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OM-00823-03
ABCDE
April 2, 1980
Rev. D 03-14-05
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
80 SERIES PUMP
MODEL
82E3−B
THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO
www.gormanrupp.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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Related Manuals for GORMAN-RUPP PUMPS 82E3-B
Summary of Contents for GORMAN-RUPP PUMPS 82E3-B
- Page 1 OM-00823-03 ABCDE April 2, 1980 Rev. D 03-14-05 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST 80 SERIES PUMP MODEL 82E3−B THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO www.gormanrupp.com GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. Copyright by the Gorman-Rupp Company...
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Page 2: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ..........PAGE I −... - Page 3 TABLE OF CONTENTS (continued) PUMP MAINTENANCE AND REPAIR - SECTION E ....PAGE E − 1 STANDARD PERFORMANCE CURVE ........PAGE E −...
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Page 4: Introduction
80 SERIES OM−00823 INTRODUCTION Thank You for purchasing a Gorman-Rupp pump. The following are used to alert maintenance per- Read this manual carefully to learn how to safely sonnel to procedures which require special atten- install and operate your pump. Failure to do so tion, to those which could damage equipment, and could result in personal injury or damage to the to those which could be dangerous to personnel:... -
Page 5: Safety - Section A
80 SERIES OM−00823 SAFETY - SECTION A This information applies to 80 Series ba- containing specified entrained solids. sic pumps. Gorman-Rupp has no con- Only the Gorman-Rupp Company or an trol over or particular knowledge of the authorized Gorman-Rupp distributor power source which will be used. - Page 6 OM−00823 80 SERIES of time. If operated against a closed dis- charge valve, pump components will deteriorate, and the liquid could come to a boil, build pressure, and cause the If this pump is used with volatile and/or pump casing to rupture or explode. flammable liquids, overheating may produce dangerous fumes.
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Page 7: Installation − Section Bpage B
80 SERIES OM−00823 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 section offers only general recommendations and maximum permissible operating pressure as practices required to inspect, position, and ar-... -
Page 8: Preinstallation Inspection
OM−00823 80 SERIES PREINSTALLATION INSPECTION POSITIONING PUMP The pump assembly was inspected and tested be- fore shipment from the factory. Before installation, inspect the pump for damage which may have oc- Use lifting and moving equipment in curred during shipment. Check as follows: good repair and with adequate capacity to prevent injuries to personnel or dam- a. -
Page 9: Materials
80 SERIES OM−00823 Materials line must always slope upward to the pump from the source of the liquid being pumped; if the line Either pipe or hose maybe used for suction and slopes down to the pump at any point along the discharge lines;... -
Page 10: Suction Line Positioning
OM−00823 80 SERIES If there is a liquid flow from an open pipe into the tance equal to at least 3 times the diameter of the sump, the flow should be kept away from the suc- suction pipe. tion inlet because the inflow will carry air down into Suction Line Positioning the sump, and air entering the suction line will re- The depth of submergence of the suction line is... -
Page 11: Bypass Lines
80 SERIES OM−00823 from excessive shock pressure and reverse rota- tion when it is stopped. When checking alignment, disconnect the power source to ensure that the pump will remain inoperative. If the application involves a high discharge head, gradually close the discharge throttling valve before stopping the pump. -
Page 12: V-Belt Drives
OM−00823 80 SERIES Tighten the belts in accordance with the belt manu- facturer’s instructions. If the belts are too loose, they will slip; if the belts are too tight, there will be excessive power loss and possible bearing failure. Select pulleys that will match the proper speed ra- tio;... -
Page 13: Operation − Section C
OM−00823 80 SERIES OPERATION − SECTION C Review all SAFETY information in Section A. PRIMING Follow the instructions on all tags, labels and Install the pump and piping as described in IN- decals attached to the pump. STALLATION. Make sure that the piping connec- tions are tight, and that the pump is securely mounted. -
Page 14: Starting
OM−00823 80 SERIES STARTING OPERATION Lines With a Bypass Consult the operations manual furnished with the power source. Close the discharge throttling valve (if so equipped) so that the pump will not have to prime If the pump has been approved for use with petro- against the weight of the liquid in the discharge line. -
Page 15: Strainer Check
OM−00823 80 SERIES boil, build pressure, and cause the pump to rup- lift, and should then stabilize. If the vacuum reading ture or explode. If overheating occurs, stop the falls off rapidly after stabilization, an air leak exists. pump and allow it to cool before servicing it. Refill Before checking for the source of the leak, check the point of installation of the vacuum gauge. - Page 16 OM−00823 80 SERIES curately by placing a contact-type thermometer rect level (see LUBRICATION in Section E). Bear- against the housing. Record this temperature for ing overheating can also be caused by shaft future reference. misalignment and/or excessive vibration. A sudden increase in bearing temperatures is a When pumps are first started, the bearings may warning that the bearings are at the point of failing seem to run at temperatures above normal.
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Page 17: Troubleshooting − Section D
80 SERIES OM−00823 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 or disconnect the power source to ensure that the pump will remain inoperative. - Page 18 OM−00823 80 SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY Impeller or other wearing parts worn Replace worn or damaged parts. PUMP STOPS OR FAILS TO DELIVER or damaged. Check that impeller is properly RATED FLOW OR centered and rotates freely. PRESSURE (cont.) Impeller clogged.
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Page 19: Preventive Maintenance
80 SERIES OM−00823 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 20 OM−00823 80 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 82E3−B Based on 70_ F (21_ C) clear water at sea level Contact the Gorman-Rupp Company to verify per- formance or part numbers.
- Page 21 OM−00823 80 SERIES SECTION DRAWING PARTS PAGE Figure 1. Pump Model 82E3−B PAGE E − 2 MAINTENANCE & REPAIR...
- Page 22 OM−00823 80 SERIES PARTS LIST Pump Model 82E3−B (From S/N 717465 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 ITEM...
- Page 23 OM−00823 80 SERIES PUMP AND SEAL DISASSEMBLY 4. Check the temperature before opening any covers, plates, or AND REASSEMBLY plugs. 5. Close the suction and discharge Review all SAFETY information in Section A. valves. 6. Vent the pump slowly and cau- Follow the instructions on all tags, label and de- tiously.
- Page 24 80 SERIES OM−00823 Pump Casing and Wear Plate Removal Unscrew the impeller from the shaft. Use caution when removing the impeller; tension on the seal To service the wear plate (21), remove the nuts (40) spring will be released as the impeller is un- securing the pump casing to the seal plate (18) and screwed.
- Page 25 OM−00823 80 SERIES bearing shim set (11); tie and tag the shims, or nicks and burrs with a fine file or emery cloth. Re- measure and record their thickness for ease of place the shaft if defective. reassembly. Clean the bearings thoroughly in fresh cleaning solvent.
- Page 26 80 SERIES OM−00823 Position the oil seal (10) in the bearing retainer (12) NOTE with the lip positioned as shown in Figure 1. Press If a hot oil bath is used to heat the bearings, both the oil and the container must be absolutely clean. If the oil seal into the retainer until fully seated.
- Page 27 OM−00823 80 SERIES finished faces; even fingerprints on the faces can If a replacement seal is being used, remove it from shorten seal life. If necessary, clean the faces with a the container and inspect the precision finished non-oil based solvent and a clean, lint-free tissue. faces to ensure that they are free of any foreign Wipe lightly in a concentric pattern to avoid matter.
- Page 28 80 SERIES OM−00823 the sleeve through the seal until the chamfered end leveling shims used under the mounting feet of the seats firmly against the shaft shoulder. pump casing. If a lifting eye was used to move the pump casing, Install the seal spring and spring seat (47).
- Page 29 OM−00823 80 SERIES Under normal conditions, change the oil each LUBRICATION 5000 hours or once each year, more frequently if the pump is operated continuously or installed in Seal Assembly an environment with rapid temperature change. The seal assembly is lubricated by the medium be- ing pumped, and no additional lubrication is re- quired.
- Page 30 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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