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GORMAN-RUPP PUMPS 2D-X.75 1P, Installation, Operation And Maintenance Manual

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GORMAN-RUPP PUMPS 2D-X.75 1P Installation, Operation And Maintenance Manual Download Page 20

D SERIES

OM-01478

MAINTENANCE & REPAIR

PAGE E - 4

ILLUSTRATION

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Figure 2. 46181-004 Plunger Rod Assembly

Summary of Contents for 2D-X.75 1P

Page 1: ...8 04 September 13 2010 Rev A 06 27 2019 GORMAN RUPP PUMPS www grpumps com e2010 Gorman Rupp Pumps Printed in U S A INSTALLATION OPERATION AND MAINTENANCE MANUAL WITH PARTS LIST D SERIES PUMP MODEL 2D...

Page 2: ...rial 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 in...

Page 3: ...4 Siphoning PAGE B 4 Valves PAGE B 4 ELECTRICAL CONNECTIONS PAGE B 4 OPERATION SECTION C PAGE C 1 STARTING PAGE C 1 OPERATION PAGE C 1 Priming PAGE C 1 OPERATION CHECKS PAGE C 1 Gearbox Check PAGE C 1...

Page 4: ...ABLE OF CONTENTS continued ii Plunger Rod and Diaphragm Removal PAGE E 7 Suction And Discharge Check Valve Installation PAGE E 8 LUBRICATION PAGE E 8 Plunger Rod Assembly PAGE E 8 Gear Reducer PAGE E...

Page 5: ...related equipment must be installed and operated ac cording to all national local and industry stan dards For information or technical assistance on the mo tor contact the motor manufacturer s local...

Page 6: ...lectrical connections must be in ac cordance with the National Electric Code If there is a conflict between in structions provided and N E C specifi cations N E C specifications shall take precedence...

Page 7: ...xcessive friction loss resulting in overloading and destruction of pump and drive components It is strongly recom mended that unless absolutely necessary no positive shut off valve be installed in the...

Page 8: ...e factory Before installation inspect the pump for damage which may have oc curred during shipment Check as follows a Inspect the pump for cracks dents damaged threads and other obvious damage b Check...

Page 9: ...he pump has been positioned block the wheels and secure the pump to prevent creeping SUCTION AND DISCHARGE PIPING Pump performance is adversely effected by in creased suction lift discharge elevation...

Page 10: ...ES TO AVOID SURFACE TURBULENCE WITHIN CHAMBERS Figure 2 Fixed Piping Installation Note that the air chambers have not been installed directly in the flow line but have been installed off tees to avoid...

Page 11: ...al solids Sealing Since even a slight leak will affect priming head and capacity especially when operating with a high suction lift all connections in the suction line should be sealed with pipe dope...

Page 12: ...n to make all electrical connections Make certain the pump and motor are properly grounded never use gas pipe as an electrical ground Be sure that the incoming power matches the voltage and phase of t...

Page 13: ...ake certain that any positive shut off valve installed in the suction line is open before operating the pump excessive re striction will cause incomplete filling of the diaphragm chamber and result in...

Page 14: ...o clean out any solids by flushing with a hose GEARBOX TEMPERATURE CHECK The gearbox runs higher than ambient tempera tures because of heat generated by friction Tem peratures of approximately 200_F 9...

Page 15: ...psed Replace suction hose Integral suction or discharge check Clean valves check that flange nuts valve clogged binding or not seating are tight properly Cracked or broken diaphragm Replace diaphragm...

Page 16: ...al suction or discharge check Clean valves check that flange nuts valve clogged binding or not seating are tight properly Liquid solution too thick Dilute if possible Pump gearbox or motor not Check a...

Page 17: ...5 3 0 4 6 6 1 102 2 98 4 90 8 83 3 1 5 94 6 90 8 79 5 75 7 71 9 3 0 75 7 79 5 83 3 79 5 75 7 71 9 68 1 75 7 71 9 4 6 68 1 6 1 64 3 0 STANDARD PERFORMANCE TEST DATA FOR 2D ELECTRIC MOTOR DRIVEN PUMP B...

Page 18: ...R PAGE E 2 PARTSPAGE SECTION DRAWING 4 5 6 8 7 9 10 11 12 13 29 4 5 30 31 32 3 19 14 15 20 21 22 24 25 26 27 20 28 DISCHARGE SUCTION 2 1 18 19 5 16 17 17 17 23 WEIGHT SUCTION VALVE WEIGHT DISCHARGE VA...

Page 19: ...46181 004 1 13 RETAINER RING 26812 702 1 14 KEY N0403 15990 1 15 ECC GUARD ASSY 42381 140 24150 1 16 HEX HEAD CAP SCREW B0508 15991 4 17 HEX NUT D05 15991 10 18 HEX HEAD CAP SCREW B0606 15991 4 19 HE...

Page 20: ...D SERIES OM 01478 MAINTENANCE REPAIR PAGE E 4 ILLUSTRATION 12 3 11 1 8 9 5 7 10 6 14 4 2 3 00 REF 5 69 03 13 Figure 2 46181 004 Plunger Rod Assembly...

Page 21: ...PSCREW B0807 15991 1 5 CAP PLUG 25141 151 1 6 HEX JAM NUT AT08S 15991 1 7 SPRING CENTERING WASHER 31513 001 15030 1 8 COMPRESSION SPRING 38571 603 17110 1 9 DIAPHRAGM PLATE UPPER 38583 003 10010 1 10...

Page 22: ...s for every situation that might occur during maintenance of the unit Therefore it is the responsibility of the owner maintenance personnel to ensure that only safe established main tenance procedures...

Page 23: ...eccentric guard assembly 15 Remove the hardware 16 and 17 securing the re tainer ring 13 to the diaphragm pot 24 Figure 2 Loosen the socket head cap screw 2 and slide the eccentric 1 off the motor sha...

Page 24: ...Secure the suction flange 28 and dia phragm to the diaphragm pot with the hardware 20 Check the operation of the check valves to ensure proper seating and free movement Connect the suction and discha...

Page 25: ...For Warranty Information Please Visit www grpumps com warranty or call U S 419 755 1280 Canada 519 631 2870 International 1 419 755 1352 GORMAN RUPP PUMPS...

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