Summary of Contents for GORMAN-RUPP PUMPS PA Series
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OM-07476-01 October 21, 2021 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST PA SERIESr PUMP MODEL PA6C60D-4045T FT4-ESP GORMAN‐RUPP PUMPS www.grpumps.com 2021 Gorman‐Rupp Pumps Printed in U.S.A.
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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.
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TABLE OF CONTENTS INTRODUCTION ..........PAGE I - 1 SAFETY ‐...
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TABLE OF CONTENTS (continued) Engine Fuel Filter ............PAGE C - 4 Engine Oil .
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PA SERIES OM-07476 INTRODUCTION Thank You for purchasing a Gorman‐Rupp pump. HAZARD AND INSTRUCTION Read this manual carefully to learn how to safely DEFINITIONS install and operate your pump. Failure to do so could result in personal injury or damage to the The following are used to alert maintenance per...
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PA SERIES OM-07476 SAFETY ‐ SECTION A This information applies to Prime Aire the positive battery cable before per Series pumps. Refer to the manual ac forming any maintenance. Failure to do companying the engine or power so may result in serious personal injury.
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OM-07476 PA SERIES After the pump has been installed, make Make sure the pump is level. Lower jack certain that the pump and all piping or stands and chock the wheels, if so hose connections are tight, properly equipped. Use caution when positioning supported and secure before operation.
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PA SERIES OM-07476 INSTALLATION - SECTION B Review all SAFETY information in Section A. configuration, and priming must be tailored to the specific application. Since the pressure supplied Since pump installations are seldom identical, this to the pump is critical to performance and safety,...
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OM-07476 PA SERIES c. Carefully read all tags, decals, and markings POSITIONING PUMP on the pump assembly, and perform all duties indicated. Note that the pump shaft rotates in the required direction. Lifting Only operate this pump in the direction in...
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PA SERIES OM-07476 to secure them when filled with liquid and under pressure. Gauges If the pump has been mounted on a mov able base, do not attempt to operate the The pump is drilled and tapped for installing dis...
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OM-07476 PA SERIES Sealing air to escape from the liquid before it is drawn into the suction inlet. Since even a slight leak will affect priming, head, If two suction lines are installed in a single sump, and capacity, especially when operating with a...
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PA SERIES OM-07476 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...
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OM-07476 PA SERIES Float Switch Installation pipe is available, attach the float switch cable to the standpipe in the sump at the approxi mate desired liquid level. The Float Switch autostart system employs either a single or double float switch, where a bulb raises or lowers (floats) with the liquid level, thus activating b.
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PA SERIES OM-07476 that the liquid in the priming chamber never fully Next, install a drain line between the pump drain freezes. and the wet well or sump. This line must remain submerged in the liquid below the pump down lev...
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OM-07476 PA SERIES OPERATION - SECTION C OPERATION Review all SAFETY information in Section A. Make sure the pump is level. Lower jack Follow the instructions on all tags, labels and stands and chock the wheels, if so decals attached to the pump.
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OM-07476 PA SERIES down the pump and consult Maintenance and OPERATIONAL CHECKS Repair, Section E for further details. ROUTINE OPERATION 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 Do not operate an internal combustion expelled into the atmosphere during oper...
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OM-07476 PA SERIES restart automatically when the liquid rises and acti pletely cool before servicing. Do not re vates the “On” liquid level device(s). move plates, covers, gauges, or fittings from an overheated pump. Liquid within the pump can reach boiling tempera...
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OM-07476 PA SERIES normal for bearings, and they can operate safely to Consult the manual accompanying the engine, at least 180 F (82 and change the oil filter periodically as indicated. If operated under extremely dusty conditions, Checking bearing temperatures by hand is inaccu...
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OM-07476 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.
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OM-07476 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.
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OM-07476 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.
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OM-07476 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) V‐Belts (If So Equipped)
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OM-07476 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 PA6C60D-4045T FT4-ESP Based on 70 F (21 C) clear water at sea level Contact the Gorman‐Rupp Company to verify per...
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OM-07476 PA SERIES PARTS PAGE ILLUSTRATION 21 22 Figure 1. Pump Model PA6C60D-4045T FT4-ESP PAGE E - 2 MAINTENANCE & REPAIR...
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OM-07476 PA SERIES Pump Model PA6C60-4045T FT4-ESP PARTS LIST (From S/N 1777486 Up) ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER PUMP END ASSY 46183-244 HEX HEAD CAP SCREW B1214 15991 POWER UNIT 46143-246 GASKET 25113-036 ENCLOSURE ASSY 42164-064 DISCHARGE FLANGE 6"...
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OM-07476 PA SERIES ILLUSTRATION Figure 2. Pump Model PA6C60D-4045T FT4-ESP con't PAGE E - 4 MAINTENANCE & REPAIR...
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OM-07476 PA SERIES Pump Model PA6C60-4045T FT4-ESP PARTS LIST ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER PUMP END ASSY 46183-244 HEX HEAD CAP SCREW B1214 15991 POWER UNIT 46143-246 GASKET 25113-036 ENCLOSURE ASSY 42164-064 DISCHARGE FLANGE 6"...
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OM-07476 PA SERIES ILLUSTRATION PANEL MOUNT 11 12 13 14 16 17 18 19 Figure 3. Power Unit Kit PAGE E - 6 MAINTENANCE & REPAIR...
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OM-07476 PA SERIES PARTS LIST Power Unit Kit ITEM PART PART NAME NUMBER BASE / FUEL TANK ASSEMBLY 41553-076 24150 LIFTING BAIL KIT 48274-815 JOHN DEERE 4045T FT4 ENGINE 29224-473 CONTROL PANEL SUPPORT 34812-003 15120 ADAPTER BRACKET 34512-076 15120 LOCK WASHER...
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OM-07476 PA SERIES ILLUSTRATION Figure 4. Pump Assembly PAGE E - 8 MAINTENANCE & REPAIR...
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OM-07476 PA SERIES Pump Assembly PARTS LIST ITEM PART PART NAME NUMBER PUMP END ASSY 46133-687 PRIMING CHAMBER KIT 48275-006 HOSE FITTING 26523-394 T-BOLT CLAMP 1.5 IN 26518-181 1" ID X 16.00" LG HOSE 18513-321 STREET ELBOW RS16 11999 REDUCER PIPE BUSHING...
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OM-07476 PA SERIES ILLUSTRATION Figure 5. Pump End Assembly PAGE E - 10 MAINTENANCE & REPAIR...
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OM-07476 PA SERIES PARTS LIST Pump End Assembly ITEM PART PART NAME NUMBER PUMP CASING SEE NOTE BELOW ROTATING ASSEMBLY 44163-445 PIPE PLUG P08 15079 STREET ELBOW 25412-004 STUD C1213 15991 O-RING 25152-453 WEAR PLATE 38691-864 11010 O-RING S1676 LOCK WASHER...
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OM-07476 PA SERIES ILLUSTRATION Ç Ç Ç Ç Ç Ç Ç Ç Ç Ç Ç Î Î Î Î Î Ç Ç Ç Ç Ç Ç Ç Ç Ç Î Î Î Î Î Ï Ï Ì Ì Ï Ç Ç...
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OM-07476 PA SERIES PARTS LIST Repair Rotating Assembly ITEM PART PART NAME NUMBER 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...
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OM-07476 PA SERIES ILLUSTRATION Figure 7. Priming Chamber Kit ITEM PART PART NAME NUMBER BALL VALVE 26631-054 STREET ELBOW RS16 11999 PRIMING CHAMBER ASSY 46112-709 HEX NUT D08 15991 LOCK WASHER J08 15991 STUD C0809 15991 BAFFLE 31113-011 17000 GASKET...
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OM-07476 PA SERIES ILLUSTRATION Figure 8. Priming Chamber Assembly PARTS LIST ITEM PART PART NAME NUMBER PRIMING VALVE 26664-007 -ORIFICE BUTTON 26688-021 HEX HD CAPSCREW B0806 15991 LOCKWASHER J08 15991 PRIMING VALVE GASKET 38683-657 19060 PRIMING CHAMBER 38343-020 10000 STRAINER ASSY...
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OM-07476 PA SERIES PUMP AND SEAL DISASSEMBLY 3. Allow the pump to completely cool if overheated. AND REASSEMBLY 4. Check the temperature and make sure it is cool before opening any Review all SAFETY information in Section A. covers, plates, gauges, or plugs.
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OM-07476 PA SERIES If the priming valve float is stuck or the strainer (6) is good working condition and of suffi clogged, it can usually be cleaned without further cient capacity and that they are posi disassembly. tioned so that loads will be balanced...
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OM-07476 PA SERIES (14, Figure 4). Disconnect the suction hose (5, Fig slide the coupling off the shaft. Remove the shaft ure 4) from the diaphragm primer by removing the key (3). hose clamp (4, Figure 4). Disengage the mounting It is not necessary to remove the outer ring of the hardware (8, 9 and 10, Figure 4) securing the di...
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OM-07476 PA SERIES leased as the impeller is removed. Inspect the im Turn peller and replace if cracked or badly worn. Counterclockwise Remove the impeller adjusting shims (28); tie and tag the shims, or measure and record their thick ness for ease of reassembly.
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OM-07476 PA SERIES Disengage the hardware (14 and 15) and remove Rotate the bearings by hand to check for rough the drive flange (9), gasket (16) and oil seal (11). ness or binding and inspect the bearing balls. If ro...
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OM-07476 PA SERIES Figure 6. Press the oil seal into the housing until the It is recommended that a sleeve be positioned face is just flush with the counterbored surface to against the inboard oil seal to prevent the lip of the ward the inside of the bearing housing.
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OM-07476 PA SERIES ly positioned on the shaft. The heads of the caps tion of the coupling with a non‐petroleum based crews in the center of the coupling must be posi lubricant such as vegetable oil or glycerin, or a sili...
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OM-07476 PA SERIES RETAINER SEAL PLATE SPRING O‐RINGS IMPELLER SLEEVE O‐RING IMPELLER SHIMS IMPELLER SHAFT INTEGRAL SHAFT ROTATING SLEEVE ELEMENT BELLOWS SPRING CENTERING WASHER STATIONARY SEAT DRIVE BAND Figure 11. Seal Assembly the O‐ring down the shaft until it seats against the shaft shoulder.
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OM-07476 PA SERIES 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 The shaft and impeller threads must be hardware securing the rotating assembly to the completely clean before reinstalling the im...
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OM-07476 PA SERIES Priming Chamber Assembly and Installation (Figure 8) Clean and inspect the components of the priming valve (1). Inspect the linkage and ensure the orifice button (not shown) squarely engages the valve seat. Replace the orifice button if required (see Priming Chamber Removal and Disassembly for orifice button removal).
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OM-07476 PA SERIES have just a little oil on it. Clean and reinstall the tinuously or installed in an environment with rapid vented plug. Check the oil level regularly through temperature change. the sight gauge (23) and maintain it at the midpoint of the gauge.
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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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