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GORMAN-RUPP PUMPS 2D-E.50 3P Installation, Operation, And Maintenance Manual With Parts List

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OM−01476−OM03
October 14, 1981
Rev. D 12-04-08
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
D SERIES PUMP
MODEL
2D−E.50 3P
THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO
www.grpumps.com
D
GORMAN-RUPP OF CANADA LIMITED
ST. THOMAS, ONTARIO, CANADA
Printed in U.S.A.
e
1981 The Gorman-Rupp Company

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Summary of Contents for GORMAN-RUPP PUMPS 2D-E.50 3P

  • Page 1 OM−01476−OM03 October 14, 1981 Rev. D 12-04-08 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST D SERIES PUMP MODEL 2D−E.50 3P THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO www.grpumps.com GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. 1981 The Gorman-Rupp Company...
  • 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:...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ........... PAGE I −...
  • Page 4 TABLE OF CONTENTS (continued) Plunger Rod and Diaphragm Removal ........PAGE E −...

  • Page 5: Introduction

    D SERIES OM−01477 INTRODUCTION Thank You for purchasing a Gorman-Rupp pump. Read this manual carefully to learn how to safely install and operate your pump. Failure to do so could result in personal injury or damage to the pump. Immediate hazards which WILL result in This Installation, Operation, and Maintenance severe personal injury or death.

  • Page 6: Safety - Section A

    D SERIES OM−01477 SAFETY - SECTION A This information applies to D Series electric motor driven diaphragm pumps. Refer to the manual accompa- nying the motor before attempting to All electrical connections must be in ac- begin operation. cordance with the National Electric Code.
  • Page 7 OM−01477 D SERIES Never install a positive shut-off valve in the Do not install and operate a non-explo- discharge line; discharge restrictions will sion proof motor in an explosive atmo- cause excessive friction loss resulting in sphere. Install, connect, and operate overloading and destruction of pump and the motor in accordance with The Na- drive components.

  • Page 8: Installation − Section Bpage B

    See Figure 1 for the approximate physical dimen- range the pump and piping. sions of this pump. OUTLINE DRAWING Figure 1. Pump Model 2D-E.50 3P PREINSTALLATION INSPECTION c. Carefully read all tags, decals, and markings on the pump assembly, and perform all duties indicated.

  • Page 9: Positioning Pump

    OM−01477 D SERIES nents or lubricants may have exceeded their The pump may have to be supported or shimmed maximum shelf life. These must be inspected to provide for level operation or to eliminate vibra- or replaced to ensure maximum pump serv- tion.

  • Page 10: Gauges

    D SERIES OM−01477 during pump operation, the air must be replen- charge ports to absorb shock which would other- ished periodically. To introduce air into the cham- wise be transmitted through the drive train and ber, stop the pump and remove the suction accu- greatly accelerate pump wear.

  • Page 11: Fittings

    OM−01477 D SERIES ble length of suction hose or piping; lengths of 25 pipe dope. The pipe dope should be compatible feet (7,6 m) or longer will reduce the capacity of the with the liquid being pumped. pump. DISCHARGE LINES It is strongly recommended that no positive shut- off valve be installed in the suction line;...
  • Page 12 D SERIES OM−01477 matches the pump motor requirements stamped on the motor nameplate. Do not install and operate a non-explo- sion proof motor in an explosive atmo- The electrical power used to operate sphere. Install, connect, and operate this pump is high enough to cause inju- the motor in accordance with The Na- ry or death.

  • Page 13: Operation − Section C

    OM−01477 D SERIES OPERATION − SECTION C Review all SAFETY information in Section A. ened diaphragm life. No positive shut-off valve should be installed in the discharge Follow the instructions on all tags, labels and line. decals attached to the pump. STARTING Consult the operations manual furnished with the motor before starting the pump.

  • Page 14: Stopping

    OM−01477 D SERIES eration. Also, clean out any solids by flushing with a STOPPING hose. After stopping the pump, lock out and tag out in- coming power to the motor to ensure that the GEARBOX TEMPERATURE CHECK pump will remain inoperative. The gearbox runs higher than ambient tempera- If the pump will be idle for more than a few hours, or tures because of heat generated by friction.

  • Page 15: Troubleshooting − Section D

    D SERIES OM−01477 TROUBLESHOOTING − SECTION D Review all SAFETY information in Section A. Before attempting to open or service the pump: 1. Familiarize yourself with this man- ual. 2. Lock out and tag out incoming power to ensure that the pump will remain inoperative.
  • Page 16 OM−01477 D SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP REQUIRES Liquid solution too thick. Dilute if possible. TOO MUCH POWER Integral discharge check valve clogged Clean valve. or binding. Bearings in motor or gearbox Check bearings. worn or binding. Integral suction or discharge check Clean valves, check that flange nuts PUMP CLOGS FREQUENTLY...

  • Page 17: Pump Maintenance And Repair - Section Epage E

    D SERIES OM−01477 PUMP MAINTENANCE AND REPAIR - SECTION E MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPERATING PERFORMANCE. IN GALLONS PER MINUTE AT 60 STROKES PER MINUTE STATIC STATIC DISCHARGE HEAD IN FEET LIFT IN FEET IN LITERS PER MINUTE AT 60 STROKES PER MINUTE...
  • Page 18 OM−01477 D SERIES PARTS PAGE SECTION DRAWING Figure 1. 2D−E.50 3P Pump Model PAGE E − 2 MAINTENANCE & REPAIR...

  • Page 19: Parts Lists

    D SERIES OM−01477 PARTS LIST 2D−E.50 3P Pump Model (From S/N 661275 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 MAT’L...

  • Page 20: Plunger Rod Assembly

    OM−01477 D SERIES SECTION DRAWING Figure 2. 46181−004 Plunger Rod Assembly PAGE E − 4 MAINTENANCE & REPAIR...
  • Page 21 D SERIES OM−01477 PARTS LIST 46181−004 Plunger Rod Assembly ITEM PART MAT’L PART NAME NUMBER CODE ECCENTRIC 38555−505 11060 SOCKET HD CAPSCREW BD0504 15990 ROD END 23924−005 −−− HEX HD CAPSCREW B0807 15991 CAP PLUG 25141−151 −−− JAM NUT AT08S 15991 SPRING CENTERING WASHER 31513−001...

  • Page 22: Pump Disassembly And Reassembly

    OM−01476 D SERIES sonnel to ensure that only safe, established main- PUMP DISASSEMBLY AND tenance procedures are used, and that any proce- REASSEMBLY dures not addressed in this manual are performed only after establishing that neither personal safety Review all SAFETY information in Section A. nor pump integrity are compromised by such prac- tices.

  • Page 23: Diaphragm And Plunger Rod Removal

    D SERIES OM−01476 ing the discharge flange (20) and check valve as- Plunger Rod and Diaphragm Reassembly and sembly to the diaphragm pot. Pull the check valve Installation assembly from the suction port. (Figure 2) Individual parts for the suction and discharge Slide the plunger rod (13) through the diaphragm check valve assemblies are not available.
  • Page 24 OM−01476 D SERIES Position the discharge check valve (28) against the Use a grease gun to apply No. 2 lithium base diaphragm pot with the weight positioned as grease to the upper lubrication fitting until grease shown in Figure 1. Secure the discharge flange escapes from the eccentric cap.
  • Page 25 D SERIES OM−01476 APPENDIX Figure 3. Gear Reducer MAINTENANCE & REPAIR PAGE E − 9...
  • Page 26 OM−01476 D SERIES PARTS LIST Gear Reducer ITEM PART PART NAME NUMBER GEAR HOUSING AND GEAR HOUSING 93A119346−000 COVER SET OUTPUT SHAFT ASSY G-R PROPRIETARY ITEM INPUT PINION 93A118178−001 OUTPUT PINION ASSY 93A119546−000 INTERMEDIATE PINION ASSY 93A119548−000 INPUT PINION BEARING 93A113859−006 INTERMEDIATE PINION BEARING 93A113859−005...
  • Page 27 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 THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA...

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