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GORMAN-RUPP PUMPS JS8D60-E42 460/3 Installation, Operation, And Maintenance Manual With Parts List

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INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
SUBMERSIBLE PUMPS
JS8D60---E42 460/3
JS8D60---E42 460/3
THE GORMAN-RUPP COMPANY MANSFIELD, OHIO
GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA
WITH PARTS LIST
MODELS
JS8E60---E42 230/3
JS8E60---E42 460/3
SINGLE VOLTAGE
Copyright by the Gorman-Rupp Company
OM ---03774---OM02
May 17, 2000
Printed in U.S.A.

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  • Page 1 OM ---03774---OM02 May 17, 2000 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUBMERSIBLE PUMPS MODELS JS8D60---E42 460/3 JS8E60---E42 230/3 JS8D60---E42 460/3 JS8E60---E42 460/3 SINGLE VOLTAGE THE GORMAN-RUPP COMPANY MANSFIELD, OHIO GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. Copyright by the Gorman-Rupp Company...

  • Page 2: Table Of Contents

    OM -- 03774 JS8D -- E60 TABLE OF CONTENTS INTRODUCTION ......PAGE I---1 SAFETY --- SECTION A .
  • Page 3 JS8D -- E60 OM -- 03774 MAINTENANCE AND REPAIR --- SECTION E PAGE E ---1 PUMP MODELS ........PAGE E---1 PARTS LISTS: Pump Model Assemblies...

  • Page 4: Introduction

    JS8D -- E60 OM -- 03774 INTRODUCTION This Installation, Operation, and Maintenance the pump motor are not covered in this manual. Manual is designed to help you achieve the best Refer to other literature accompanying the pump. performance and longest life from your Gorman- Pump construction is cast iron, with stainless steel Rupp J Series submersible pump.
  • Page 5 JS8D -- E60 OM -- 03774 This page intentionally blank. INTRODUCTION PAGE I -- 2...

  • Page 6: Safety

    JS8D -- E60 OM -- 03774 SAFETY --- SECTION A These warnings are specific to the Gorman-Rupp J Series Submersible pumps listed on the cover and in MAINTENANCE AND REPAIR -- SECTION E. They apply throughout this manual to the in- This pump is single-voltage, either 230 structions contained in the pages which follow.
  • Page 7 OM -- 03774 JS8D -- E60 After the pump has been installed, make The following precautions should be certain that the pump and all piping or taken before attempting to open or ser- hose connections are secure before op- vice the pump; otherwise, injury or eration.

  • Page 8: Installation

    JS8D -- E60 OM -- 03774 INSTALLATION --- SECTION B Review all SAFETY information in Section A. d. Check that amperes, phase, voltage, and Hertz indicated on the motor name plate match the ratings on the control box. This section is intended only to summarize recom- mended installation practices for this pump.
  • Page 9 OM -- 03774 JS8D -- E60 FIGURE B -- 1. PUMP DIMENSIONS PUMP MODELS JS8D60-- E42 230/460/3 PAGE B -- 2 INSTALLATION...
  • Page 10 JS8D -- E60 OM -- 03774 FIGURE B -- 2. PUMP DIMENSIONS PUMP MODELS JS8E60-- E42 230/460/3 INSTALLATION PAGE B -- 3...

  • Page 11: Pump Motor Specifications

    OM -- 03774 JS8D -- E60 Pump Motor Specifications (104_F) ambient, plus 115_C (239_F) temperature rise. The motor furnished with this pump is a 60 Hz., Squirrel Cage, Induction Start, G-R Frame Size No. 6; Class F Insulation Rated 155_C (311_F) , 40_C See Table B---1 for motor specifications.

  • Page 12: Electrical Connections

    JS8D -- E60 OM -- 03774 the voltage. Otherwise, damage to the ELECTRICAL CONNECTIONS pump and injury or death to personnel can result. Motor Cable Grounding Test Install and operate this pump in accor- dance with the National Electrical Code and all local codes.

  • Page 13: Wiring Diagrams

    OM -- 03774 JS8D -- E60 Ground the control box in accordance with the in- FIELD CONNECTION DIAGRAM structions accompanying it. DIRECT START (ACROSS---THE---LINE) Wiring Diagrams When WYE/DELTA starting is desired, refer to Fig- ure B---3; wire the motor to a control which will pro- vide the connections shown for REDUCED VOLT- AGE START, and then reconnect as shown in the DIRECT START diagram.
  • Page 14 JS8D -- E60 OM -- 03774 READ CLOCKWISE MOTOR FROM GROUND GREEN / YELLOW THERMAL 5 CONDUCTOR POWER & CONTROL CABLE THERMAL READ CLOCKWISE FROM GROUND GREEN / YELLOW THERMAL T1 T2 T3 T3 T2 T1 5 CONDUCTOR POWER & CONTROL CABLE NOTE: CONDUCTOR INSULATION COLORS ARE NOT CONSISTENT MOISTURE...
  • Page 15 OM -- 03774 JS8D -- E60 PUMP PUMP CONTROL BOX CONTROL BOX TO LEVEL CONTROL CIRCUIT TO LEVEL CONTROL CIRCUIT IN MAIN CONTROL IN MAIN CONTROL LIQUID LEVEL LIQUID LEVEL RANGE RANGE DEWATERING DEWATERING ON (FILLING) ON (FILLING) FIGURE B -- 6. LIQUID LEVEL DEVICES PAGE B -- 8 INSTALLATION...

  • Page 16: Operation

    JS8D -- E60 OM -- 03774 OPERATION --- SECTION C NOTE PERFORMANCE CURVES The curves apply to standard production models. If In the performance curves which follow, perform- your pump serial number is followed by an “N”, ance is based on 70_F (21_C) clear water at sea your pump is not a standard production model.
  • Page 17 OM -- 03774 JS8D -- E60 MODEL JS8E60---E42 230/460/3 STANDARD PERFORMANCE NOTE The curve shows 460 volt performance only. For 230 volt performance, multiply amperage shown by OPERATION PAGE C -- 2...

  • Page 18: Control Box And Optional Controls

    JS8D -- E60 OM -- 03774 Review all SAFETY information in Section A. Follow the instructions on all tags, labels and decals attached to the pump. Do not start the pump more than 10 times per hour. If the motor does not cool be- CONTROL BOX AND OPTIONAL tween starts it will overheat, resulting in CONTROLS...

  • Page 19: Starting, Stopping, And Operational Checks

    OM -- 03774 JS8D -- E60 change the control box connections of any two Operations Checks pump motor power leads. Recheck pump twist; it To detect minor problems, check the pump for should now be in a counterclockwise direction. proper operation when it is first started and at peri- odic intervals.

  • Page 20: Cold Weather Preservation

    JS8D -- E60 OM -- 03774 Cold Weather Preservation pump remains frozen allow additional thawing time before attempting to restart. If submerging does not thaw the pump, move it The pump will not freeze as long as the casing is into a warm area until completely thawed.
  • Page 21 OM -- 03774 JS8D -- E60 This page intentionally blank. OPERATION PAGE C -- 6...

  • Page 22: Troubleshooting

    JS8D -- E60 OM -- 03774 TROUBLESHOOTING --- SECTION D Review all SAFETY information in Section A. NOTE Many of the probable remedies listed in the TROU- BLESHOOTING CHART require use of electrical test instruments; for specific procedures, see ELECTRICAL TESTING at the end of the chart. TROUBLESHOOTING CHART TROUBLE POSSIBLE CAUSE...

  • Page 23: Electrical Testing

    OM -- 03774 JS8D -- E60 TROUBLESHOOTING CHART TROUBLE POSSIBLE CAUSE PROBABLE REMEDY (CONT.) Liquid being pumped too thick. Dilute liquid if possible. MOTOR RUNS, BUT DOES NOT Impeller worn or damaged. Replace. DELIVER RATED Insufficient liquid in wet well. Stop pump until liquid level rises.

  • Page 24: Voltage Imbalance

    JS8D -- E60 OM -- 03774 Section B; these values apply only when the Equipment voltage at the site is the normal voltage listed. Ammeter To check AC Voltage Motor and Power Cable Continuity and current (amperage) Set the megohmmeter at R x 1 scale and zero- Ohmeter To measure resistance balance it.

  • Page 25: Pump Models

    JS8D -- E60 OM -- 03774 MAINTENANCE AND REPAIR --- SECTION E MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPERATING EFFICIENCY PUMP MODELS THE FOLLOWING PUMP MODELS, FROM SERIAL NO. 1011402 UP , ARE COVERED IN THIS SECTION. JS8D60---E42 230/3 JS8E60---E42 230/3 JS8D60---E42 460/3 JS8E60---E42 460/3 IF YOUR PUMP SERIAL NUMBER IS FOLLOWED BY AN “N”, YOUR PUMP IS NOT A STANDARD...

  • Page 26: Section Drawing

    OM -- 03774 JS8D -- E60 SECTION DRAWING Figure E ---1. Pump Model Assemblies PAGE E -- 2 MAINTENANCE AND REPAIR...
  • Page 27 JS8D -- E60 OM -- 03774 PUMP MODEL PARTS LIST ITEM PART NAME PART NUMBER MOTOR ASSEMBLY (230) 26825---052 MOTOR ASSEMBLY (460) 26825---051 : IMPELLER (JS8D) 26823---835 : IMPELLER (JS8E) 26823---807 : IMPELLER KEY 26824---175 WASHER 26824---313 ALLEN SCREW 26824---355 VOLUTE CASING 26823---776 SCREW...
  • Page 28 OM -- 03774 JS8D -- E60 SECTION DRAWING Figure E ---2. Motor Assemblies PAGE E -- 4 MAINTENANCE AND REPAIR...
  • Page 29 JS8D -- E60 OM -- 03774 MOTOR ASSEMBLIES PARTS LIST --- FIGURE E ---2 ITEM PART NAME PART NUMBER ROTOR & SHAFT 26825---205 UPPER BALL BEARING 23276---009 RETAINING RING 26824---222 WASHER 26824---312 BEARING COVER 26823---683 LOWER BALL BEARING S1908 WASHER 26824---312 RETAINING RING 26824---222...

  • Page 30: Pump End Disassembly

    OM -- 03774 JS8D -- E60 PUMP AND MOTOR DISASSEMBLY AND REASSEMBLY Review all SAFETY information in Section A. PUMP END DISASSEMBLY References are to FIGURE E---1. NOTE The pump end components may be separated from Do not attempt to service the pump end the motor without draining the oil from the motor.

  • Page 31: Motor Disassembly

    JS8D -- E60 OM -- 03774 hind the impeller, and tap the wedges alter- Upper Seal Removal nately as required to ease the impeller off the shaft. Retain the impeller key (6). References are to Figures E---2 and E---3. Lower Seal Removal NOTE References are to Figures E---2 and E---3.

  • Page 32: Inspection And Cleaning

    OM -- 03774 JS8D -- E60 1. Remove the screws (233) securing the lifting the lower bearing housing (213) is free from the handle (231) to the motor housing (302). Re- stator housing. Slide the bearing housing and move the lifting handle. rotor and shaft assembly out of the stator hous- ing as a unit.
  • Page 33 JS8D -- E60 OM -- 03774 each overhaul to ensure trouble-free oper- ation. If necessary to use an old seal in an emergency, never mix old and new seal parts; seal performance will be severely af- Most cleaning solvents are toxic and fected.
  • Page 34 OM -- 03774 JS8D -- E60 8. Heat the lower bearing housing (213) to approximately 120_F (49_C) and slide it over the lower bearing (207). Secure the housing and the bearing cover (206) with the screws Use tongs, insulated gloves, or other (216).
  • Page 35 JS8D -- E60 OM -- 03774 tion so that the individual leads are long enough to make motor connections; the TO TEST DEVICE ground leads must be longer than the others. EXPANDER 5. Remove the identification sleeves from the cut power leads, and install on the new wire ends.
  • Page 36 OM -- 03774 JS8D -- E60 with the screws (250). Secure the lifting handle wrap them until ready to install; seal com- (231) to the motor housing with the screws ponents must be kept clean. Handle seal (233). parts with extreme caution to prevent dam- age.
  • Page 37 JS8D -- E60 OM -- 03774 5. Install the rotating element and O-ring on the 10. Install the spring retaining ring (265). Com- shaft flush against the stationary seat. press the spring until the retaining ring is even with the chamfer on the shaft, and secure it 6.
  • Page 38 OM -- 03774 JS8D -- E60 TEST 2: Installing Impeller 1. Install air hoses as in Test 1. References are to Figure E---1. 1. Check the impeller (5) for broken vanes, cracks, or excessive wear. Replace as neces- sary. This test is conducted with the pump un- 2.
  • Page 39 JS8D -- E60 OM -- 03774 2. Use a feeler gauge to measure the clearance low some room for expansion of grease when between the bottom of the impeller (5) and the the bearings are in operation. suction cover. Tighten the adjusting screws 2.
  • Page 40 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...

This manual is also suitable for:

Js8e60-e42 230/3Js8e60-e42 460/3

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