if defective Relief Valve Figure 1 It is recommended that the relief valve assembly 29 be replaced at each overhaul o...

Страница 39: ...ore installation to ensure proper stack up height when assembled Position an expandable tool such as a split disc approximately 2 inches 51 mm down inside the stator opposite the lead wire end and expand it tightly and squarely on the I D Attach a lifting de vice to the lifting eye of the tool and carefully lift the assembly Take care not to damage the stator end turns Slip a sleeve over the stato...

Страница 40: ...ng from cooling and sticking on the shaft Use caution when handling hot bear ings to prevent burns After the bearings have been installed and allowed to cool check to ensure that they have not moved out of position in shrinking If movement has oc curred use a suitably sized sleeve and a press to reposition the bearings Make certain that they are seated squarely against the shaft shoulders If heati...

Страница 41: ... the outside of the pump power cable 7 and the bore of the terminal hous ing 1 and cable grip 6 for ease of assembly Slide the cable grip and terminal housing on the cable allowing approximately 3 ft 1 m of cable to extend beyond the terminal housing Temporarily tape the green and yellow ground wires to the cable Sealing Terminal Housing Connections With Silicone Adhesive Figure 2 Do not attempt t...

Страница 42: ...e The tubing must extend up the leads far enough to ensure a good seal Carefully heat each tube with a commercially avail able hot air gun capable of producing 750_F 399_C and shrink the tubes around the cable leads and terminals Use only Dow Corning 737 Silicone Adhe sive see the Parts List Manual for the part number or potting compound for sealing terminal housing connections Use of un approved ...

Страница 43: ... properly to oil or grease coated surfaces Trim the potting mold so it is just long enough to cover the terminal Slide the potting mold up over the leads of the power cable and control cable Secure each cable lead as described in the pre vious section Slide the potting mold down over the terminals and onto the terminal plate Hang the cable in a vertical position with the terminal plate horizontal ...

Страница 44: ... against the motor housing If required rotate the terminal housing and twist the motor leads to re move excess slack Figure 1 Coat the threads of the motor housing studs 20 with Never Seez or equivalent compound and secure the terminal housing assembly to the motor housing with the hardware 21 and 22 torque the nuts evenly in a cross sequence to 11 ft lbs 132 in lbs or 1 5 m kg Tighten the nut 6 F...

Страница 45: ...Disconnect Fitting Air Compressor Venturi Vacuum Test Motor Cavity Use Compressor to Pressure Test Seal Cavity Figure 5 Vacuum Pressure Test System Table E 1 shows the motor cavity vacuum and seal cavity pressure readings for the test and the duration to maintain each reading Any change in the readings during the test indicates a leak which must be identified and corrected before putting the pump ...

Страница 46: ...ti wear hydraulic oil Viscosity SSU 104_F 40_C 110 to 155 Dielectric 26 000 volts min Acceptable alternate suppliers Gulf Oil Company Gulf Harmony AW Hydraulic Fluid MG 32 Texas Oil Company Rando HD 32 or HD AZ 32 Sun Oil Company Sunvis 816 or 916 BP Also Boron Energol HLP 32 Shell Oil Company Tellus 32 Tellus T 23 or T32 Viscosity SSU 210_F 100_C 40 to 50 Recommended supplier Gulf Oil Company Gul...

Страница 47: ...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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