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ABCE
OM-00967-03
March 4, 1985
Rev. D 05-12-08
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
80 SERIES PUMP
MODEL
86B3-B
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
1985 The Gorman-Rupp Company
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Related Manuals for GORMAN-RUPP 86B3-B
Summary of Contents for GORMAN-RUPP 86B3-B
- Page 1 March 4, 1985 Rev. D 05-12-08 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST 80 SERIES PUMP MODEL 86B3-B THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO www.grpumps.com GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. 1985 The Gorman-Rupp Company...
- Page 2 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:...
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Page 3: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ..........PAGE I −... - Page 4 TABLE OF CONTENTS (continued) PUMP MAINTENANCE AND REPAIR - SECTION E ....PAGE E − 1 STANDARD PERFORMANCE CURVE ........PAGE E −...
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Page 5: Introduction
80 SERIES OM−00967 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... -
Page 6: Safety - Section A
OM−00967 SAFETY - SECTION A This information applies to 80 Series ba- 6. Vent the pump slowly and cau- sic pumps. Gorman-Rupp has no con- tiously. trol over or particular knowledge of the 7. Drain the pump. power source which will be used. Refer... - Page 7 OM−00967 80 SERIES unit and the National Electric Code or closed discharge valve for long periods the applicable local code, the National of time. If operated against a closed dis- or local code shall take precedence. charge valve, pump components will deteriorate, and the liquid could come to a boil, build pressure, and cause the pump casing to rupture or explode.
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Page 8: Installation − Section Bpage B
E, Page 1). Most of the information pertains to a standard For further assistance, contact your Gorman-Rupp static lift application where the pump is positioned distributor or the Gorman-Rupp Company. above the free level of liquid to be pumped. -
Page 9: Positioning Pump
E−1 to be sure your overall application allows Gorman-Rupp distributor or the factory to deter- pump to operate within the safe operation range. mine the repair or updating policy. Do not put the... -
Page 10: Gauges
80 SERIES OM−00967 cause excessive vibration, decreased bearing life, This pump is designed to handle up to 1−3/4 inch and increased shaft and seal wear. If hose-type (44,5 mm) diameter spherical solids. lines are used, they should have adequate support to secure them when filled with liquid and under Sealing pressure. -
Page 11: Discharge Lines
OM−00967 80 SERIES reduce the inlet velocity. Calculate the required on the increased opening size (area or diameter). submergence using the following formula based Figure 2. Recommended Minimum Suction Line Submergence vs. Velocity DISCHARGE LINES Siphoning If the application involves a high discharge head, gradually close the discharge Do not terminate the discharge line at a level lower throttling valve before stopping the pump. -
Page 12: Alignment
Check Rotation, Section C, before final alignment Figure 3A. Aligning Spider Type Couplings of the pump. When mounted at the Gorman-Rupp factory, driver and pump are aligned before shipment. Misalign- ment will occur in transit and handling. Pumps must be checked and realigned before operation. -
Page 13: V-Belt Drives
OM−00967 80 SERIES side. When the straightedge rests evenly on both V-BELT TENSIONING halves of the coupling, the coupling is in horizontal General Rules of Tensioning parallel alignment. If the coupling is misaligned, use a feeler gauge between the coupling and the For new v-belts, check the tension after 5, 20 and straightedge to measure the amount of misalign- 50 hours of operation and re-tension as required... - Page 14 Table 1 or 2 and ad- To use the Gorman-Rupp tensioner, measure the just the tension accordingly. Note that the tension belt span as shown in Figure 4. Position the bottom...
- Page 15 OM−00967 80 SERIES Table 1. Sheave Diameter (Inches) Table 2. Sheave Diameter (Millimeters) Deflection Force (Lbs.) Deflection Force (KG.) Belt Deflection Force Belt Deflection Force Uncogged Cogged Uncogged Cogged Hy-T Belts & Torque-Flex Hy-T Belts & Torque-Flex Uncogged & Machined Uncogged &...
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Page 16: Operation − Section C
Only the Gorman-Rupp Company or an authorized Gorman-Rupp distributor may modify a pump or approve its use for handling volatile, flammable liquids. If the pump is used for handling volatile,... -
Page 17: Starting
OM−00967 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 18: Strainer Check
OM−00967 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 completely cool before servic- Before checking for the source of the leak, check the point of installation of the vacuum gauge. - Page 19 OM−00967 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 20: Troubleshooting − Section D
80 SERIES OM−00967 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 21 OM−00967 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 22: Preventive Maintenance
Gorman-Rupp pump. For specific questions con- For new applications, a first inspection of wearing cerning your application, contact your Gorman- parts at 250 hours will give insight into the wear rate Rupp distributor or the Gorman-Rupp Company. - Page 23 OPERATING PERFORMANCE. STANDARD PERFORMANCE FOR PUMP MODEL 86B3−B Based on 70_ F (21_ C) clear water at sea level Contact the Gorman-Rupp Company to verify per- formance or part numbers. with minimum suction lift. Since pump installations are seldom identical, your performance may be dif- ference due to such factors as viscosity, specific gravity, elevation, temperature, and impeller trim.
- Page 24 OM−00967 80 SERIES SECTION DRAWING PARTS PAGE Figure 1. Pump Model 86B3−B PAGE E − 2 MAINTENANCE & REPAIR...
- Page 25 PARTS LIST Pump Model 86B3-B (From S/N 819132 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 26 80 SERIES OM−00967 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 27 OM−00967 80 SERIES Pump Casing and Wear Plate Removal Unscrew the impeller from the shaft. Use caution when removing the impeller; tension on the seal spring will be released as the impeller is un- To service the wear plate (44), remove the nuts (40) screwed.
- Page 28 80 SERIES OM−00967 bearing shim set (31); 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 29 OM−00967 80 SERIES NOTE If a hot oil bath is used to heat the bearings, both the oil and the container must be absolutely clean. If the oil has been previously used, it must be thor- When installing the shaft and bearings into oughly filtered.
- Page 30 80 SERIES OM−00967 flammable. Use them only in a well-ven- Inspect the seal components for wear, scoring, grooves, and other damage that might cause leak- tilated area free from excessive heat, age. Clean and polish the shaft sleeve, or replace it sparks, and flame.
- Page 31 OM−00967 80 SERIES the stationary seat O-ring with light oil and press Pump Casing and Wear Plate Installation the stationary seat into the seal plate bore until fully seated. If the wear plate (44) was removed, install the new wear plate in the pump casing and secure it with Slide the assembled seal plate and stationary por- the hardware (46 and 47).
- Page 32 80 SERIES OM−00967 LUBRICATION Under normal conditions, change the oil each 5000 hours or once each year, more frequently if the pump is operated continuously or installed in an environment with rapid temperature change. Seal Assembly The seal assembly is lubricated by the medium be- ing pumped.
- Page 33 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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