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- Page 1 OM-06728-01 December 8, 2014 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUPER T SERIES PUMPS MODELS T6C71SC-B INCLUDING: /F, /FM GORMAN‐RUPP PUMPS www.grpumps.com 2014 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 - SECTION A . - Page 4 TABLE OF CONTENTS (continued) BEARING TEMPERATURE CHECK ......... . PAGE C - 4 TROUBLESHOOTING - SECTION D .
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Page 5: Introduction
SUPER T SERIES OM-06728 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
SUPER T SERIES OM-06728 SAFETY - SECTION A This information applies to Super T Se riesr basic pumps. Gorman‐Rupp has no control over or particular knowledge of the power source which will be used. This pump is designed to handle liquids Refer to the manual accompanying the containing large entrained solids or power source before attempting to be... - Page 7 OM-06728 SUPER T SERIES Do not operate the pump against a Do not operate the pump without the closed discharge valve for long periods of time. If operated against a closed dis guards in place over the rotating parts. charge valve, pump components will Exposed rotating parts can catch cloth...
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Page 8: Installation - Section B
SUPER T SERIES OM-06728 INSTALLATION - SECTION B Review all SAFETY information in Section A. specific application. Since the pressure supplied to the pump is critical to performance and safety, Since pump installations are seldom identical, this be sure to limit the incoming pressure to 50% of section offers only general recommendations and the maximum permissible operating pressure as practices required to inspect, position, and ar... -
Page 9: Preinstallation Inspection
OM-06728 SUPER T SERIES PREINSTALLATION INSPECTION POSITIONING PUMP The pump assembly was inspected and tested be fore shipment from the factory. Before installation, inspect the pump for damage which may have oc Death or serious personal injury and curred during shipment. Check as follows: damage to the pump or components can occur if proper lifting procedures a. -
Page 10: Suction And Discharge Piping
SUPER T SERIES OM-06728 (229 mm) must be maintained to permit removal of these gauges are desired for pumps that are not the cover. tapped, drill and tap the suction and discharge lines not less than 18 inches (457,2 mm) from the suction and discharge ports and install the lines. -
Page 11: Suction Lines In Sumps
OM-06728 SUPER T SERIES tight seal. Follow the sealant manufacturer's rec If two suction lines are installed in a single sump, ommendations when selecting and applying the the flow paths may interact, reducing the efficiency pipe dope. The pipe dope should be compatible of one or both pumps. -
Page 12: Discharge Lines
SUPER T SERIES OM-06728 minimize the chance of plugging. DISCHARGE LINES Siphoning In low discharge head applications (less than 30 feet or 9 meters), it is recommended that the by Do not terminate the discharge line at a level lower pass line be run back to the wet well, and located 6 than that of the liquid being pumped unless a si... -
Page 13: Automatic Air Release Valve
OM-06728 SUPER T SERIES AUTOMATIC AIR RELEASE VALVE When properly installed, a Gorman‐Rupp Auto matic Air Release Valve will permit air to escape If a manual shut‐off valve is installed in through the bypass line and then close automati a bypass line, it must not be left closed cally when the pump is fully primed and pumping during operation. -
Page 14: Alignment
SUPER T SERIES OM-06728 DISCHARGE PIPE CLEAN‐OUT COVER INSTALL AIR RELEASE VALVE IN HORIZONTAL POSITION DISCHARGE CHECK VALVE 90_ LONG RADIUS ELBOW SUPPORT PUMP DISCHARGE BRACKET SELF‐PRIMING CENTRIFUGAL PUMP BLEED LINE 1” (25,4 MM) DIA. MIN. (CUSTOMER FUR NISHED) DO NOT EX SUCTION TEND BELOW PUMP LINE... -
Page 15: Coupled Drives
OM-06728 SUPER T SERIES Adjusting the alignment in one direction may alter the alignment in another direc tion. check each procedure after altering alignment. Coupled Drives Figure 5. Aligning Non‐Spider Type Couplings Check parallel adjustment by laying a straightedge across both coupling rims at the top, bottom, and When using couplings, the axis of the power side. -
Page 16: Drive Belt Tensioning
SUPER T SERIES OM-06728 Select pulleys that will match the proper speed ra DRIVE BELT TENSIONING tio; overspeeding the pump may damage both General Rules of Tensioning pump and power source. For new drive belts, check the tension after 5, 20 and 50 hours of operation and re‐tension as re... -
Page 17: Operation - Section C
OM-06728 SUPER T SERIES OPERATION - SECTION C Review all SAFETY information in Section A. 2. The pump has not been used for a consider able length of time. Follow the instructions on all tags, labels and de 3. The liquid in the pump casing has evapo cals attached to the pump. -
Page 18: Operation
OM-06728 SUPER T SERIES Consult the operating manual furnished with the filled, adjust the throttling valve to the required flow power source before attempting to start the power rate. source. If an electric motor is used to drive the pump, re move V‐belts, couplings, or otherwise disconnect the pump from the motor before checking motor Do not operate the pump against a... -
Page 19: Strainer Check
OM-06728 SUPER T SERIES gaged to be ejected with great force. Af 2. Disconnect or lock out the power ter the pump completely cools, drain the source to ensure that the pump will liquid from the pump by removing the remain inoperative. -
Page 20: Cold Weather Preservation
OM-06728 SUPER T SERIES shock waves can be transmitted to the pump and remaining liquid that could freeze the pump rotat piping system. Close all connecting valves slowly. ing parts. If the pump will be idle for more than a few hours, or if it has been pumping liquids con... - Page 21 SUPER T SERIES OM-06728 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.
- Page 22 OM-06728 SUPER T SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY Suction intake not submerged at Check installation and correct PUMP STOPS OR FAILS TO DELIVER proper level or sump too small. submergence as needed. RATED FLOW OR Impeller or other wearing parts worn Replace worn or damaged parts.
- Page 23 SUPER T SERIES OM-06728 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.
- Page 24 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 T6C71SC-B, Including /F, /FM Based on 70 F (21 C) clear water at sea level Contact the Gorman‐Rupp Company to verify per...
- Page 25 OM-06728 SUPER T SERIES ILLUSTRATION PARTS PAGE Figure 1. Pump Model T6C71SC-B, Including /F, /FM PAGE E - 2 MAINTENANCE & REPAIR...
- Page 26 OM-06728 SUPER T SERIES PARTS LIST Pump Model T6C71SC-B, Including /F, /FM (From S/N 1584419 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.
- Page 27 OM-06728 SUPER T SERIES ILLUSTRATION Figure 2. 44163-331 Repair Rotating Assembly PAGE E - 4 MAINTENANCE & REPAIR...
- Page 28 OM-06728 SUPER T SERIES PARTS LIST 44163-331 Repair Rotating Assembly ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER IMPELLER 38615-087 1102H BEARING CAP 38322-430 10010 CART SEAL ASSY 46513-154 BEARING CAP GASKET 38683-473 18000 IMP ADJ SHIM SET 5091 17090 SNAP RING 24124-425...
- Page 29 OM-06728 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.
- Page 30 SUPER T SERIES OM-06728 O‐ring (13) requires replacement, remove the back The impeller (1) should be loosened while the rotat cover nuts (15) and pull the inspection cover out of ing assembly is still secured to the pump casing. the back cover assembly (10). Replace the inspec Before loosening the impeller, remove the seal cav...
- Page 31 OM-06728 SUPER T SERIES pump casing. Tie and tag the rotating assembly Seal Removal shims (37) for ease of reassembly. (Figure 2) NOTE Slide the integral shaft sleeve and rotating portion An optional disassembly tool is available from the of the seal off the shaft as a unit. factory.
- Page 32 SUPER T SERIES OM-06728 Pry or press the oil seals (7 and 7A) from the bear housing. Replace the bearings, shaft, or bearing ing housing. housing if the proper bearing fit is not achieved. After removing the shaft and bearings, clean and If bearing replacement is required, remove the out...
- Page 33 OM-06728 SUPER T SERIES The bearings may be heated to ease installation. With the oil seal sleeve in place, lubricate the oil An induction heater, hot oil bath, electric oven, or seal area of the shaft and slide the shaft and as hot plate may be used to heat the bearings.
- Page 34 SUPER T SERIES OM-06728 cannot be realigned during reassembly. Reusing an old seal could result in prema ture failure. To ease installation of the seal, lubricate the shaft A new seal assembly should be installed sleeve O‐ring and the external stationary seat O‐ any time the old seal is removed from the ring with a very small amount of light lubricating oil.
- Page 35 OM-06728 SUPER T SERIES 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.
- Page 36 SUPER T SERIES OM-06728 Slide the rotating portion of the seal (consisting of (26 and 27). The rotating assembly must be in the integral shaft sleeve, spring centering washer, stalled in the pump casing in order to torque the im spring, bellows and retainer, and rotating element) peller capscrew.
- Page 37 OM-06728 SUPER T SERIES Screw the four adjusting screws (19) into the NOTE tapped holes in the back cover plate until they are If the suction or discharge flanges were removed, just flush with the machined surface on the back replace the respective gaskets, apply `Permatex side of the cover plate.
- Page 38 SUPER T SERIES OM-06728 rotating assembly to the pump casing. Perform the Remove the fill cover assembly (34) and fill the back cover adjustment procedure described pump casing with clean liquid. Reinstall the fill above to obtain the proper face clearance. cover and tighten it.
- Page 39 For U.S. and International Warranty Information, Please Visit www.grpumps.com/warranty or call: U.S.: 419-755-1280 International: +1-419-755-1352 For Canadian Warranty Information, Please Visit www.grcanada.com/warranty or call: 519-631-2870 GORMAN‐RUPP PUMPS...
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