GORMAN-RUPP PUMPS PA10A60 Series, Maintenance And Repair With Troubleshooting

Page 1: ...RUPP COMPANY D MANSFIELD OHIO GORMAN RUPP OF CANADA LIMITED D ST THOMAS ONTARIO CANADA Printed in U S A www gormanrupp com ECopyright by the Gorman Rupp Company PRIME AIRER SERIES PA8A60 And PA10A60 M...

Page 2: ...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 Serial Number The...

Page 3: ...uipment and to those which could be dan gerous to personnel However this manual cannot possibly anticipate and provide detailed precau tions for every situation that might occur during maintenance of...

Page 4: ...e that should the equipment be abused or modified to change its performance be yond the original factory specifications the war ranty will become void and any claim will be de nied The following are u...

Page 5: ...f pump operation covered in this manual could lead to de struction of equipment injury or death to personnel Before attempting to open or service the pump 1 Familiarize yourself with this man ual 2 Lo...

Page 6: ...ver the rotating parts Exposed rotating parts can catch cloth ing fingers or tools causing severe in jury to personnel Use only replacement parts provided or approved by Gorman Rupp Use of non authori...

Page 7: ...re properly grounded never use gas pipe as an electrical ground Be sure that the in coming power matches the voltage and phase of the pump before connecting the power source Do not run the pump if the...

Page 8: ...ressor damaged or belts bro ken Check and repair replace Eductor safety valve leaking Check and replace safety valve Pump speed too slow Check driver output consult driver operation manual Eductor clo...

Page 9: ...e and run engine at maximum governed speed Discharge flow too slow Dilute if possible Suction check valve or foot valve clogged or binding Clean valve Suction intake not submerged at proper level or s...

Page 10: ...mped this section is intended only to provide general recommendations and practices for preventive maintenance Regardless of the application however following a routine preventive maintenance schedule...

Page 11: ...r Impeller Clearance Seal Plate I Check Valve I Pressure Relief Valve If So Equipped C Pump and Driver Alignment I Shaft Deflection I Bearings I Bearing Housing I Piping I Driver Lubrication See Mfgr...

Page 12: ...only Maintenance of the power source and facto ry supplied air compressors are detailed in sepa rate literature provided by the manufacturer s Check TROUBLESHOOTING Section B to deter mine causes and...

Page 13: ...AINTENANCE REPAIR PAGE C 2 SECTION DRAWING NOTE Model PA8A60 6068T SU Consists of Pump Model Assembly PA10A60 3 11 5 SU With a 10 x 8 Discharge Reducer Figure C 1 PA10A60 3 11 5 SU And PA10A60 SAE 2 1...

Page 14: ...With a 10 x 8 Discharge Reducer MR 05702 PA SERIES PUMPS MAINTENANCE REPAIR PAGE C 3 PA10A60 3 11 5 SU And PA10A60 SAE 2 11 5 Pump Model Assemblies Part Identification List Refer to the separate Part...

Page 15: ...PA SERIES PUMPS MR 05702 MAINTENANCE REPAIR PAGE C 4 SECTION DRAWING Figure C 2 PA10A60 SAE 3 11 5 Pump Model Assembly...

Page 16: ...CE REPAIR PAGE C 5 PA10A60 SAE 3 11 5 Pump Model Assembly Part Identification List Refer to the separate Parts List Manual for serviceable parts part numbers and quantities 1 610N60 SAE 3 11 5 PUMP EN...

Page 17: ...PA SERIES PUMPS MR 05702 MAINTENANCE REPAIR PAGE C 6 SECTION DRAWING Figure C 3 610N60 SAE 2 11 5 And 610N60 SAE 3 11 5 Pump End Assemblies...

Page 18: ...11 VENTED PIPE PLUG 12 RED PIPE BUSHING 13 AIR VENT 14 INTERMEDIATE 15 HEX HD CAPSCREW 16 LOCKWASHER 17 BEARING COVER 18 DOUBLE ROW BALL BEARING 19 SHAFT KEY 20 IMPELLER SHAFT 21 RETAINING RING 22 OI...

Page 19: ...AGE C 8 SECTION DRAWING Figure C 4 Drive Assembly Part Identification List Refer to the separate Parts List Manual for serviceable parts part numbers and quantities 1 COUPLING W O BUSHING 2 BUSHING 3...

Page 20: ...mber Assembly Part Identification List Refer to the separate Parts List Manual for serviceable parts part numbers and quantities 1 PRIMING VALVE 2 ORIFICE BUTTON 3 HEX HD CAPSCREW 4 LOCK WASHER 5 PRIM...

Page 21: ...mage equipment and to those which could be dangerous to personnel How ever this manual cannot possibly antici pate and provide detailed instructions and precautions for every situation that might occu...

Page 22: ...2 and separate the discharge check valve assembly and gasket 13 from the pump assembly 1 The flapper and gasket are the only serviceable parts of the check valve If the flapper requires re placement r...

Page 23: ...pling from the flywheel unless the coupling must be replaced To remove the ring disengage the hardware 3 and 4 securing it to the flywheel Move the pump end to a clean well equipped shop area for furt...

Page 24: ...with light oil and work it up under the bellows Slide the rotating portion of the seal consisting of the bellows retainer and rotating element off the shaft as a unit Slide the seal plate and stationa...

Page 25: ...earing replacement is required remove the re taining ring 21 and thrust washer 23 Use a bearing puller to remove the inboard and outboard bearings 18 and 31 from the shaft Shaft and Bearing Reassembly...

Page 26: ...nd of this section Securing Intermediate And Drive Assembly To Power Source Figure C 4 Install the shaft key 19 Figure C 3 in the shaft keyway Position the flexible portion of the coupling assembly 1...

Page 27: ...s The seal is not normally reused because wear pat terns on the finished faces cannot be realigned during reassembly This could result in premature failure If necessary to reuse an old seal in an emer...

Page 28: ...a small amount of light oil and slide the rotating subassembly consisting of rotating element bellows and retainer onto the shaft until the seal faces touch Install the seal spring Lubricate the seal...

Page 29: ...the assembled suction head and wear ring into the pump casing with the suction head mount ing foot positioned as shown in the volute orienta tion detail for your pump in Figure C 3 Secure the suction...

Page 30: ...ity through the hole for the vented plug 11 with SAE No 30 non detergent oil to the line on the sight gauge 25 Check the oil level reg ularly and refill as required When lubricating a dry seal cavity...

Page 31: ...rpumps 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 MANSFI...