GORMAN-RUPP PUMPS PA Series Installation, Operation And Maintenance Manual Download Page 33

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OM-07323

PA SERIES

MAINTENANCE & REPAIR

PAGE E - 11

PARTS LIST

Repair Rotating Assembly

ITEM
NO.

PART NAME

PART
NUMBER

QTY

IMPELLER - HIGH HEAD

38615-092 11010

SEAL ASSEMBLY

46512-149

BALL BEARING

23422-019

BEARING HOUSING

38251-513 10000

VENTED PIPE PLUG

4823A 15079

AIR VENT

S1530

REDUCER PIPE BUSHING

AP0802 15079

BALL BEARING

23422-414

MOUNTING FLANGE

38545-009 11010

IMPELLER SHAFT

38515-592 1706H

OIL SEAL

S1907

RETAINING RING

S720

THRUST WASHER

31134-115 15000

HEX HEAD CAP SCREW

21632-937

LOCK WASHER

J06 15991

GASKET

38683-474 18000

OIL SEAL

25227-771

HEX HEAD CAP SCREW

B0805-1/2 15991

LOCK WASHER

J08 15991

SEAL PLATE

38272-256 10000

SOCKET HEAD CAP SCREW

DM1004S 17090

IMPELLER WASHER

31514-015 17000

SIGHT GAUGE

S1471

PIPE PLUG

P08 15079

INTERMEDIATE GUARD

42381-509 24152

PIPE PLUG

P12 15079

O‐RING

25154-131 REF

ADJ SHIM SET

48261-057

SHAFT SLEEVE

31163-019 1706H

KEY

24113-603 1

KEY

24113-603 1

SHIPPING PLUG

11495B 15079

ADJ SHIM

13131-3 17040

O‐RING

S1676 1

O‐RING

25152-381 1

NOT SHOWN:

INSTRUCTION TAG

6588U

WARNING DECAL

38817-102

INDICATES PARTS RECOMMENDED FOR STOCK

Summary of Contents for PA Series

Page 1: ...OM 07323 01 June 4 2020 GORMAN RUPP PUMPS www grpumps com 2020 Gorman Rupp Pumps Printed in U S A INSTALLATION OPERATION AND MAINTENANCE MANUAL WITH PARTS LIST PA SERIES PUMP MODEL PA6C60D 4045T FT4 ...

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

Page 3: ...uction Line Positioning PAGE B 4 DISCHARGE LINES PAGE B 5 Siphoning PAGE B 5 Valves PAGE B 5 ALIGNMENT PAGE B 5 AUTO START PAGE B 5 Float Switch Installation PAGE B 6 COLD WEATHER INSTALLATION PAGE B 6 OPERATION SECTION C PAGE C 1 OPERATION PAGE C 1 STARTING PAGE C 1 PRIMING PAGE C 1 ROUTINE OPERATION PAGE C 1 OPERATION IN EXTREME HEAT PAGE C 2 OPERATIONAL CHECKS PAGE C 2 Leakage PAGE C 2 Pump Vac...

Page 4: ...Diaphragm Primer Disassembly PAGE E 17 Separating Pump And Drive Assembly From Engine PAGE E 17 Draining Oil From Seal Cavity PAGE E 17 Loosening Impeller PAGE E 17 Pump Casing And Wear Plate Removal PAGE E 18 Impeller Removal PAGE E 18 Seal Removal PAGE E 18 Shaft and Bearing Removal and Disassembly PAGE E 18 Shaft and Bearing Reassembly and Installation PAGE E 19 Securing Bearing Housing And Dri...

Page 5: ...P O Box 1217 Mansfield Ohio 44901 1217 Phone 419 755 1011 or Gorman Rupp of Canada Limited 70 Burwell Road St Thomas Ontario N5P 3R7 Phone 519 631 2870 For information or technical assistance on the power source contact the power source manufac turer s local dealer or representative HAZARD AND INSTRUCTION DEFINITIONS The following are used to alert maintenance per sonnel to procedures which requir...

Page 6: ...starting system and is subject to au tomatic restart Keep hands and cloth ing away from the unit to prevent injury during automatic operation Disconnect the positive battery cable before per forming any maintenance Failure to do so may result in serious personal injury Do not attempt to disengage any part of an overheated pump unit Vapor pres sure within the pump casing can eject these parts with ...

Page 7: ...n the pump or piping Do not operate the pump without guards in place over the rotating parts Ex posed rotating parts can catch clothing fingers or tools causing severe injury to personnel Make sure the pump is level Lower jack stands and chock the wheels if so equipped Use caution when positioning the skid mounted unit to prevent damage to the fuel tank Do not operate an internal combustion engine...

Page 8: ...imensions See Figure 1 for the approximate physical dimen sions of this pump OUTLINE DRAWING SUCTION 6 00 NOMINAL WITH 8 HOLES TAPPED 750 10 UNC 2B X 88 22 4 DEEP EQUALLY SPACED ON A 9 50 241 3 DIA BC DISCHARGE 6 00 NOMINAL WITH 8 HOLES 88 22 4 DIA EQUALLY SPACED ON A 9 50 241 3 DIA BC 69 17 5 DIA 4 HOLES 69 17 5 DIA 7 HOLES EACH SIDE POWERED BY JOHN DEERE 4045T FT4 DIESEL ENGINE 23 99 609 4 23 99...

Page 9: ...inals and clamps may be coated with petroleum jelly to retard corro sion Connect and tighten the positive cable first then the negative cable POSITIONING PUMP Lifting Death or serious personal injury and damage to the pump or components can occur if proper lifting procedures are not observed Make certain that hoists chains slings or cables are in good working condition and of suffi cient capacity ...

Page 10: ... adequate support to secure them when filled with liquid and under pressure Gauges The pump is drilled and tapped for installing dis charge pressure and vacuum suction gauges It is recommended that gauges be installed to monitor pump performance Seal the gauge threads with pipe dope to ensure an airtight seal Follow the sealant manufacturer s recommendations when selecting and applying the pipe do...

Page 11: ...all a baffle between the inflow and the suction inlet at a distance 1 1 2 times the diameter of the suction pipe The baffle will allow entrained air to escape from the liquid before it is drawn into the suction inlet If two suction lines are installed in a single sump the flow paths may interact reducing the efficiency of one or both pumps To avoid this position the suction inlets so that they are...

Page 12: ...s it is recommended that a throttling valve be installed in the discharge line to protect the pump from excessive shock pres sure and reverse rotation when it is stopped If the application involves a high discharge head gradually close the discharge throttling valve before stopping the pump ALIGNMENT The alignment of the pump air compressor and engine is critical for trouble free mechanical opera ...

Page 13: ...al may be increased by extending the float end of the cable The liquid level in the sump will increase approxi mately 8 inches 203 mm between start stop intervals for every 6 inches 152 mm of cable increase c If a double float switch system is used posi tion the Start float at the desired high water level in the sump and the Stop float at the desired low water level in the pump d Refer to Figure 3...

Page 14: ...he priming hopper when the pump shuts off providing for complete drainage of the pump and priming hopper Next install a drain line between the pump drain and the wet well or sump This line must remain submerged in the liquid below the pump down lev el of the liquid level control device otherwise the pump may not prime If the application involves liq uids that could clog the drain line make sure to...

Page 15: ...the wheels if so equipped Make sure the pump is level Lower jack stands and chock the wheels if so equipped Use caution when positioning the skid mounted unit to prevent damage to the fuel tank This pump is equipped with an automat ic starting system and is subject to au tomatic restart Keep hands and cloth ing away from the unit to prevent injury during automatic operation Disconnect the positive...

Page 16: ...ng periods if possible OPERATIONAL CHECKS The engine powering this unit may be equipped with an EPA compliant Exhaust After Treatment EAT system which is de signed to reduce the amount of polutants expelled into the atmosphere during oper ation Refer to the manual accompanying the engine for a detailed explanation of the engine EAT and follow all instructions in the engine manual to ensure uninter...

Page 17: ...d in the wet well or sump lowers and acti vates the Off liquid level device s The pump will restart automatically when the liquid rises and acti vates the On liquid level device s Safety Shutdown System The unit is equipped with a safety system to auto matically shut down the engine under certain con ditions Displays on the control panel will indicate which of the safety features has caused the en...

Page 18: ...test at the factory However always check the lubrication level before startup Consult the manual accompanying the engine and change the oil filter periodically as indicated If operated under extremely dusty conditions change the filter more frequently COLD WEATHER PRESERVATION If the pump will be idle for an extended period of time in below freezing conditions drain the pump and priming hopper to ...

Page 19: ...ket Air compressor damaged or belts bro ken Check and repair replace Eductor clogged Check and clean eductor PA SERIES OM 07323 TROUBLESHOOTING PAGE D 1 TROUBLESHOOTING SECTION D Review all SAFETY information in Section A 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 to ensure that the pump w...

Page 20: ...low rate 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 sump too small Check installation and correct submergence as needed EXCESSIVE NOISE Cavitation in pump Reduce suction lift and or friction losses in suction line Record vac uum and pressure gaug...

Page 21: ...ce schedule will help assure trouble free performance and long life from your Gorman Rupp pump For specific questions con cerning your application contact your Gorman Rupp distributor or the Gorman Rupp Company Record keeping is an essential component of a good preventive maintenance program Changes in suction and discharge gauge readings if so equipped between regularly scheduled inspec tions can...

Page 22: ...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 s Literature Legend I Inspect Clean Adjust Repair or Replace as Necessary C Clean R Replace Service interval based on an intermittent duty cycle equal to approximately 4000 hours annually Adjust schedul...

Page 23: ...level with minimum suction lift Since pump installations are seldom identical your performance may be dif ferent due to such factors as viscosity specific gravity elevation temperature and impeller trim If your pump serial number is followed by an N your pump is NOT a standard production model Contact the Gorman Rupp Company to verify per formance or part numbers Pump speed and operating condition...

Page 24: ...OM 07323 PA SERIES MAINTENANCE REPAIR PAGE E 2 PARTSPAGE ILLUSTRATION 4 2 3 1 Figure 1 Pump Model PA6C60D 4045T FT4 ...

Page 25: ...N 1723214 Up ITEM NO PART NAME PART NUMBER QTY 1 PUMP END ASSEMBLY 46183 244 1 2 POWER UNIT J DEERE 4045T FT4 46143 233 1 3 BATTERY 12V SEE OPTIONS 1 4 PUMP MOUNTING KIT 48157 114 1 NOT SHOWN G R DECAL 6 IN GR 06 2 PRIME AIRE DECAL 38812 078 2 CAUTION DECAL 2613FJ 1 OPTIONAL BATTERY 29331 527 1 ...

Page 26: ...OM 07323 PA SERIES MAINTENANCE REPAIR PAGE E 4 ILLUSTRATION 8 1 7 6 10 2 9 3 4 5 11 23 22 12 13 A 14 18 19 21 20 15 16 17 19 21 20 DETAIL A Figure 2 Power Unit Kit ...

Page 27: ...CABLE ASSY 72 47311 113 1 12 BATTERY BOX ENCLOSURE 42432 013 1 13 1 0 NEG CABLE ASSY 72 47311 133 1 14 HEX HEAD CAP SCREW B1008 15991 4 15 HEX NUT D10 15991 4 16 LOCK WASHER J10 15991 4 17 FLAT WASHER K10 15991 8 18 FUEL TANK CAP 29332 111 1 19 FUEL PICKUP 29332 145 2 20 CONNECTOR S1447 4 21 HOSE ASSEMBLY 46341 815 2 22 50 ID X 58 51 LG HOSE 18513 056 1 23 OIL DRAIN ASSY 46342 031 1 NOT SHOWN ULTR...

Page 28: ...OM 07323 PA SERIES MAINTENANCE REPAIR PAGE E 6 14 26 2 22 1 23 3 3 5 18 4 4 21 13 7 6 15 24 17 16 25 19 8 9 10 11 12 20 Figure 3 Pump End Assembly ...

Page 29: ...1 14 GUARD ASSEMBLY 42351 722 1 15 HEX HEAD CAP SCREW B0402 15991 2 16 LOCK WASHER J04 15991 2 17 FLAT WASHER K04 15991 2 18 BUSHING 24131 881 1 19 SPROCKET 24271 122 1 20 SYNCHRONOUS BELT 24186 015 1 21 BUSHING 2012 X 2 00 24131 498 1 22 SPROCKET 24271 112 1 23 CHECK VALVE KIT 6 48274 015 1 FLANGE GASKET 25113 036 1 CHECK VALVE 26642 134 1 FLAPPER 26688 001 1 COVER O RING 25152 377 1 24 HEX HEAD ...

Page 30: ...OM 07323 PA SERIES MAINTENANCE REPAIR PAGE E 8 ILLUSTRATION 14 33 6 16 16 28 1 17 5 25 2 10 26 29 32 8 27 7 7 7 7 30 22 20 13 23 5 19 24 31 9 12 15 35 13 18 21 11 36 4 3 Figure 4 Pump End Assembly ...

Page 31: ... 1 17 BACK COVER PLATE 38243 468 11010 1 18 LOCK COLLAR 38115 551 15001 4 19 ADJUSTING SCREW 31871 070 1500G 4 20 STUD C1213 15991 4 21 BACK COVER NUT 31871 073 15000 4 22 HEX HEAD CAP SCREW B1213 15991 8 23 LOCK WASHER J12 15991 8 24 HEX NUT D12 15991 8 25 BLIND FLANGE ASSEMBLY 42111 349 1 26 GASKET 25113 036 1 27 SIGHT GAUGE S1471 1 28 COVER PLATE 33541 045 15080 1 29 GASKET 38687 053 19060 1 30...

Page 32: ... 29 2 22 23 6 7 24 24 24 26 19 21 20 1 4 5 32 32 33 18 27 28 SEALAREA DETAIL ÎÎÎÎÎ ÎÎÎÎÎ ÎÎÎÎÎ ÇÇÇÇÇ ÇÇÇÇÇ ÇÇÇÇÇ ÇÇÇÇ ÇÇÇÇ Ï Ï ÌÌ ÌÌ ÌÌ ÌÌ ÌÌ ÌÌ Ï Ï ÇÇ ÇÇ Ì Ì Ç Ç Ç Ç Ç Ç Ç Ç Ç ÎÎÎÎÎ ÎÎÎÎÎ ÎÎÎÎÎ Î Î Ï Ï Ï Ï ÏÏÏ ÏÏÏ ÏÏÏ ÏÏÏ Ì Ì ÏÏÏÏ ÏÏÏÏ ÏÏÏÏ ÇÇÇ ÇÇÇ ÇÇÇ ÇÇÇÇ ÇÇÇÇ ÇÇÇÇ ÇÇÇÇ Figure 5 Repair Rotating Assembly ...

Page 33: ...HEX HEAD CAP SCREW 21632 937 6 15 LOCK WASHER J06 15991 6 16 GASKET 38683 474 18000 1 17 OIL SEAL 25227 771 1 18 HEX HEAD CAP SCREW B0805 1 2 15991 4 19 LOCK WASHER J08 15991 4 20 SEAL PLATE 38272 256 10000 1 21 SOCKET HEAD CAP SCREW DM1004S 17090 1 22 IMPELLER WASHER 31514 015 17000 1 23 SIGHT GAUGE S1471 1 24 PIPE PLUG P08 15079 3 25 INTERMEDIATE GUARD 42381 509 24152 2 26 PIPE PLUG P12 15079 1 ...

Page 34: ... Chamber Kit ITEM NO PART NAME PART NUMBER QTY 1 BALL VALVE 26631 054 1 2 STREET ELBOW RS16 11999 1 3 PRIMING CHAMBER ASSY 46112 709 1 4 HEX NUT D08 15991 4 5 LOCK WASHER J08 15991 4 6 STUD C0809 15991 4 7 BAFFLE 31113 011 17000 1 8 GASKET 38687 053 19060 1 INDICATES PARTS RECOMMENDED FOR STOCK ...

Page 35: ...S LIST ITEM NO PART NAME PART NUMBER QTY 1 PRIMING VALVE 26664 007 1 ORIFICE BUTTON 26688 021 1 2 HEX HD CAPSCREW B0806 15991 8 3 LOCKWASHER J08 15991 8 4 PRIMING VALVE GASKET 38683 657 19060 1 5 PRIMING CHAMBER 38343 020 10000 1 6 STRAINER ASSY 46641 222 17000 1 INDICATES PARTS RECOMMENDED FOR STOCK ...

Page 37: ...ure that the pump will remain inoperative 3 Allow the pump to completely cool if overheated 4 Check the temperature and make sure it is cool before opening any covers plates gauges or plugs 5 Close the suction and discharge valves 6 Vent the pump slowly and cau tiously 7 Drain the pump This manual will alert personnel to known procedures which require spe cial attention to those which could damage...

Page 38: ...hrough the priming chamber after adjusting the orifice button see Priming Chamber Reas sembly and Installation for adjustment the but ton may require replacement To replace the orifice button remove one of the e clips from the pivot pin closest to the orifice button and remove the piv ot pin This will allow the linkage to be raised high enough to access the orifice button Remove the hex nut and lo...

Page 39: ...s the coupling and bushing separate remove the bushing and slide the coupling off the shaft Remove the shaft key 3 It is not necessary to remove the outer ring of the coupling from the engine flywheel unless the cou pling must be replaced To remove the ring disen gage the hardware 5 and 6 securing it to the fly wheel Remove any leveling shims used under the casing mounting feet Tie and tag the shi...

Page 40: ...ove the impeller adjusting shims 28 tie and tag the shims or measure and record their thick ness for ease of reassembly Seal Removal Figures 5 and 10 Slide the integral shaft sleeve and rotating portion of the seal off the shaft as a unit Use a pair of stiff wires with hooked ends to remove the stationary element and seat from the seal plate 20 An alternate method of removing the stationary seal c...

Page 41: ...ing fail ure Rotate the bearings by hand to check for rough ness or binding and inspect the bearing balls If ro tation is rough or the bearing balls are discolored replace the bearings The bearing tolerances provide a tight press fit onto the shaft and a snug slip fit into the bearing housing Replace the bearings shaft or bearing housing if the proper bearing fit is not achieved If bearing replace...

Page 42: ...inner race Secure the outboard bearing to the shaft with the snap ring 12 and thrust washer 13 It is recommended that a sleeve be positioned against the inboard oil seal to prevent the lip of the oil seal from rolling as the shaft and bearings are installed in the bearing housing The O D of the sleeve should be just smaller than the bearing housing bore while the I D of the sleeve should be just l...

Page 43: ...rquing the hardware to 45 ft lbs 540 in lbs or 6 2 m kg Using a suitable lifting device position the as sembled drive and rotating assembly so the flex ible portion of the coupling seats inside the outer ring attached to the engine flywheel NOTE To ease installation lightly lubricate the rubber por tion of the coupling with a non petroleum based lubricant such as vegetable oil or glycerin or a sil...

Page 44: ...27 on the shaft threads stretch the O ring over a piece of tubing 1 1 4 I D x 1 1 2 O D x 2 inches long 32 mm x 38 mm x 51 mm Slide the tube over the shaft threads then slide the O ring off the tube and onto the shaft Remove the tube and continue to slide the O ring down the shaft until it seats against the shaft shoulder Lubricate the shaft sleeve 29 with a small amount of light oil and slide the...

Page 45: ...fficiency This clearance can be obtained by adding or removing an equal thickness of shims from each rotating as sembly shim sets 14 until the impeller scrapes against the wear plate when the shaft is turned Af ter the impeller scrapes add approximately 010 inch 0 25 mm of shims to each shim set After the face clearance has been set tighten the hardware securing the rotating assembly to the pump c...

Page 46: ... Removal and Disassembly for orifice button removal If the orifice button was removed screw the new orifice button into the linkage bar until fully seated Align the hole in the linkage bar with the holes in the bracket and reinstall the pivot pin Secure the pivot pin with the previously removed e clip Adjust the orifice button seating as necessary by screwing the orifice button into or out of the ...

Page 47: ...ent Do not over lubricate Over lubrication can cause the bearings to over heat resulting in premature bearing failure Under normal conditions drain the bearing hous ing once each year and refill with clean oil Change the oil more frequently if the pump is operated con tinuously or installed in an environment with rapid temperature change Monitor the condition of the bearing lubri cant regularly fo...

Page 48: ...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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GORMAN-RUPP PUMPS PA Series, Installation, Operation And Maintenance Manual

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