GORMAN-RUPP T series Installation, Operation, And Maintenance Manual With Parts List
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GORMAN-RUPP T series Installation, Operation, And Maintenance Manual With Parts List

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OM-05480-02
October 9, 2013
Rev. A 01‐24‐17
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
T SERIESr PUMPS
MODELS
T2A60‐E3 1P
T2A60‐E3 3P
T2A60‐E10 3P
INCLUDING /F
GORMAN‐RUPP PUMPS
www.grpumps.com
e
2013 Gorman‐Rupp Pumps
Printed in U.S.A.

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  • Page 1 OM-05480-02 October 9, 2013 Rev. A 01‐24‐17 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST T SERIESr PUMPS MODELS T2A60‐E3 1P T2A60‐E3 3P T2A60‐E10 3P INCLUDING /F GORMAN‐RUPP PUMPS www.grpumps.com 2013 Gorman‐Rupp Pumps Printed in U.S.A.
  • Page 2 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:...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ..........PAGE I - 1 SAFETY - SECTION A .
  • Page 4 TABLE OF CONTENTS (continued) TROUBLESHOOTING - SECTION D ......PAGE D - 1 PREVENTIVE MAINTENANCE .

  • Page 5: Introduction

    T SERIES OM-05480 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

    T SERIES OM-05480 SAFETY - SECTION A This information applies to T Seriesr electric motor driven pumps. Refer to the manual accompanying the motor before attempting to begin operation. This pump is designed to handle liquids containing entrained solids or slurries.
  • Page 7 OM-05480 T SERIES If there is a conflict between the instruc­ good working condition and of suffi­ tions in the manual accompanying the cient capacity and that they are posi­ unit and the National Electric Code or tioned so that loads will be balanced...

  • Page 8: Installation - Section B

    T SERIES OM-05480 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...

  • Page 9: Positioning Pump

    OM-05480 T SERIES ing, check for loose hardware at mating sur­ POSITIONING PUMP faces. Lifting c. Carefully read all warnings and cautions con­ tained in this manual or affixed to the pump, and perform all duties indicated. Note the di­...

  • Page 10: Clearance

    T SERIES OM-05480 the mounting feet in place with the mounting feet cause excessive vibration, decreased bearing life, jam nuts. and increased shaft and seal wear. If hose‐type lines are used, they should have adequate support to secure them when filled with liquid and under Clearance pressure.

  • Page 11: Sealing

    OM-05480 T SERIES of solids larger than the solids handling capability If it is necessary to position inflow close to the suc­ of the pump. tion inlet, install a baffle between the inflow and the suction inlet at a distance 1 1/2 times the diameter This pump is designed to handle up to 1 1/2‐inch...

  • Page 12: Discharge Lines

    T SERIES OM-05480 Figure 2. Recommended Minimum Suction Line Submergence vs. Velocity DISCHARGE LINES Siphoning If the application involves a high discharge head, gradually close the discharge Do not terminate the discharge line at a level lower throttling valve before stopping the pump.

  • Page 13: Automatic Air Release Valve

    OM-05480 T SERIES minimize the chance of plugging. the air release piping, it must be a full‐opening ball type valve to prevent plugging by solids. In low discharge head applications (less than 30 feet or 9 meters), it is recommended that the by­...

  • Page 14: Air Release Valve Installation

    T SERIES OM-05480 liters] per minute) will occur when the valve is fully closed. Be sure the bypass line is directed back to the wet well or tank to prevent hazardous spills. É É É When the pump shuts down, the spring returns the diaphragm to its original position.
  • Page 15 OM-05480 T SERIES 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...

  • Page 16: Electrical Connections

    T SERIES OM-05480 ELECTRICAL CONNECTIONS death. Obtain the services of a qualified electrician to make all electrical con­ nections. This pump is driven by an electric motor. Check that the electrical service available matches the motor requirements stamped on the motor name­...

  • Page 17: Operation - Section C

    OM-05480 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 3. The liquid in the pump casing has evapo­ decals attached to the pump.

  • Page 18: Operation

    OM-05480 T‐SERIES Liquid Temperature and Overheating OPERATION The maximum liquid temperature for this pump is Lines With a Bypass C). Do not apply it at a higher operating temperature. If a Gorman‐Rupp Automatic Air Release Valve has been installed, the valve will automatically open to Overheating can occur if operated with the valves allow the pump to prime, and automatically close in the suction or discharge lines closed.

  • Page 19: Pump Vacuum Check

    OM-05480 T‐SERIES Never introduce air or steam pressure into the long periods of time. If operated against pump casing or piping to remove a blockage. This a closed discharge throttling valve, could result in personal injury or damage to the pump components will deteriorate, and equipment.
  • Page 20 T SERIES OM-05480 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. Disconnect the incoming power to the motor and lock it out to ensure that the pump will remain inopera­...
  • Page 21 OM-05480 T SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR Strainer clogged. Check strainer and clean if neces­ FAILS TO DELIVER sary. RATED FLOW OR Suction intake not submerged at Check installation and correct sub­ PRESSURE (cont.) proper level or sump too small.
  • Page 22 T SERIES OM-05480 TROUBLE POSSIBLE CAUSE PROBABLE REMEDY EXCESSIVE NOISE Cavitation in pump. Reduce suction lift and/or friction losses in suction line. Record vac­ uum and pressure gauge readings and consult local representative or factory. Pumping entrained air. Locate and eliminate source of air bubble.
  • Page 23 OM-05480 T SERIES Preventive Maintenance Schedule Service Interval* Item Daily Weekly Monthly Semi‐ Annually Annually General Condition (Temperature, Unusual Noises or Vibrations, Cracks, Leaks, Loose Hardware, Etc.) Pump Performance (Gauges, Speed, Flow) Bearing Lubrication Seal Lubrication (And Packing Adjustment, If So Equipped) V‐Belts (If So Equipped)
  • Page 24 OM-05480 T SERIES 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 T2A60‐E3 1P , T2A60‐E3 3P AND T2A60-E10 3P Based on 70...
  • Page 25 OM-05480 T SERIES ILLUSTRATION PARTS PAGE Figure 1. Pump Models T2A60-E3 1P , T2A60-E3 3P And T2A60-E10 3P Including /F Models PAGE E - 2 MAINTENANCE & REPAIR...
  • Page 26 OM-05480 T SERIES PARTS LIST Pump Models T2A60-E3 1P , T2A60-E3 3P And T2A60-E10 3P , Including /F Models (From S/N 1555050 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-05480 T SERIES ILLUSTRATION Figure 2. Repair Rotating Assemblies PAGE E - 4 MAINTENANCE & REPAIR...
  • Page 28 OM-05480 T SERIES PARTS LIST Repair Rotating Assemblies ITEM PART PART NAME NUMBER INTERMEDIATE -T2A60-E3 38264-229 10000 -T2A60-E10 38264-228 10000 OIL SEAL 25258-344 BALL BEARING 23282-008 RETAINING RING S247 IMPELLER SHAFT 38513-416 16040 OUTBOARD RETAINING RING S248 INBOARD RETAINING RING...
  • Page 29 OM-05480 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 T SERIES OM-05480 Remove the back cover nuts (24). Install two 3/8‐16 (Figure 1) UNC x 2‐1/2 inch long capscrews (not supplied) in Remove the hardware (15 and 16) securing the ro­ the tapped holes in the cover plate. Use these jack­...
  • Page 31 OM-05480 T SERIES After removing the shaft and bearing, clean and in­ the old seal is to be reused. The rubber spect the bearing in place as follows. bellows will adhere to the sleeve during use, and attempting to separate them could damage the bellows.
  • Page 32 T SERIES OM-05480 Most cleaning solvents are toxic and When installing the bearings onto the flammable. Use them only in a well ven­ shaft, never press or hit against the outer tilated area free from excessive heat, race, balls, or ball cage. Press only on the sparks, and flame.
  • Page 33 OM-05480 T SERIES shorten seal life. If necessary, clean the faces with a non‐oil based solvent and a clean, lint‐free tissue. Wipe lightly in a concentric pattern to avoid scratching the faces. A new seal assembly should be installed If a replacement seal is being used, remove it from...
  • Page 34 T SERIES OM-05480 To prevent damaging the shaft sleeve O‐ring (26) on the shaft threads, cover the threads with electri­ cal or duct tape. Slide the O‐ring over the shaft until it seats against the shaft shoulder. Remove the Do not attempt to separate the rotating tape covering the threads.
  • Page 35 OM-05480 T SERIES Install the same thickness of impeller adjusting A clearance of .010 to .020 inch (0,25 to 0,51 mm) shims (21) as previously removed. Apply `Never‐ between the impeller and the wear plate is also rec­ Seez' or equivalent to the shaft threads and screw ommended for maximum pump efficiency.
  • Page 36 T SERIES OM-05480 secure it with the hardware (20 and 21). The wear threads. Position the valve as shown in Figure 1 plate must be concentric to prevent binding when with the discharge port pointing down. the back cover is installed.
  • Page 37 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...

This manual is also suitable for:

T2a60-e3 3pT2a60-e3 1pT2a60-e10 3p

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