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

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ACDEU
OM−05771−02
May 11, 2011
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
PA SERIES PUMP
MODEL
PA6C60C−F6L
THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO
D
GORMAN-RUPP OF CANADA LIMITED
ST. THOMAS, ONTARIO, CANADA
Printed in U.S.A
www.grpumps.com.
E
2011 The Gorman-Rupp Company

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  • Page 1 ACDEU OM−05771−02 May 11, 2011 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST PA SERIES PUMP MODEL PA6C60C−F6L THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A www.grpumps.com. 2011 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. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. RECORD YOUR PUMP MODEL AND SERIAL NUMBER Please record your pump model and serial number in the spaces provided below.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ..........PAGE I −...
  • Page 4 TABLE OF CONTENTS (continued) PERIODIC CHECKS ............PAGE C −...

  • Page 5: Introduction

    This pump is a PA Series, priming-assisted centrif- ugal model. The unit is designed for handling non- volatile, non-flammable liquids containing speci- fied entrained solids. The basic material of con-...

  • Page 6: Safety - Section A

    PA SERIES OM−05771 SAFETY - SECTION A This information applies to Prime Aire forming any maintenance. Failure to do Series pumps. Refer to the manual ac- so may result in serious personal injury. companying the engine or power source before attempting to begin oper- ation.
  • Page 7 OM−05771 PA SERIES Pumps and related equipment must be in- Do not operate the pump against a stalled and operated according to all na- closed discharge valve. If operated tional, local and industry standards. against a closed discharge valve, pump...

  • Page 8: Installation − Section Bpage B

    PA SERIES OM−05771 INSTALLATION − SECTION B Review all SAFETY information in Section A. configuration, and priming must be tailored to the specific application. Since the pressure supplied to the pump is critical to performance and safety, Since pump installations are seldom identical, this...

  • Page 9: Preinstallation Inspection

    OM−05771 PA SERIES Battery Installation PREINSTALLATION INSPECTION Unless otherwise specified on the pump order, the The pump assembly was inspected and tested be- engine battery is not included with engine driven fore shipment from the factory. Before installation, units. inspect the pump for damage which may have oc- curred during shipment.

  • Page 10: Mounting

    PA SERIES OM−05771 used in suction lines, it must be the rigid-wall, rein- forced type to prevent collapse under suction. Us- ing piping couplings in suction lines is not recom- mended. The pump assembly can be seriously damaged if the chains or cables used to lift...

  • Page 11: Strainers

    OM−05771 PA SERIES should be the eccentric type, and should be in- If there is a liquid flow from an open pipe into the stalled with the flat part of the reducers uppermost sump, the flow should be kept away from the suc- to avoid creating air pockets.

  • Page 12: Discharge Lines

    PA SERIES OM−05771 Figure 2. Recommended Minimum Suction Line Submergence vs. Velocity DISCHARGE LINES Siphoning If the application involves a high discharge head, gradually close the discharge Do not terminate the discharge line at a level lower than that of the liquid being pumped unless a si- throttling valve before stopping the pump.

  • Page 13: Float Switch Installation

    OM−05771 PA SERIES Float Switch Installation pipe is available, attach the float switch cable to the standpipe in the sump at the approxi- The Float Switch autostart system employs either a mate desired liquid level. single or double float switch, where a bulb raises or lowers (floats) with the liquid level, thus activating b.

  • Page 14: Operation − Section C

    OM−05771 PA SERIES OPERATION − SECTION C Review all SAFETY information in Section A. cated (see LUBRICATION in MAINTENANCE AND REPAIR). Follow the instructions on all tags, labels and The pump will begin to prime upon startup. The air decals attached to the pump.
  • Page 15 OM−05771 PA SERIES box to the START" position until the engine starts. and the alarm will sound for approximately 8 sec- Release the key and the switch will return to the onds before the unit starts. RUN" position. When the liquid level in the sump or wet well is suffi-...

  • Page 16: Routine Operation

    OM−05771 PA SERIES Routine Operation This pump is equipped with automatic liquid level controls, and is subject to automatic restart. Keep hands and Do not operate an internal combustion clothing away from the unit to prevent engine in an explosive atmosphere.

  • Page 17: Strainer Check

    OM−05771 PA SERIES After stopping the pump, switch off the engine igni- pletely cool before servicing. Do not re- tion and remove the key to ensure that the pump move plates, covers, gauges, or fittings will remain inoperative. from an overheated pump. Liquid within...
  • Page 18 OM−05771 PA SERIES Engine Fuel Filter ty shutdown features are pre-set at the factory; do not attempt to adjust any of Consult the manual accompanying the engine, the settings. Determine the cause of and change the fuel filter periodically as indicated.
  • Page 19 OM−05771 PA SERIES TROUBLESHOOTING − SECTION D Review all SAFETY information in Section A. 5. Close the suction and discharge valves. 6. Vent the pump slowly and cau- tiously. 7. Drain the pump. Before attempting to open or service the pump: 1.
  • Page 20 OM−05771 PA SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY Check strainer and clean if neces- Strainer clogged. PUMP STOPS OR FAILS TO DELIVER sary. RATED FLOW OR Check and clean check valve. Discharge check valve clogged. PRESSURE (cont.) Suction intake not submerged at Check installation and correct proper level or sump too small.
  • Page 21 OM−05771 PA SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY BEARINGS RUN Bearing temperature is high, but Check bearing temperature regu- TOO HOT within limits. larly to monitor any increase. Low or incorrect lubricant. Check for proper type and level of lubricant.
  • Page 22 OM−05771 PA SERIES Preventive Maintenance Schedule Service Interval* Item Daily Weekly Monthly Semi- 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 23 OM−05771 PA SERIES 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 PA6C60C−F6L Based on 70_F (21_C) clear water at sea level Contact the Gorman-Rupp Company to verify per- formance or part numbers.
  • Page 24 OM−05771 PA SERIES PARTS PAGE ILLUSTRATION Figure 1. Pump Model PA6C60C−F6L PAGE E − 2 MAINTENANCE & REPAIR...
  • Page 25 OM−05771 PA SERIES Pump Model PA6C60C−F6L PARTS LIST (From S/N 1477478 Up) ITEM PART MAT’L PART NAME NUMBER CODE PUMP END PA6C60C−(SAE 3/11.5) −−− POWER UNIT KIT 46143−042 −−− BATTERY SEE OPTIONS −−− PUMP MOUNTING KIT 48157−028 −−− NOT SHOWN: G-R DECAL GR−06...
  • Page 26 OM−05771 PA SERIES ILLUSTRATION Figure 2. 46143−042 Power Unit Kit PAGE E − 4 MAINTENANCE & REPAIR...
  • Page 27 OM−05771 PA SERIES PARTS LIST 46143−042 Power Unit Kit ITEM PART MAT’L PART NAME NUMBER CODE DEUTZ D914L6 ENGINE 29217−361 −−− BASE/FUEL TANK 41553−007 24150 R.H. ENGINE RAIL 34458−038 15080 L.H. ENGINE RAIL 34441−069 15080 EXHAUST ELBOW 31912−036 15210 WEATHER CAP S1387 −−−...
  • Page 28 OM−05771 PA SERIES ILLUSTRATION Figure 3. PA6C60C−(SAE 3/11.5) Pump Assembly PAGE E − 6 MAINTENANCE & REPAIR...
  • Page 29 OM−05771 PA SERIES PA6C60C−(SAE 3/11.5) Pump Assembly PARTS LIST ITEM PART MAT’L PART NAME NUMBER CODE PUMP END ASSEMBLY 66F60C−(SAE3/11.5) −−− PRIMING CHAMBER KIT 48275−005 −−− HOSE BARB FITTING 26523−047 −−− CONNECTOR S1598 −−− 1/2" ID X 30" LG HOSE 18513−113...
  • Page 30 OM−05771 PA SERIES ILLUSTRATION Figure 4. 66F60C−(SAE 3/11.5) Pump End Assembly PAGE E − 8 MAINTENANCE & REPAIR...
  • Page 31 OM−05771 PA SERIES PARTS LIST 66F60C−(SAE 3/11.5) Pump End Assembly ITEM PART MAT’L PART NAME NUMBER CODE PUMP CASING 38218−303 11010 REPAIR ROTATING ASSY 44163−449 −−− HEX HEAD CAP SCREW B0604−1/2 17000 LOCK WASHER 17090 WEAR PLATE 38691−864 11010 WEAR PLATE O-RING 25152−453...
  • Page 32 OM−05771 PA SERIES ILLUSTRATION Figure 5. 44163−449 Repair Rotating Assembly PAGE E − 10 MAINTENANCE & REPAIR...
  • Page 33 OM−05771 PA SERIES PARTS LIST 44163−449 Repair Rotating Assembly ITEM PART MAT’L PART NAME NUMBER CODE IMPELLER 38615−095 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...
  • Page 34 OM−05771 PA SERIES ILLUSTRATION Figure 6. 48275−005 Priming Chamber Kit ITEM PART MAT’L PART NAME NUMBER CODE PRIMING CHAMBER ASSY 46112−709 −−− PIPE BUSHING AP1608 11999 STREET ELBOW RS08 11999 BALL VALVE 26631−052 −−− STUD C0809 15991 HEX NUT 15991...
  • Page 35 OM−05771 PA SERIES ILLUSTRATION Figure 7. 46112−709 Priming Chamber Assembly PARTS LIST ITEM PART MAT’L PART NAME NUMBER CODE PRIMING VALVE 26664−007 −−− −ORIFICE BUTTON 26688−021 −−− HEX HD CAPSCREW B0806 15991 LOCKWASHER 15991 PRIMING VALVE GASKET 38683−657 19060 PRIMING CHAMBER 38343−020...
  • Page 36 OM−05771 PA SERIES ILLUSTRATION Figure 8. 44162−176 Drive Assembly ITEM PART MAT’L PART NAME NUMBER CODE COUPLING KIT 48112−019 −−− −BUSHING 24131−498 −−− −COUPLING ASSY 24391−102 −−− −LOCK WASHER 21171−536 −−− −SOC HEAD CAPSCREW BD0606−1/2 15991 −SOC HEAD CAPSCREW 22644−220 −−−...
  • Page 37 OM−05771 PA SERIES PUMP AND SEAL DISASSEMBLY manual are performed only after estab- lishing that neither personal safety nor AND REASSEMBLY pump integrity are compromised by such practices. Review all SAFETY information in Section A. Follow the instructions on all tags, label and de- cals attached to the pump.
  • Page 38 OM−05771 PA SERIES Priming Chamber Removal And Disassembly The flapper and cover O-ring are the only service- able parts of the check valve. If the flapper requires (Figure 6) replacement, remove the hardware securing the cover. Separate the cover and O-ring and remove Disconnect both the suction piping and the air dis- the flapper.
  • Page 39 OM−05771 PA SERIES (Figure 8) the bushing and sheave off the shaft. Remove the key (30, Figure 5). Support the pump end using a hoist and sling, and Draining Oil From Seal Cavity remove the hardware (not shown) securing the pump casing to the base.
  • Page 40 OM−05771 PA SERIES move the shims (14) and clean the contacting sur- Turn faces. Tie and tag the shims or measure and re- Counterclockwise cord their thickness for ease of reassembly. Impeller Removal (Figure 5) Lathe Dog Arm With the rotating assembly removed from the pump casing, unscrew the impeller (1) in a coun- V"...
  • Page 41 OM−05771 PA SERIES Shaft and Bearing Removal and Disassembly (Figure 5) Most cleaning solvents are toxic and When the pump is properly operated and main- flammable. Use them only in a well ven- tained, the bearing housing should not require dis- tilated area free from excessive heat, assembly.
  • Page 42 OM−05771 PA SERIES If heating the bearings is not practical, use a suit- ably sized sleeve and an arbor (or hydraulic) press to install the bearings on the shaft. To prevent damage during removal from the shaft, it is recommended that bearings be cleaned and inspected in place.
  • Page 43 OM−05771 PA SERIES Lubricate the bearings as indicated in LUBRICA- NOTE TION at the end of this section. The flexible portion of the coupling must be proper- ly positioned on the shaft. The heads of the caps- Securing Bearing Housing And Drive Assembly...
  • Page 44 OM−05771 PA SERIES 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 sili- con-based lubricant such as WD40" or equivalent. A new seal assembly should be installed...
  • Page 45 OM−05771 PA SERIES SPRING RETAINER SPRING O-RING CENTERING WASHER STATIONARY IMPELLER SEAT SHIMS SHAFT SLEEVE O-RING IMPELLER SHAFT SHAFT SLEEVE IMPELLER ROTATING ELEMENT SEAL PLATE BELLOWS Figure 11. Seal Assembly the tubing wall should be as thin as possible. The length should be long enough to cover the threads on the end of the shaft.
  • Page 46 OM−05771 PA SERIES Impeller Installation And Adjustment sembly to the pump casing with the hardware (12 and 13). (Figure 5) Wear Plate And Back Cover Plate Installation Inspect the impeller (1) and replace it if cracked or And Adjustment badly worn.
  • Page 47 OM−05771 PA SERIES Align the back cover plate over the studs (20) and Discharge Check Valve Reassembly And slide it into the pump casing. Use two back cover Installation nuts on diagonally opposing studs to press the (Figure 3) back cover into the pump casing until the wear...
  • Page 48 OM−05771 PA SERIES chamber assembly on the pump casing (1, Figure Clean and reinstall the air vent. Do not over-lubri- 4). Secure the priming chamber assembly with the cate. Over-lubrication can cause the bearings to hardware (6 and 7). over-heat, resulting in premature bearing failure.
  • Page 49 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 ST. THOMAS, ONTARIO, CANADA...

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