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GORMAN-RUPP PRIME-AIRE PA4B Series, Maintenance And Repair With Troubleshooting

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GORMAN-RUPP PRIME-AIRE PA4B Series Maintenance And Repair With Troubleshooting Download Page 29

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 

D

 

ST. THOMAS, ONTARIO, CANADA

Summary of Contents for PRIME-AIRE PA4B Series

Page 1: ...23 99 Use With OM 04402 THE GORMAN RUPP COMPANY D MANSFIELD OHIO GORMAN RUPP OF CANADA LIMITED D ST THOMAS ONTARIO CANADA Printed in U S A ECopyright by the Gorman Rupp Company PRIME AIREr r r r SERI...

Page 2: ...The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm...

Page 3: ...hich could dam age equipment 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 d...

Page 4: ...hould 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 used to a...

Page 5: ...nel Before attempting to open or service the pump 1 Familiarize yourself with this man ual 2 Shut down the engine and discon nect the positive battery cable or take other precautions to ensure that th...

Page 6: ...to personnel Use only replacement parts provided or approved by Gorman Rupp Use of non authorized parts may result in damage to the equipment and or injury to personnel and will invalidate the warran...

Page 7: ...ro 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 clogged Check and clean educ...

Page 8: ...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 9: ...ature regu larly to monitor any increase Check belt tension Adjust as required Excessive tension on drive belt EXCESSIVE NOISE Cavitation in pump Reduce suction lift and or friction losses in suction...

Page 10: ...ately the same duty cycle the part can be checked and replaced before failure occurs reducing unscheduled down time For new applications a first inspection of wearing parts at 250 hours will give insi...

Page 11: ...oupled to either a factory supplied or customer supplied en gine Maintenance of engines andfactory supplied air compressors are detailed in separate literature provided by the manufacturer s Check TRO...

Page 12: ...PA SERIES PUMPS MR 04835 MAINTENANCE REPAIR PAGE C 2 SECTION DRAWING C 1 PA4B60 SAE3 10 And SAE4 10 Pump Assembly...

Page 13: ...ctory supplied air compressors are detailed in separate literature provided by the manufacturer s MR 04835 PA SERIES PUMPS MAINTENANCE REPAIR PAGE C 3 PA4B60 SAE3 10 And SAE 4 10 Pump Assembly Part Id...

Page 14: ...PA SERIES PUMPS MR 04835 MAINTENANCE REPAIR PAGE C 4 SECTION DRAWING Figure C 2 64B60 SAE 3 10 And SAE 4 10 Pump Assembly...

Page 15: ...OCKET HD CAPSCREW 16 LOCKWASHER 17 COUPLING ASSEMBLY 18 BUSHING 19 SHAFT KEY 20 IMPELLER SHAFT 21 PILOT BUSHING 22 INTERMEDIATE GASKET 23 HEX HD CAPSCREW 24 LOCKWASHER 25 RETAINING RING 26 OIL CHAMBER...

Page 16: ...PA SERIES PUMPS MR 04835 MAINTENANCE REPAIR PAGE C 6 SECTION DRAWING VALVE DETAIL SEE VALVE DETAIL Figure C 3 Peeler Type Priming Valve...

Page 17: ...TUD 6 NECK GASKET 7 VALVE BODY 8 GASKET STRIP 9 STUD 10 HEX LOCK NUT 11 HEX HD CAPSCREW 12 LOCKWASHER 13 INDUCTOR GUARD ASSEMBLY 14 HEX HD CAPSCREW 15 LOCKWASHER 16 GASKET 17 PRIMING VALVE FLOAT 18 PR...

Page 18: ...Clean and reinstall the drain plug This manual will alert personnel to known procedures which require spe cial attention to those which could damage equipment and to those which could be dangerous to...

Page 19: ...1 and 22 and separate the guide plate 19 clamp plate 24 and valve protector 34 from the valve strap Disengage the hardware 9 and 10 and remove the valve strap To remove the check valve assembly 26 dis...

Page 20: ...to Seal Reassembly And Installation Pump Casing Removal Figure C 2 Support the pump casing using a suitable hoist and sling and remove the hardware securing the casing to the base Remove the hardware...

Page 21: ...intermediate bore After removing the shaft and bearing clean and in spect the bearing in place as follows To prevent damage during removal from the shaft it is recommended that the bear ing be cleaned...

Page 22: ...t the bearing to a uniform temperature no higher than 250_F 120_C and slide the it onto the shaft until fully seated against the retaining ring This should be done quickly in one continu ous motion to...

Page 23: ...ortion of the coupling assembly 17 on the shaft to the dimension shown in Figure C 2 NOTE The flexible portion of the coupling must be proper ly positioned on the shaft The heads of the caps crews in...

Page 24: ...are toxic and flammable Use them only in a well ven tilated area free from excessive heat sparks and flame Read and follow all precautions printed on solvent contain ers The seal is not normally reuse...

Page 25: ...ipe should be approximately the same diameter as the O D of the seal spring NOTE If the pump casing has not been installed position the casing over the shaft and against the intermedi ate using cautio...

Page 26: ...ng by reaching through the discharge port and tightly wedging a soft metal bar between the vanes of the impeller Secure the impeller with the impeller washer and nut 42 and 43 NOTE After the impeller...

Page 27: ...Scotchgrip Adhesive No 847 or equiv alent compound to the gasket strip 8 and install it in the groove in the priming chamber lid 1 NOTE Cut the lap joint where the two ends of the gasket strip meet at...

Page 28: ...rease is added If old grease is forced out as new grease is added the bearing cavity is full and should be disassembled and cleaned immediate ly There are no provisions in the bearing cavity to drain...

Page 29: ...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...

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