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GORMAN-RUPP PUMPS PA Series Installation, Operation, And Maintenance Manual With Parts List

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OM-07622-01
NOVEMBER 10, 2023
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
PA SERIES® PUMP
MODELS:
PA6C60-4045T S5-ESP
GORMANRUPP PUMPS | GRPUMPS.COM
© 2023 The Gorman-Rupp Company.

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Summary of Contents for GORMAN-RUPP PUMPS PA Series

  • Page 1 OM-07622-01 NOVEMBER 10, 2023 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST PA SERIES® PUMP MODELS: PA6C60-4045T S5-ESP GORMANRUPP PUMPS | GRPUMPS.COM © 2023 The Gorman-Rupp Company.
  • Page 2 Register your new Gorman‐Rupp pump online at www.grpumps.com Valid serial 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 information when you require parts or service. Pump Model: ____________________________________ Serial Number: ___________________________________...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ....................PAGE I - 1 SAFETY - SECTION A ..................PAGE A - 1 INSTALLATION - SECTION B ................PAGE B - 1 Pump Dimensions ............................. PAGE B - 1 PREINSTALLATION INSPECTION ..........................PAGE B - 1 Battery Installation ............................
  • Page 4 TABLE OF CONTENTS (continued) PERIODIC CHECKS ..............................PAGE C - 3 Seal Cavity and Bearing Lubrication ......................PAGE C - 3 Bearing Temperature Check ........................... PAGE C - 3 Engine Fuel Filter ............................... PAGE C - 4 Engine Oil ................................PAGE C - 4 COLD WEATHER PRESERVATION .........................

  • Page 5: Introduction

    PA SERIES OM-07622 INTRODUCTION Thank You for purchasing a Gorman-Rupp pump. HAZARD AND INSTRUCTION Read this manual carefully to learn how to safely in- DEFINITIONS stall and operate your pump. Failure to do so could re- sult in personal injury or damage to the pump.

  • Page 6: Safety - Section A

    PA SERIES OM-07622 SAFETY - SECTION A This information applies to Prime Aire® Series pumps. Refer to the manual ac companying the en- gine or power source before attempting to begin oper ation. Because pump installations are seldom identical, this manual cannot possibly provide detailed in- structions and pre cautions for each speci c ap- plication.
  • Page 7 PA SERIES OM-07622 SAFETY PAGE A-2...
  • Page 8 PA SERIES OM-07622 SAFETY PAGE A-3...

  • Page 9: Preinstallation Inspection

    PA SERIES OM-07622 INSTALLATION SECTION B Review all SAFETY information in Section A. tion. Since the pressure supplied to the pump is critical to performance and safety, be sure to limit the incom- Since pump installations are seldom identical, this sec- ing pressure to 50% of the maximum permissible op- tion off...

  • Page 10: Battery Installation

    PA SERIES OM-07622 POSITIONING PUMP Carefully read all tags, decals, and marking- son the pump assembly, and perform all duties indicated. Note that the pump shaft rotates in the required direction. Check levels and lubricate as necessary. Refer to LUBRICATION in the MAINTENANCE AND REPAIR section of this manual and perform duties as instructed.

  • Page 11: Suction And Discharge Piping

    PA SERIES OM-07622 Guages The pump is drilled and tapped for installing discharge pressure and vacuum suction gauges. It is recom- mended that gauges be installed to monitor pump performance. Seal the gauge threads with pipe dope to ensure an airtight seal. Follow the sealant manufac- turer’s recommendations when selecting and applying...

  • Page 12: Suction Lines In Sumps

    PA SERIES OM-07622 be sealed with pipe dope to ensure an air- tight seal. If two suction lines are installed in a single sump, the Follow the sealant manufacturer’s rec ommendations ow paths may interact, reducing the effi ciency of one when selecting and applying the pipe dope.

  • Page 13: Discharge Lines

    PA SERIES OM-07622 Figure 2. Recommened Minimum Suction Line Submergence vs. Velocity DISCHARGE LINES Siphoning Do not terminate the discharge line at a level lower than that of the liquid being pumped unless a siphon breaker is used in the line. Otherwise, a siphoning action causing damage to the pump could result.

  • Page 14: Float Switch Installation

    PA SERIES OM-07622 Float Switch Installation away from the ow. If a stand pipe is available, attach the oat switch cable to the standpipe in the sump at The Float Switch auto-start system employs either a the approximate desired liquid level.
  • Page 15 PA SERIES OM-07622 ing chamber never fully freezes. Next, install a drain line between the pump drain and the wet well or sump. This line must remain sub- The second method involves con guring the pumping merged in the liquid below the pump down lev el of system to drain both the priming chamber and pump the liquid level control device;...

  • Page 16: Operation - Section C

    PA SERIES OM-07622 OPERATION - SECTION C Review all SAFETY information in Section A. Maintenance and Repair, Section E for further details. STARTING Follow the instructions on all tags, labels and decals attached to the pump. Check the fuel level and oil levels in the engine, air compressor, pump bearings and seal housing.

  • Page 17: Operation In Extreame Heat

    PA SERIES OM-07622 tions or ttings. Keep all line connections and ttings tight to maintain maximum pump effi ciency. Pump Vacuum Check Read the vacuum gauge with the pump primed and at operation speed. Shut off the pump. The vacuum gauge reading will immediately drop pro portionate to static suction lift, and should then stabilize.

  • Page 18: Stopping

    PA SERIES OM-07622 essary. The strainer should also be checked if pump ow rate begins to drop. If a vacuum suc- All safety shutdown features are preset at the factory tion gauge has been installed, monitor and record for optimum performance and safety; do not attempt the readings regularly to detect strainer blockage.

  • Page 19: Engine Fuel Filter

    PA SERIES OM-07622 COLD WEATHER PRESERVATION and/or excessive vibration. If the pump will idle for an extened period of time in When pumps are rst started, the bearings may seem below freezing conditions, drain the pump and prim- to run at temperatures above normal. Continued per- ing hopper to prevent damage from freezing.

  • Page 20: Troubleshooting - Section D

    PA SERIES OM-07622 TROUBLESHOOTING - SECTION D Review all SAFETY information in Section A. TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP FAILS TO PRIME Discharge check valve contaminat- Clean or replace check valve ed, damaged, or unable to seat Air Leak in suction line Correct leak.
  • Page 21 PA SERIES OM-07622 TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR FAILS TO DELIVER Discharge Check Valve Clogged Check and clean check valve RATED FLOW OR PRESSURE (cont.) Impeller or other wearing parts Replace worn or damaged parts worn or damaged...

  • Page 22: Preventive Maintenance

    PA SERIES OM-07622 TROUBLE POSSIBLE CAUSE PROBABLE REMEDY BEARINGS RUN TOO HOT Bearing temperature is high, but Check bearing temperature regu- within limits larly to monitor any increase Low or incorrect lubricant Check for proper type and level of lubricant...

  • Page 23: Preventive Maintenance Schedule

    PA SERIES OM-07622 Preventive Maintenance Schedule Service Interval* Item Semi- Daily Weekly Monthly Annually Annually General Condition (Temperature, Unusual Noises or Vibrations, Cracks, Leaks, Loose Hardware, Etc.) Pump Performance (Gauges, Speed, Flow) Bearing Lubrication Seal Lubrication (And Packing Adjustment, If So Equipped)

  • Page 24: Pump Maintenance And Repair - Section E

    PA SERIES OM-07622 PUMP MAINTENANCE AND REPAIR - SECTION E MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPERATING PERFORMANCE. * STANDARD PERFORMANCE FOR PUMP MODEL PA6C60-4045T S5-ESP * Based on 70°F (21°C) clear water at sea level with Contact the Gorman-Rupp Company to verify per- minimum suction lift.
  • Page 25 PA SERIES OM-07622 ILLUSTRATION Figure 1. Pump Model PA6C60-4045T S5-ESP MAINTENANCE & REPAIR PAGE E-2...
  • Page 26 PA SERIES OM-07622 PARTS LIST PUMP MODEL PA6C60-4045T S5-ESP (From S/N 1816703 Up) 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 part numbers. Item Part Name Part No.
  • Page 27 PA SERIES OM-07622 ILLUSTRATION Figure 2. Pump Model PA6C60-4045T S5-ESP (cont’d) MAINTENANCE & REPAIR PAGE E-4...
  • Page 28 PA SERIES OM-07622 Pump Model PA6C60-4045T S5-ESP PARTS LIST Item Part Name Part No. PUMP END ASSEMBLY 46183-230 POWER UNIT J DEERE 4045T S5 46143-280 ENCLOSURE ASSEMBLY 42164-086 AIR INTAKE PIPE 31418-160 15210 T-BOLT CLAMP 4-1/2” 26518-166 90 DEG COBRA ELBOW, 4”...
  • Page 29 PA SERIES OM-07622 ILLUSTRATION Figure 3. Power Unit Kit MAINTENANCE & REPAIR PAGE E-6...

  • Page 30: Parts Lists

    PA SERIES OM-07622 PARTS LIST Power Unit Kit Item Part Name Part No. Item Part Name Part No. BASE / FUEL TANK ASSY 41553-076 24150 HOSE BARB FTG 26523-047 JD 4045T S5 ENGINE 29224-489 HOSE .50 ID X 48” LG...
  • Page 31 PA SERIES OM-07622 ILLUSTRATION Figure 4. Power Unit Kit (Continued) MAINTENANCE & REPAIR PAGE E-8...
  • Page 32 PA SERIES OM-07622 PARTS LIST Power Unit Kit (Continued) Item Part Name Part No. Item Part Name Part No. BASE / FUEL TANK ASSY 41553-076 24150 HOSE BARB FTG 26523-047 JD 4045T S5 ENGINE 29224-489 HOSE .50 ID X 48” LG...
  • Page 33 PA SERIES OM-07622 ILLUSTRATION Figure 5. Pump Assembly MAINTENANCE & REPAIR PAGE E-10...

  • Page 34: Pump Assembly

    PA SERIES OM-07622 PARTS LIST Pump Assembly Item Part Name Part No. PUMP END ASSEMBLY 46183-511 PRIMING CHAMBER KIT 48275-005 CHECK VALVE KIT 6” 48274-015 -CHECK VALVE 26642-146 --FLAPPER 26688-001 --COVER O-RING 25152-377 PUMP SUPPORT BRACKET 34265-051 15080 HEX HEAD CAP SCREW...
  • Page 35 PA SERIES OM-07622 ILLUSTRATION Figure 6. Pump End Assembly MAINTENANCE & REPAIR PAGE E-12...

  • Page 36: Pump End Assembly

    PA SERIES OM-07622 PARTS LIST Pump End Assembly Item Part Name Part No. » PUMP CASING SEE NOTE BELOW » PIPE PLUG P08 15079 STREET ELBOW 1/2” 25412-004 » STUD C1213 15991 WEAR PLATE 38691-864 11010 O-RING 25152-453 LOCK WASHER...
  • Page 37 PA SERIES OM-07622 ILLUSTRATION Figure 7. Repair Rotating Assembly MAINTENANCE & REPAIR PAGE E-14...

  • Page 38: Repair Rotating Assembly

    PA SERIES OM-07622 PARTS LIST Repair Rotating Assembly Item Part Name Part No. IMPELLER - HIGH HEAD 38615-092 11010 SEAL ASSEMBLY 46512-149 SEAL PLATE 38272-256 10000 OIL SEAL 25227-771 SIGHT GAUGE S1471 BEARING HOUSING 38251-513 10000 PIPE PLUG P08 15079...
  • Page 39 PA SERIES OM-07622 ILLUSTRATION Figure 8. Priming Chamber Kit PARTS LIST Item Part Name Part No. PRIMING CHAMBER ASSEMBLY 46112-709 REDUCER PIPE BUSHING AP1608 15070 STREET ELBOW RS08 11999 BALL VALVE 1/2” 26631-052 STUD C0809 15991 HEX NUT D08 15991...

  • Page 40: Priming Chamber Kit

    PA SERIES OM-07622 ILLUSTRATION Figure 9. Priming Chamber Assembly PARTS LIST Item Part Name Part No. PRIMING VALVE 26664-007 -ORIFICE BUTTON 26688-021 HEX HEAD CAP SCREW B0806 15991 LOCK WASHER J08 15991 PRIMING VALVE GASKET 38683-657 19060 PRIMING CHAMBER 38343-020 10000...
  • Page 41 PA SERIES OM-07622 ILLUSTRATION Figure 10. DRIVE ASSEMBLY PARTS LIST Item Part Name Part No. COUPLING W/O BUSHING 24391-177 BUSHING 24131-498 -KEY 24113-603 DRIVE FLANGE 38545-004 10000 FLAT WASHER 21161-828 SOCKET HEAD CAPSCREW B0606-1/2 15991 SOCKET HEAD CAPSCREW 22644-220 HEX HEAD CAPSCREW...

  • Page 42: Pump And Seal Disassembly And Reassembly

    PA SERIES OM-07622 PUMP AND SEAL DISASSEMBLY AND REASSEMBLY Review all SAFETY information in Section A. Follow the instructions on all tags, label and decals attached to the pump. This pump requires little service due to its rugged, minimum‐maintenance design. However, if it be comes...

  • Page 43: Priming Chamber Removal And Disassembly

    PA SERIES OM-07622 Priming Chamber Removal and Disassembly (Figure 8) Disconnect both the suction piping and the air dis- charge tubing from the priming chamber assembly (1). Support the priming chamber assembly using a sling and a suitable lifting device. Remove the hardware (6 and 7) and separate the priming chamber assembly, gasket (8) and baffl...

  • Page 44: Back Cover Plate And Wear Plate Removal

    PA SERIES OM-07622 parts of the check valve. If the apper requires replace- shaft. Remove the shaft key (3).It is not necessary to ment, remove the hardware securing the cover. Sepa- remove the outer ring of the coupling from the engine rate the cover and gasket and remove the apper.

  • Page 45: Pump Casing Removal

    PA SERIES OM-07622 Slide the shaft sleeve (23) and rotating por tion of the seal (consisting of the bellows, retainer, and rotating element) off the shaft as a unit. Apply oil to the sleeve and work it up under the rub ber bellows.

  • Page 46: Shaft And Bearing Reassembly And Installation

    PA SERIES OM-07622 ange. Rotate the bearings by hand to check for roughness or binding and inspect the bearing rollers and balls. If Place a block of wood against the impeller end of the rotation is rough or the rollers or bearing balls are dis- shaft (22) and tap the shaft and assembled bearings colored, replace the bearings.

  • Page 47: Securing Bearing Housing And Drive Assembly To Engine

    PA SERIES OM-07622 NOTE If a hot oil bath is used to heat the bearings, both the oil and the container must be absolutely clean. If the oil has been previously used, it must be thoroughly ltered. Heat the bearings to a uniform temperature no high- er than 250°F (120°C) and slide the bearings onto the...

  • Page 48: Seal Reassembly And Installation

    PA SERIES OM-07622 (Figures 7 and 12) Make certain that the exible portion of the coupling is mounted as shown in Figure 10. This is critical. If the coupling is not prop erly positioned on the shaft, the coupling parts may not fully engage, or a pre‐load condition...

  • Page 49: Impeller Installation And Adjustment

    PA SERIES OM-07622 Figure 12. Seal Assembly of rotating element, bellows and retainer), onto the sleeve until the rotating element is just ush with the undercut end of the sleeve. Slide the shaft sleeve and subassembled seal onto the shaft until the seal faces contact. Continue to push the sleeve through the seal until the undercut end seats Lubricate the stationary seat O‐ring with water or light...

  • Page 50: Pump Casing Installation

    PA SERIES OM-07622 Install the same thickness of impeller adjusting shims clearance between the wear plate and the impeller is (28) as previously removed and screw the impeller as- .010 to .020 inch (0,25 to 0,50 mm). sembly onto the shaft until tight.

  • Page 51: Discharge Check Valve Reassembly And Installation

    PA SERIES OM-07622 ing collars realign with the tapped screw holes in the (Figure 9) back cover plate. Secure the locking collars (9) to the back cover plate with the hard ware (10 and 11). Install Clean and inspect the components of the priming the two remaining back cover nuts snugly against the valve (1).

  • Page 52: Bearings

    PA SERIES OM-07622 Fill the seal cavity through the hole for the vented plug Under normal conditions, drain the bearing hous ing (26) with SAE No. 30 non‐detergent oil. Check the oil once each year and re ll with clean oil. Change the oil level regularly and re ll as required.
  • Page 53 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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Pa6c60-4045t s5-esp

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