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GORMAN-RUPP PUMPS 10 Series Installation, Operation And Maintenance Manual

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ACDEU
OM−04734−02
November 18, 2005
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
10 SERIES PUMP
MODEL
13E52−GX390
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
Copyright by the Gorman-Rupp Company

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  • Page 1 ACDEU OM−04734−02 November 18, 2005 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST 10 SERIES PUMP MODEL 13E52−GX390 THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO www.grpumps.com GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. Copyright by 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. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. RECORD YOUR PUMP MODEL AND SERIAL NUMBER Please record your pump model and serial number in the spaces provided below.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ..........PAGE I −...
  • Page 4 TABLE OF CONTENTS (continued) PARTS LISTS: Pump Model ............PAGE E −...

  • Page 5: Introduction

    Gorman- Rupp pump. This pump is a 10 Series, semi-open impeller, self- priming centrifugal model with a suction check valve. It is close-coupled to a single-cylinder air- cooled Honda GX390 gasoline engine.
  • Page 6 10 SERIES OM−04734 SAFETY − SECTION A This information applies to 10 Series en- 6. Vent the pump slowly and cau- gine driven pumps. Refer to the manual tiously. accompanying the engine before at- 7. Drain the pump. tempting to begin operation.
  • Page 7 OM−04734 10 SERIES Overheated pumps can cause severe Do not operate an internal combustion burns and injuries. If overheating of the engine in an explosive atmosphere. pump occurs: When operating internal combustion engines in an enclosed area, make cer- 1. Stop the pump immediately.

  • Page 8: Installation − Section B

    10 SERIES OM−04734 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 the...

  • Page 9: Positioning Pump

    OM−04734 10 SERIES ing, check for loose hardware at mating sur- faces. c. Carefully read all tags, decals, and markings The pump assembly can be seriously on the pump assembly, and perform all duties damaged if the cables or chains used to lift indicated.

  • Page 10: Line Configuration

    10 SERIES OM−04734 compatible with the liquid being pumped. If hose is Fittings used in suction lines, it must be the rigid-wall, rein- Suction lines should be the same size as the pump forced type to prevent collapse under suction. Us- inlet.

  • Page 11: Suction Line Positioning

    OM−04734 10 SERIES If it is necessary to position inflow close to the suc- Suction Line Positioning tion inlet, install a baffle between the inflow and the The depth of submergence of the suction line is suction inlet at a distance 1-1/2 times the diameter critical to efficient pump operation.

  • Page 12: Bypass Lines

    10 SERIES OM−04734 With high discharge heads, it is recommended that charge head, it may be necessary to vent trapped a throttling valve and a system check valve be in- air from the top of the pump during the priming stalled in the discharge line to protect the pump process.

  • Page 13: Operation − Section C

    OM−04734 10 SERIES OPERATION − SECTION C Review all SAFETY information in Section A. not prime when dry. Extended operation of a dry pump will destroy the seal assembly. Follow the instructions on all tags, labels and Add liquid to the pump casing when: decals attached to the pump.

  • Page 14: Lines With A Bypass

    OM−04734 10 SERIES Lines With a Bypass pump and allow it to cool before servicing it. Refill the pump casing with cool liquid. Close the discharge throttling valve (if so equipped) so that the pump will not have to prime against the weight of the liquid in the discharge line.

  • Page 15: Pump Vacuum Check

    OM−04734 10 SERIES Pump Vacuum Check With the pump inoperative, install a vacuum gauge in the system, using pipe dope on the threads. If the application involves a high discharge Block the suction line and start the pump. At oper-...

  • Page 16: Troubleshooting − Section D

    10 SERIES OM−04734 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. Shut down the engine and discon- nect the spark plug wire to ensure that the pump will remain inopera- tive.
  • Page 17 OM−04734 10 SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR Leaking or worn seal or pump gasket. Check pump vacuum. Replace FAILS TO DELIVER leaking or worn seal or gasket. RATED FLOW OR PRESSURE (cont.) Impeller or other wearing parts worn Replace worn or damaged parts.

  • Page 18: Preventive Maintenance

    10 SERIES OM−04734 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 19: Pump Maintenance And Repair - Section E

    10 SERIES OM−04734 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 MODELS 13E52−GX390 Based on 70_ F (21_ C) clear water at sea level Contact the Gorman-Rupp Company to verify per- with minimum suction lift.
  • Page 20 OM−04734 10 SERIES SECTION DRAWING PARTS PAGE Figure 1. Pump Model 13E52−GX390 PAGE E − 2 MAINTENANCE & REPAIR...
  • Page 21 10 SERIES OM−04734 PARTS LIST Pump Model 13E52−GX390 (From S/N 1368838 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 MAT’L...
  • Page 22 OM−04734 10 SERIES SECTION DRAWING Figure 2. Pump End Assembly 13E52−(GX390) PAGE E − 4 MAINTENANCE & REPAIR...
  • Page 23 10 SERIES OM−04734 PARTS LIST Pump End Assembly 13E52−(GX390) ITEM PART MAT’L PART NAME NUMBER CODE PUMP CASING 38224−505 10010 IMPELLER 38615−011 10010 SEAL ASSY 25285−855 −−− FILL PLUG ASSY 48271−065 −−− DISCHARGE FLANGE GASKET 38687−009 20000 HEX HD CAPSCREW...
  • Page 24 OM−04734 10 SERIES PUMP AND SEAL DISASSEMBLY that the pump will remain inopera- tive. AND REASSEMBLY 3. Allow the pump to completely cool if overheated. Review all SAFETY information in Section A. 4. Check the temperature before opening any covers, plates, or Follow the instructions on all tags, label and de- plugs.
  • Page 25 OM−04734 10 SERIES pump casing. Inspect the wear plate and, if re- under the rubber bellows. Slide the rotating portion placement is required, remove the hardware (16 of the seal off the shaft sleeve. and 17) securing it to the back cover.
  • Page 26 OM−04734 10 SERIES age. Clean and polish the shaft sleeve, or replace it faces to ensure that they are free of any foreign if there are nicks or cuts on either end. If any com- matter. ponents are worn, replace the complete seal;...
  • Page 27 OM−04734 10 SERIES Continue to push the sleeve through the seal until it Back Cover Installation seats squarely against the shaft shoulder. (Figure 2) Install the seal spring and spring centering washer. Inspect the wear plate (15) and replace it if badly worn or grooved.
  • Page 28 OM−04734 10 SERIES Be sure the pump and engine have been properly LUBRICATION lubricated, see LUBRICATION. Seal Assembly (Figure 2) Remove the fill plug assembly (4, Figure 2) and fill The seal assembly is lubricated by the medium be- the pump casing with clean liquid. Reinstall the fill ing pumped and no additional lubrication is re- plug and tighten it.
  • Page 29 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:

13e52-gx390

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