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OM-06784-01 August 18, 2015 Rev. B 09‐03‐2021 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUPER T SERIES PUMPS MODELS T8C60SC-B Including /F, /FM, /WW GORMAN‐RUPP PUMPS www.grpumps.com 2015 Gorman‐Rupp Pumps Printed in U.S.A.
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Register your new Gorman‐Rupp pump online at www.grpumps.com/register. 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:...
SUPER T SERIES OM-06740 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...
SUPER T SERIES OM-06740 SAFETY - SECTION A This information applies to Super T Se which may damage the pump or endan ries basic pumps. Gorman‐Rupp has no ger personnel as a result of pump fail control over or particular knowledge of ure.
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OM-06740 SUPER T SERIES gaged to be ejected with great force. Al sure within the pump casing can eject low the pump to cool before servicing. these parts with great force when they are disengaged. Allow the pump to completely cool before servicing it. Do not operate the pump against a closed discharge valve for long periods This pump may be used to handle mate...
SUPER T SERIES OM-06741 INSTALLATION - SECTION B Review all SAFETY information in Section A. Since pump installations are seldom identical, this section offers only general recommendations and Only operate this pump in the direction in practices required to inspect, position, and ar dicated by the arrow on the pump body range the pump and piping.
OM-06741 SUPER T SERIES Mounting Connections to Pump Before tightening a connecting flange, align it ex Locate the pump in an accessible place as close as actly with the pump port. Never pull a pipe line into practical to the liquid being pumped. Level mount place by tightening the flange bolts and/or cou...
SUPER T SERIES OM-06741 strainer furnished with the pump will also pass tion inlet because the inflow will carry air down into through the pump itself. the sump, and air entering the suction line will re duce pump efficiency. If a strainer is not furnished with the pump, but is installed by the pump user, make certain that the If it is necessary to position inflow close to the suc...
OM-06741 SUPER T SERIES Figure 1. Recommended Minimum Suction Line Submergence vs. Velocity DISCHARGE LINES If the application involves a high discharge Siphoning head, gradually close the discharge throttling valve before stopping the pump. Do not terminate the discharge line at a level lower than that of the liquid being pumped unless a si...
SUPER T SERIES OM-06741 minimize the chance of plugging. In low discharge head applications (less than 30 If a manual shut‐off valve is installed in feet or 9 meters), it is recommended that the by a bypass line, it must not be left closed pass line be run back to the wet well, and located 6 during operation.
OM-06741 SUPER T SERIES Air Release Valve Installation tween the pump discharge port and the inlet side of the discharge check valve (see Figure 2). The inlet opening in the Air Release Valve is equipped with The Automatic Air Release Valve must be inde pendently mounted in a horizontal position be...
SUPER T SERIES OM-06741 Before checking alignment, tighten the foundation bolts. The pump casing feet and/or pedestal feet, and the driver mounting bolts should also be tightly secured. When checking alignment, disconnect the power source to ensure that the pump will remain inoperative. Figure 4.
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OM-06741 SUPER T SERIES Tighten the belts in accordance with the belt manu DRIVE BELT TENSIONING facturer's instructions. If the belts are too loose, they will slip; if the belts are too tight, there will be General Rules of Tensioning excessive power loss and possible bearing failure.
OM-06741 SUPER T SERIES OPERATION - SECTION C Review all SAFETY information in Section A. Add liquid to the pump casing when: 1. The pump is being put into service for the Follow the instructions on all tags, labels and de first time.
OM-06741 SUPER T SERIES If rotation is incorrect on a three‐phase motor, have pump components will deteriorate, and a qualified electrician interchange any two of the the liquid could come to a boil, build three phase wires to change direction. If rotation is pressure, and cause the pump casing to incorrect on a single‐phase motor, consult the liter...
OM-06741 SUPER T SERIES heated pump cautiously. It is recommended that This pump is equipped with an inspection cover to the pressure relief valve assembly be replaced at provide easy access to the interior of the pump for each overhaul, or any time the pump casing over removal of debris and to check the im...
OM-06741 SUPER T SERIES liquid during the draining process. Clean out any remaining solids by flushing with a hose. BEARING TEMPERATURE CHECK Do not operate the pump against a closed discharge throttling valve for Bearings normally run at higher than ambient tem long periods of time.
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SUPER T SERIES OM-06741 TROUBLESHOOTING - SECTION D Review all SAFETY information in Section A. Before attempting to open or service the pump: 1. Familiarize yourself with this manual. 2. Lock out or disconnect the power source to ensure that the pump will remain inoperative.
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OM-06741 SUPER T SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR FAILS Suction intake not submerged at Check installation and correct sub TO DELIVER RATED proper level or sump too small. mergence as needed. FLOW OR PRESSURE Impeller or other wearing parts Replace worn or damaged parts.
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SUPER T SERIES OM-06741 equipped) between regularly scheduled inspec PREVENTIVE MAINTENANCE tions can indicate problems that can be corrected Since pump applications are seldom identical, and before system damage or catastrophic failure oc pump wear is directly affected by such things as curs.
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PUMP MAINTENANCE AND REPAIR - SECTION E MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPERATING PERFORMANCE. STANDARD PERFORMANCE FOR PUMP MODEL T8C60SC-B, /F, /FM, /WW Based on 70 F (21 C) clear water at sea level Contact the Gorman‐Rupp Company to verify per...
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OM-06784 SUPER T SERIES ILLUSTRATION PARTS PAGE Figure 1. Pump Model T8C60SC-B, /F, /FM, /WW PAGE E - 2 MAINTENANCE & REPAIR...
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OM-06784 SUPER T SERIES PARTS LIST Pump Model T8C60SC-B, /F, /FM, /WW (From S/N 1593419 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.
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OM-06784 SUPER T SERIES ILLUSTRATION Figure 2. Repair Rotating Assemblies PAGE E - 4 MAINTENANCE & REPAIR...
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OM-06784 SUPER T SERIES PARTS LIST Repair Rotating Assemblies Note: Order complete Repair Rotating Assemblies for /WW model from the Pump Model Assembly Parts List on page E-3. Repair Rotating Assemblies for /WW models include all of the standard parts listed below. ITEM PART PART NAME...
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OM-06784 SUPER T SERIES PUMP AND SEAL DISASSEMBLY AND REASSEMBLY Before attempting to open or service the pump: Review all SAFETY information in Section A. 1. Familiarize yourself with this man ual. Follow the instructions on all tags, label and decals 2.
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SUPER T SERIES OM-06784 the back cover assembly (13). Replace the inspec The impeller (1) should be loosened while the rotat tion cover O‐ring and reinstall the inspection cover ing assembly is still secured to the pump casing. in the back cover assembly. Before loosening the impeller, remove the seal cav...
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OM-06784 SUPER T SERIES use them to press the rotating assembly into the they are heavy enough for safe use and will not pump casing until the bearing housing is free. damage the pump. Remove the jacking screws from the casing ring. After the rotating assembly is loosened, screw a Remove the outer hardware (10 and 38) and shims 5/8-18 UNF X 16‐inch long threaded rod into the...
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SUPER T SERIES OM-06784 If no further disassembly is required, refer to Seal Installation. Shaft and Bearing Removal and Disassembly Most cleaning solvents are toxic and flammable. Use them only in a well ven (Figure 2) tilated area free from excessive heat, When the pump is properly operated and main...
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OM-06784 SUPER T SERIES The bearings may be heated to ease installation. tilated area free from excessive heat, An induction heater, hot oil bath, electric oven, or sparks, and flame. Read and follow all hot plate may be used to heat the bearings. Bear precautions printed on solvent contain...
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SUPER T SERIES OM-06784 It is recommended that a sleeve be positioned Clean the seal cavity and shaft with a cloth soaked against the inboard oil seal (6A) to prevent the lip of in fresh cleaning solvent. Inspect the stationary the oil seal from rolling as the shaft and bearings seat bore in the seal plate for dirt, nicks and burrs, are installed in the bearing housing.
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OM-06784 SUPER T SERIES RETAINER SEAL PLATE SPRING IMPELLER O‐RINGS SLEEVE O‐RING BELLOWS SHAFT SLEEVE IMPELLER SHAFT ROTATING STATIONARY ELEMENT ELEMENT OIL SEAL IMPELLER SHIMS STATIONARY SEAT DRIVE BAND Figure 6. Cartridge Seal Assembly it seats against the shaft shoulder. Remove the tape covering the threads.
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SUPER T SERIES OM-06784 proper clearance as described in Impeller Instal O‐RING ENGAGED WITH SEAL PLATE lation and Adjustment. BORE If necessary to reuse an old seal in an emer gency, carefully separate the rotating and station ary seal faces from the bellows retainer and sta tionary seat.
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OM-06784 SUPER T SERIES Slide the rotating portion of the seal (consisting of Proceed with Rotating Assembly Installation be the integral shaft sleeve, spring centering washer, fore installing the impeller capscrew and washer spring, bellows and retainer, and rotating element) (26 and 27).
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SUPER T SERIES OM-06784 in the mounting slot in the suction flange (25). Align Replace the back cover O‐rings (9 and 12) and lu the adaptor with the flange hole and secure the as bricate them with a generous amount of No. 2 sembly with the check valve pin (29).
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OM-06784 SUPER T SERIES Allow an installed pump to completely cool before Remove the fill cover assembly (35) and fill the draining liquid from the pump casing. Remove the pump casing with clean liquid. Reinstall the fill back cover. Remove the rotating assembly adjust cover and tighten it.
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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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