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GORMAN-RUPP PUMPS JTV3A60-E2.7 200/3 Installation, Operation, And Maintenance Manual With Parts List

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ACDE
OM-03625-OM07
December 29, 2009
Rev. A 07/25/17
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
SUBMERSIBLE PUMPS
MODELS
JTV3A60-E2.7 200/3 JTV3A60-E2.7 230/3 JTV3A60-E2.7 460/3
JTV3B60-E2.7 200/3 JTV3B60-E2.7 230/3 JTV3B60-E2.7 460/3
JTV3C60-E2.7 200/3 JTV3C60-E2.7 230/3 JTV3C60-E2.7 460/3
JTV3D60-E4 200/3
JTV3D60-E4 230/3
JTV3D60-E4 460/3
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
2009 The Gorman‐Rupp Company

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  • Page 1 Rev. A 07/25/17 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUBMERSIBLE PUMPS MODELS JTV3A60-E2.7 200/3 JTV3A60-E2.7 230/3 JTV3A60-E2.7 460/3 JTV3B60-E2.7 200/3 JTV3B60-E2.7 230/3 JTV3B60-E2.7 460/3 JTV3C60-E2.7 200/3 JTV3C60-E2.7 230/3 JTV3C60-E2.7 460/3 JTV3D60-E4 200/3 JTV3D60-E4 230/3 JTV3D60-E4 460/3 THE GORMAN‐RUPP COMPANY D MANSFIELD, OHIO www.grpumps.com...
  • 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

    JTV SERIES OM-03625 TABLE OF CONTENTS INTRODUCTION ......PAGE I-1 SAFETY - SECTION A .

  • Page 4: Maintenance & Repair - Section E

    OM-03625 JTV SERIES MAINTENANCE & REPAIR - SECTION E ..PAGE E-1 PARTS LISTS: Pump Models ........PAGE E-3 Motor Assemblies .

  • Page 5: Introduction

    JTV SERIES OM-03625 INTRODUCTION Thank You for purchasing a Gorman‐Rupp pump. The following are used to alert personnel to proce­ Read this manual carefully to learn how to safely dures which require special attention, to those install and operate your pump. Failure to do so which could damage equipment, and to those could result in personal injury or damage to the which could be dangerous to personnel:...

  • Page 6: Safety - Section A

    JTV SERIES OM-03625 SAFETY - SECTION A This information is 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 230V and 460V versions of this pump are structions contained in the pages which follow.
  • Page 7 OM-03625 JTV SERIES chains or cables are wrapped around the pump to lift it, make certain that they are positioned so as not to damage the pump, and so that the load will be bal­ The following precautions should be anced.

  • Page 8: Installation - Section B

    OM-03625 JTV SERIES INSTALLATION - SECTION B Review all SAFETY information in Section A. ing, check for loose hardware at mating sur­ faces. This section is intended only to summarize recom­ c. The standard pump is provided with 26 ft. (8 mended installation practices for this pump.
  • Page 9 JTV SERIES OM-03625 FIGURE B-1. PUMP DIMENSIONS PAGE B - 2 INSTALLATION...

  • Page 10: Pump Motor Specifications

    OM-03625 JTV SERIES 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. 1; Class F Insulation Rated 155_C (311_F), 40_C See Table B-1 for motor specifications. TABLE B‐1.

  • Page 11: Piping

    JTV SERIES OM-03625 Secure a discharge hose to the pump discharge splice. The power cable and pump mo­ connection, and use a suitable lifting device at­ tor must be kept completely waterproof. tached to the lifting handle to lower the pump into Serious damage to the pump and injury the wet well.

  • Page 12: Motor Cable Grounding Test

    OM-03625 JTV SERIES Motor Cable Grounding Test Control Box Connections The pump warranty is void if the motor is Do not connect the pump control cable not operated through a control box ap­ to the control box or incoming voltage proved by Gorman‐Rupp.

  • Page 13: Liquid Level Devices

    JTV SERIES OM-03625 the established safe operating tempera­ liquid level. These control boxes may be con­ nected to the following sensing devices which per­ ture. Whenever automatic restarting is not form either filling or dewatering functions (see FIG­ desirable, connect only to controls which URE B-4).
  • Page 14 OM-03625 JTV SERIES PUMP PUMP CONTROL BOX CONTROL BOX TO LEVEL CONTROL CIRCUIT TO LEVEL CONTROL CIRCUIT IN MAIN CONTROL BOX IN MAIN CONTROL BOX LIQUID LEVEL LIQUID LEVEL RANGE RANGE DEWATERING DEWATERING ON (FILLING) ON (FILLING) BULB (FLOAT TYPE) DIAPHRAGM TYPE FIGURE B-4.
  • Page 15 JTV SERIES OM-03625 FIGURE B-6. INTERNAL MOTOR WIRING PAGE B - 8 INSTALLATION...

  • Page 16: Operation - Section C

    JTV SERIES OM-03625 OPERATION - SECTION C PERFORMANCE CURVES NOTE 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-03625 JTV SERIES PERFORMANCE CURVE - JTV3B60-E2.7 PAGE C - 2 OPERATION...
  • Page 18 JTV SERIES OM-03625 PERFORMANCE CURVE - JTV3C60-E2.7 OPERATION PAGE C - 3...
  • Page 19 OM-03625 JTV SERIES PERFORMANCE CURVE - JTV3D60-E4 PAGE C - 4 OPERATION...

  • Page 20: Controls

    JTV SERIES OM-03625 Review all SAFETY information in Section A. The submersible motor is cooled by the liquid be­ ing pumped. To minimize the chance of over‐heat­ Follow the instructions on all tags, labels and ing, it is recommended that at least one‐third of the decals attached to the pump.

  • Page 21: Starting, Stopping, And Operational Checks

    OM-03625 JTV SERIES counterclockwise direction; this will indicate that After stopping the pump, be sure to perform all re­ impeller rotation is correct. quired maintenance and preservation procedures. If the pump twists in a clockwise direction, impeller Operational Checks rotation is incorrect. Have qualified personnel inter­ To detect minor problems, check the pump for change the control box connections of any two proper operation when it is first started and at peri­...

  • Page 22: Cold Weather Preservation

    JTV SERIES OM-03625 per hour. If the motor does not cool be­ and checking that the shaft rotates freely. If the pump remains frozen allow additional thawing time tween starts it will overheat, resulting in before attempting to restart. damage to the motor windings or control box components.

  • Page 23: Troubleshooting - Section D

    JTV SERIES OM-03625 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 24: Electrical Testing

    OM-03625 JTV SERIES 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. DISCHARGE.

  • Page 25: Voltage Imbalance

    JTV SERIES OM-03625 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 26: Pump Models

    MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPERATING EFFICIENCY. PUMP MODELS THE FOLLOWING PUMP MODELS, FROM SERIAL NO. 1441952 UP , ARE COVERED IN THIS SECTION. JTV3A60-E2.7 200/3 JTV3A60-E2.7 230/3 JTV3A60-E2.7 460/3 JTV3B60-E2.7 200/3 JTV3B60-E2.7 230/3 JTV3B60-E2.7 460/3 JTV3C60-E2.7 200/3 JTV3C60-E2.7 230/3 JTV3C60-E2.7 460/3 JTV3D60-E4 200/3...

  • Page 27: Sectional Drawing

    OM-03625 JTV SERIES PARTS PAGE SECTIONAL DRAWING FIGURE E-1. PUMP MODEL ASSEMBLY PAGE E - 2 MAINTENANCE AND REPAIR...
  • Page 28 JTV SERIES OM-03625 PUMP MODEL ASSEMBLY PARTS LIST ITEM PART NAME PART NUMBER SUBMERSIBLE SUBASSEMBLY SEE FIGURE 2 INSTALLATION KIT 26827-908 STAND 26827-301 HOSE CONNECTOR 26827-303 M16 X 40 X 2 CAPSCREW 22645-585 NOT SHOWN: ROTATION DECAL 38815-023 CAUTION DECAL 38816-182 WARNING DECAL 38816-228...
  • Page 29 OM-03625 JTV SERIES SECTIONAL DRAWING FIGURE E-2. SUBMERSIBLE SUBASSEMBLY PAGE E - 4 MAINTENANCE AND REPAIR...
  • Page 30 JTV SERIES OM-03625 SUBMERSIBLE SUBASSEMBLY PARTS LIST ITEM PART NAME PART NUMBER MOTOR ASSEMBLY (200V) 26825-161 MOTOR ASSEMBLY (230V) 26825-130 MOTOR ASSEMBLY (460V) 26825-129 : IMPELLER (JTV3A) 38629-503 10000 : IMPELLER (JTV3B) 38629-502 10000 : IMPELLER (JTV3C) 38629-501 10000 : IMPELLER (JTV3D) 26823-944 : KEY 26824-180...
  • Page 31 OM-03625 JTV SERIES SECTIONAL DRAWING FIGURE E-3. MOTOR ASSEMBLIES PAGE E - 6 MAINTENANCE AND REPAIR...

  • Page 32: Motor Assemblies

    JTV SERIES OM-03625 MOTOR ASSEMBLIES PARTS LIST ITEM PART NAME PART NUMBER : ROTOR AND SHAFT ASSY 26825-246 : UPPER BALL BEARING 26823-725 RETAINING RING 26824-230 : LOWER BALL BEARING 26823-738 SUPPORT RING 26824-326 RETAINING RING 26824-229 LOWER BEARING HOUSING 26826-621 MOISTURE SWITCH 26823-301...

  • Page 33: Pump And Motor Disassembly And Reassembly

    OM-03625 JTV SERIES PUMP AND MOTOR DISASSEMBLY AND REASSEMBLY Review all SAFETY information in Section A. assembly, be careful not to mar the surface or tapered end of the shaft. PUMP END DISASSEMBLY References are to FIGURE E-2. Do not attempt to service the pump end and/or motor assembly unless all power NOTE to the motor has been shut off at the con­...

  • Page 34: Removing Seal Assembly

    JTV SERIES OM-03625 3. If no further disassembly is required, refer to 5. Work a pair of stiff wires with hooked ends be­ INSPECTION AND CLEANING, followed by tween the seal stationary seat and the shaft, PUMP END REASSEMBLY. and hook the back of the stationary seat. Pull the stationary seat out of the lower bearing housing (213).

  • Page 35: Removing Rotor And Shaft Assembly

    OM-03625 JTV SERIES 6. To remove the motor cable (234), cable inlet SPECTION AND CLEANING). (236), cable clamp (238) and rubber seal (235) as a unit, remove the allen screws (237), and 2. If the bearings require replacement, use a pull the assembly out of the motor cover.

  • Page 36: Bearings

    JTV SERIES OM-03625 original contours with emery cloth or a fine file. If the surface cannot be restored, replace the part. When installing the bearings on the shaft, never press or hit against the outer race, Cleaning Seal Assembly balls, or ball cage. press only on the inner race.

  • Page 37: Installing Shaft And Rotor Assembly

    OM-03625 JTV SERIES 4. Lightly lubricate a new O‐ring (252), and install moved, lubricate the motor cable (234) to ease it in the groove in the bearing housing. Slide moving the parts during installation. the bearing housing over lower bearing and 3.

  • Page 38: Pump End Reassembly

    JTV SERIES OM-03625 10 Secure the ground connector with the screw switch body; clearance should be 0.100 inch (2,5 and washers (228, 229 and 433). mm). 12. After checking, secure the moisture switch (224) with the screw (225). TO TEST DEVICE 13.

  • Page 39: Seal Testing

    OM-03625 JTV SERIES O‐RING BEARING STATIONARY SEAT HOUSING DRIVE PIN ROTATING ELEMENT SEAL CLAMP O‐RING SPRINGS STATIONARY ELEMENT SEAL O‐RING HOUSING FIGURE E-5. SEAL ASSEMBLY 1. Lubricate the motor shaft and the seal cavities 6. Lubricate the stationary seat O‐ring, and install of the bearing housing (213) and seal housing it in the groove in the bore of the seal housing (257).

  • Page 40: Installing Impeller

    JTV SERIES OM-03625 Moist air in the motor housing will cause the mois­ 2. Connect the motor cable leads to the control ture switch (224) to trip. box. Do not apply power to the motor at this time. There are two screw plugs (268) along the flange of the motor housing (302), and a third in the body of 3.

  • Page 41: Installing Volute Casing

    OM-03625 JTV SERIES Before installing or removing the screw plugs (268), always clean the area around the plugs to prevent contamination of the oil. Discard the plug O‐rings (269) if the plugs are re­ The threads of the impeller screw (10) and moved.
  • Page 42 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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