Gorman-rupp-pumps 11 1/2A3-KW1.5 3P 1214536 and up Bedienungsanleitung

DOM−05203−OM01April 15, 1998Rev. B 02-17-10THE GORMAN-RUPP COMPANY D MANSFIELD, OHIOwww.grpumps.comGORMAN-RUPP OF CANADA LIMITED D ST. THOMAS, ONTARI

10 SERIES OM−05203PAGE B − 3INSTALLATIONforced type to prevent collapse under suction. Us-ing piping couplings in suction lines is not recom-mended.Li

OM−05203 10 SERIESPAGE B − 4 INSTALLATIONIf it is necessary to position inflow close to the suc-tion inlet, install a baffle between the inflow and th

10 SERIES OM−05203PAGE B − 5INSTALLATIONWith high discharge heads, it is recommended thata throttling valve and a system check valve be in-stalled in

OM−0520310 SERIESOPERATION PAGE C − 1OPERATION − SECTION CReview all SAFETY information in Section A.Follow the instructions on all tags, labels andde

OM−05203 10 SERIESOPERATIONPAGE C − 2Consult the operating manual furnished with thepump motor before attempting to start the motor.If rotation is inc

OM−0520310 SERIESOPERATION PAGE C − 3Open the suction line, and read the vacuum gaugewith the pump primed and at operation speed.Shut off the pump. Th

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 STOPS ORFAILS TO DELIVERRATED FLOW ORPRESSURE (cont.)PUMP REQUIRESTOO MUCHPOWERPUMP CLOGSFREQUENTLYFree imp

OM−0520310 SERIESTROUBLESHOOTING PAGE D − 3PREVENTIVE MAINTENANCESince pump applications are seldom identical, andpump wear is directly affected by su

10 SERIES OM−05203MAINTENANCE & 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

10 SERIESOM−05203MAINTENANCE & REPAIRPAGE E − 2SECTION DRAWINGPARTS PAGEFigure 1. Pump Models 11 1/2A3−KW1.5 3P

ITEM NO.PART NAME PART NUMBERMAT’LCODEQTY ITEM NO.PART NAME PART NUMBERMAT’LCODEQTY10 SERIES OM−05203MAINTENANCE & REPAIR PAGE E − 3PARTS LISTPump

10 SERIESOM−05203MAINTENANCE & REPAIRPAGE E − 4PUMP AND SEAL DISASSEMBLYAND REASSEMBLYReview all SAFETY information in Section A.Follow the instru

OM−0520310 SERIESMAINTENANCE & REPAIR PAGE E − 5Pump Casing RemovalTo service the impeller or seal assembly, discon-nect the discharge piping. Rem

10 SERIESOM−05203MAINTENANCE & REPAIRPAGE E − 6INTERMEDIATEIMPELLERSHAFTSTATIONARYELEMENTROTATINGELEMENTBELLOWSIMPELLERSHIMSIMPELLERSPRINGRETAINER

OM−0520310 SERIESMAINTENANCE & REPAIR PAGE E − 7NOTEThe back cover assembly must be in place to adjustthe impeller face clearance.A clearance of .

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SAFETY - SE

TABLE OF CONTENTS(continued)iiPARTS LISTS:Pump Model PAGE E − 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10 SERIESOM−05203PAGE I − 1INTRODUCTIONINTRODUCTIONThank You for purchasing a Gorman-Rupp pump.Read this manual carefully to learn how to safelyinstal

10 SERIESOM−05203PAGE A − 1SAFETYSAFETY - SECTION AThis information applies to 10 Seriesmotor driven pumps. Refer to themanual accompanying the motor

10 SERIESOM−05203PAGE A − 2 SAFETYthe applicable local code, the Nationalor local code shall take precedence.The electrical power used to operatethis

10 SERIES OM−05203PAGE B − 1INSTALLATIONINSTALLATION − SECTION BReview all SAFETY information in Section A.Since pump installations are seldom identic

OM−05203 10 SERIESPAGE B − 2 INSTALLATIONing, check for loose hardware at mating sur-faces.c. Carefully read all tags, decals, and markingson the pump