Gorman-rupp-pumps 83A2-GX270 1423221 and up Manuel d'utilisateur

OM−06218−01February 27, 2009ACEGUTHE GORMAN-RUPP COMPANY D MANSFIELD, OHIOwww.grpumps.comGORMAN-RUPP OF CANADA LIMITED D ST. THOMAS, ONTARIO, CANADA

80 SERIES OM−06218PAGE B − 3INSTALLATIONLine ConfigurationKeep suction and discharge lines as straight aspossible to minimize friction losses. Make mi

80 SERIESOM−06218PAGE B − 4 INSTALLATIONof the suction pipe. The baffle will allow entrainedair to escape from the liquid before it is drawn intothe s

80 SERIES OM−06218PAGE B − 5INSTALLATIONstalled in the discharge line to protect the pumpfrom excessive shock pressure and reverse rota-tion when it i

OM−0621880 SERIESOPERATION PAGE C − 1OPERATION − SECTION CReview all Safety information in Section A.Follow the instructions on all tags, labels andde

OM−0621880 SERIESOPERATIONPAGE C − 2line. Air from the suction line will be dischargedthrough the bypass line back to the wet well duringthe priming c

OM−0621880 SERIESOPERATION PAGE C − 3STOPPINGNever halt the flow of liquid suddenly. If the liquidbeing pumped is stopped abruptly, damagingshock wave

TROUBLE POSSIBLE CAUSE PROBABLE REMEDYPUMP FAILS TOPRIMEStrainer clogged. Check strainer and clean if neces-sary.Suction lift or discharge head too hi

TROUBLE POSSIBLE CAUSE PROBABLE REMEDYPUMP REQUIRESTOO MUCHPOWERPUMP CLOGSFREQUENTLYFree impeller of debris.Impeller clogged.Discharge head too low.Di

OM−0621880 SERIESTROUBLESHOOTING PAGE D − 3PREVENTIVE MAINTENANCESince pump applications are seldom identical, andpump wear is directly affected by su

80 SERIES OM−06218MAINTENANCE & REPAIR PAGE E − 1PUMP MAINTENANCE AND REPAIR - SECTION EMAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WI

Register your newGorman-Rupp pump online atwww.grpumps.comValid serial number and e-mail address required.RECORD YOUR PUMP MODEL AND SERIAL NUMBERPlea

80 SERIESOM−06218MAINTENANCE & REPAIRPAGE E − 2SECTION DRAWINGPARTS PAGEFigure 1. Pump Model 83A2−GX270

80 SERIES OM−06218MAINTENANCE & REPAIR PAGE E − 3PARTS LISTPump Model 83A2−GX270(From S/N 1423221 Up)If your pump serial number is followed by an

80 SERIESOM−06218MAINTENANCE & REPAIRPAGE E − 4SECTION DRAWINGFigure 2. Pump End 83A2−(GX270) PPO

ITEM NO.PART NAME PART NUMBERMAT’LCODEQTY ITEM NO.PART NAME PART NUMBERMAT’LCODEQTY80 SERIES OM−06218MAINTENANCE & REPAIR PAGE E − 5PARTS LISTPump

OM−0621880 SERIESMAINTENANCE & REPAIRPAGE E − 6PUMP AND SEAL DISASSEMBLYAND REASSEMBLYReview all Safety information in Section A.Follow the instru

OM−0621880 SERIESMAINTENANCE & REPAIR PAGE E − 7pump casing.Tie and tag the gaskets, or measureand record their thickness for ease of reassembly.T

OM−0621880 SERIESMAINTENANCE & REPAIRPAGE E − 8Most cleaning solvents are toxic andflammable. Use them only in a well−ventilated area free from ex

OM−0621880 SERIESMAINTENANCE & REPAIR PAGE E − 9This seal is not designed for operation attemperatures above 110_F (43_C). Do notuse at higher ope

OM−0621880 SERIESMAINTENANCE & REPAIRPAGE E − 10Install the suction and discharge lines and open allvalves. Make certain that all piping connectio

For U.S. and International Warranty Information,Please Visit www.grpumps.com/warrantyor call:U.S.: 419−755−1280International: +1−419−755−1352For Canad

TABLE OF CONTENTSiINTRODUCTION PAGE I − 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . WARNINGS -

TABLE OF CONTENTS(continued)iiPUMP MAINTENANCE AND REPAIR - SECTION E PAGE E − 1. . . . . . . . . . . . . . . . . STANDARD PERFORMANCE CURVE PAGE E −

80 SERIESOM−06218PAGE I − 1INTRODUCTIONINTRODUCTIONThank You for purchasing a Gorman-Rupp pump.Read this manual carefully to learn how to safelyinstal

80 SERIESOM−06218PAGE A − 1WARNINGSSAFETY - SECTION AThis information applies to 80 Series en-gine driven pumps. Refer to the manualaccompanying the e

80 SERIESOM−06218PAGE A − 2 WARNINGSOverheated pumps can cause severeburns and injuries. If overheating of thepump occurs:1. Stop the pump immediately

80 SERIES OM−06218PAGE B − 1INSTALLATIONINSTALLATION − SECTION BReview all Safety information in Section A.Since pump installations are seldom identic

80 SERIESOM−06218PAGE B − 2 INSTALLATIONPREINSTALLATION INSPECTIONThe pump assembly was inspected and tested be-fore shipment from the factory. Befor