Summary of Contents for GORMAN-RUPP PUMPS PA Series
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OM-07183-01 July 26, 2018 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST PA SERIES PUMP MODEL PA4B60-4045H FT4 GORMAN‐RUPP PUMPS www.grpumps.com 2018 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.
TABLE OF CONTENTS INTRODUCTION ..........PAGE I - 1 SAFETY ‐...
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TABLE OF CONTENTS (continued) PUMP MAINTENANCE AND REPAIR ‐ SECTION E ....PAGE E - 1 STANDARD PERFORMANCE CURVE ........PAGE E - 1 PARTS LIST: Pump Model...
PA SERIES OM-07183 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...
PA SERIES OM-07183 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-07183 PA SERIES After the pump has been installed, make Do not operate the pump without guards certain that the pump and all piping or in place over the rotating parts. Ex hose connections are tight, properly posed rotating parts can catch clothing, supported and secure before operation.
PA SERIES OM-07183 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,...
OM-07183 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 Lifting the required direction. Death or serious personal injury and damage to the pump or components Only operate this pump in the direction in...
PA SERIES OM-07183 If the pump has been mounted on a moveable Lines near the pump must be independently sup base, make certain the base is stationary by setting ported to avoid strain on the pump which could the brake and blocking the wheels before attempt...
OM-07183 PA SERIES that the openings will not permit passage of solids suction inlet at a distance 1‐1/2 times the diameter larger than the solids handling capability of the of the suction pipe. The baffle will allow entrained pump. air to escape from the liquid before it is drawn into the suction inlet.
PA SERIES OM-07183 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...
OM-07183 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-07183 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...
OM-07183 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.
OM-07183 PA SERIES AL'. After the engine starts and the unit is fully Pump Vacuum Check primed, adjust the engine RPM until the desired Read the vacuum gauge with the pump primed flow rate is achieved. and at operation speed. Shut off the pump. The vacuum gauge reading will immediately drop pro...
OM-07183 PA SERIES casing over‐heats and activates the valve. Never normal for bearings, and they can operate safely to replace this valve with a substitute which has not at least 180 F (82 been specified or provided by the Gorman‐Rupp Checking bearing temperatures by hand is inaccu...
OM-07183 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-07183 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.
OM-07183 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-07183 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-07183 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 PA4B60-4045H FT4 Based on 70 F (21 C) clear water at sea level with minimum suction lift.
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OM-07183 PA SERIES PARTS PAGE ILLUSTRATION Figure 1. Pump Model PA4B60-4045H FT4 PAGE E - 2 MAINTENANCE & REPAIR...
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OM-07183 PA SERIES Pump Model PA4B60-4045H FT4 PARTS LIST (From S/N 1683591 Up) ITEM PART PART NAME NUMBER PUMP MODEL ASSEMBLY 46133-322 POWER UNIT J DEERE 4045H FT4 46143-219 PUMP MOUNTING KIT 48157-105 BATTERY SEE OPTIONS NOT SHOWN: PRIME AIRE DECAL 38812-078 G‐R DECAL 6IN...
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OM-07183 PA SERIES ILLUSTRATION DETAIL A Figure 2. Power Unit Kit PAGE E - 4 MAINTENANCE & REPAIR...
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OM-07183 PA SERIES PARTS LIST Power Unit Kit ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER BASE / FUEL TANK ASSY 41553-066 24150 PIPE UNION AH12 11999 JOHN DEERE 4045H FT4 29224-476 VENTURI 26817-001 LIFTING BAIL KIT 48274-817...
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OM-07183 PA SERIES ILLUSTRATION Figure 3. Power Unit Kit (cont'd) PAGE E - 6 MAINTENANCE & REPAIR...
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OM-07183 PA SERIES PARTS LIST Power Unit Kit ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER BASE / FUEL TANK ASSY 41553-066 24150 PIPE UNION AH12 11999 JOHN DEERE 4045H FT4 29224-479 VENTURI 26817-001 LIFTING BAIL KIT 48274-817...
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OM-07183 PA SERIES ILLUSTRATION Figure 4. Pump Assembly PAGE E - 8 MAINTENANCE & REPAIR...
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OM-07183 PA SERIES Pump Assembly PARTS LIST ITEM PART PART NAME NUMBER PUMP END ASSY 46133-937 GASKET 1676G 18000 CHECK VALVE 4" 26642-124 -FLAPPER 26688-005 -O‐RING 25152-366 HEX NUT D10 15991 LOCK WASHER J10 15991 HEX HEAD CAP SCREW B1010 15991...
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OM-07183 PA SERIES ILLUSTRATION Ç Ç Ï Ì Ì Ç Ç Ç Î Ï Ï Ï Ç Ç Ï Ç Ç Ç Î Ì Ì Ì Ç Ç Ç Î Î Ï Î Ç Ç Ç Î Ç Ç Ç...
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OM-07183 PA SERIES PARTS LIST Pump End Assembly ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER PUMP CASING SEE NOTE BELOW IMPELLER SHAFT 38515-585 1706H IMPELLER 38628-547 10010 SIGHT GAUGE S1471 SPRING RETAINER 31167-023 15000 LOCK WASHER J10 15991...
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OM-07183 PA SERIES ILLUSTRATION Figure 6. Priming Chamber Kit PARTS LIST ITEM PART PART NAME NUMBER PRIMING CHAMBER ASSY 46112-709 PIPE BUSHING AP1608 15070 STREET ELBOW RS08 11999 BALL VALVE 26631-052 STUD C0809 15991 HEX NUT D08 15991 LOCK WASHER...
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OM-07183 PA SERIES ILLUSTRATION Figure 7. 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-07183 PA SERIES ILLUSTRATION Figure 8. Drive Assembly PAGE E - 14 MAINTENANCE & REPAIR...
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OM-07183 PA SERIES PARTS LIST Drive Assembly ITEM PART PART NAME NUMBER COUPLING KIT 48112-001 -BUSHING 24131-345 -COUPLING ASSEMBLY 44165-011 -LOCKWASHER J06 15991 -LOCKWASHER 21171-536 -SOCKET HD CAPSCREW BD0606-1/2 15991 -SOCKET HD CAPSCREW 22644-220 -SOCKET HD CAPSCREW BD0606-1/2S 15990 HEX HD CAPSCREW...
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OM-07183 PA SERIES PUMP AND SEAL DISASSEMBLY AND REASSEMBLY Before attempting to open or service the Review all SAFETY information in Section A. pump: 1. Familiarize yourself with this man Follow the instructions on all tags, label and de ual.
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PA SERIES OM-07183 pin closest to the orifice button and remove the piv necessary and keep personnel away ot pin. This will allow the linkage to be raised high from suspended objects. enough to access the orifice button. Remove the hex nut and lockwasher securing the orifice button to the linkage bar and unscrew the orifice button from the linkage bar.
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OM-07183 PA SERIES This will prevent the seal lubricant from spilling as Pump Casing Removal the impeller is removed. (Figure 5) Support the pump casing using a suitable hoist To remove the impeller, secure the shaft from rotat and sling and remove the hardware securing the ing by reaching through the discharge port and casing to the base.
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PA SERIES OM-07183 can be easily removed from the engine flywheel by bearing. making a hydraulic ram from a piece of steel bar stock. Turn the ram to a diameter of 0.983 inch (25 Remove the oil chamber plate, gasket (22) and mm).
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OM-07183 PA SERIES Rotate the bearing by hand to check for roughness nicks and burrs with a fine file or emery cloth. Re or binding and inspect the bearing rollers. If rota place the shaft if defective. tion is rough or the rollers are discolored, replace The bearing may be heated to ease installation.
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PA SERIES OM-07183 use a suitably sized sleeve and a press to reposi Position the inboard lip seal (7) in the intermediate tion the bearing. bore with the lip positioned as shown in Figure 5 and press it into the intermediate until it is just flush...
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OM-07183 PA SERIES the setscrews to 14.6 ft. lbs. (175 in. lbs. or 2 m. NOTE kg.). The stationary seat and O‐ring for the shaft seal as sembly may be installed in the pump casing before If the pilot bushing (18, Figure 5) was removed, po...
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PA SERIES OM-07183 the complete seal; never mix old and new seal matter. parts. To ease installation of the seal, lubricate the sta tionary seat O‐ring, bellows and shaft sleeve with If a replacement seal is being used, remove it from...
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OM-07183 PA SERIES Continue to push the sleeve through the seal until it suction head; otherwise binding and/or ex seats squarely against the shaft shoulder. cessive wear will result. Install the seal spring and spring holder (3). Inspect the impeller and replace it if cracked or badly worn.
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PA SERIES OM-07183 Make sure the jacking screws (40) do not interfere (Figure 6) with the suction head seating. Install the baffle (9) and gasket (8) and use a sling and suitable lifting device to position the priming chamber assembly on the hopper spool (not Discharge Check Valve Assembly And shown).
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OM-07183 PA SERIES There are no provisions in the bearing cavity to do not allow the oil level to drop below the drain or flush the lubricant. The pump and interme line on the sight gauge. diate must be disassembled to completely clean and maintain this cavity.
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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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