Summary of Contents for GORMAN-RUPP PUMPS PAH6A60-6090H
Page 1
OM-06447-04 July 20, 2017 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST PAH SERIESr PUMP MODEL PAH6A60-6090H GORMAN‐RUPP PUMPS www.grpumps.com 2017 Gorman‐Rupp Pumps Printed in U.S.A.
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.
PAH SERIES OM-06447 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...
PAH SERIES OM-06447 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. source before attempting to begin oper...
Page 7
OM-06447 PAH SERIES certain that the pump and all piping or fingers or tools, causing severe injury to hose connections are tight, properly personnel. supported and secure before operation. Make sure the pump is level. Lower jack stands and chock the wheels, if so Do not operate the pump against a equipped.
See Figure 1 for the approximate physical dimen some of the information such as mounting, line sions of this pump. OUTLINE DRAWING Figure 1. Pump Model PAH6A60-6090H PREINSTALLATION INSPECTION a. Inspect the pump for cracks, dents, damaged threads, and other obvious damage.
OM-06447 PAH 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. Death or serious personal injury and damage to the pump or components can occur if proper lifting procedures are not observed.
PAH SERIES OM-06447 Connections to Pump including the bearings, shaft and/or bear ing housing may occur if the pump is oper Before tightening a connecting flange, align it ex ated for an extended period of time on an actly with the pump port. Never pull a pipe line into unlevel surface.
OM-06447 PAH SERIES If a strainer not furnished with the pump is installed If it is necessary to position inflow close to the suc by the pump user, make certain that the total area tion inlet, install a baffle between the inflow and the of the openings in the strainer is at least three or suction inlet at a distance 1‐1/2 times the diameter four times the cross section of the suction line, and...
PAH SERIES OM-06447 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.
OM-06447 PAH 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.
Page 14
PAH SERIES OM-06447 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 The second method involves configuring the el of the liquid level control device;...
OM-06447 PAH 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. in the suction line will be discharged from the educ...
OM-06447 PAH SERIES box to the “MANUAL ” position, then press and hold If full priming is not achieved, the discharge check the “ENTER” button until the engine starts. valve may be malfunctioning. If this occurs, shut down the pump and consult the separate Mainte nance and Repair manual for further details.
OM-06447 PAH SERIES Allow an over‐heated pump to com This pump is equipped with automatic pletely cool before servicing. Do not re liquid level controls, and is subject to move plates, covers, gauges, or fittings automatic restart. Keep hands and from an overheated pump.
Page 18
OM-06447 PAH SERIES After stopping the pump, switch off the engine igni the unit and/or injury to personnel. Safe tion and remove the key to ensure that the pump ty shutdown features are pre‐set at the will remain inoperative. factory; do not attempt to adjust any of the settings.
Page 19
OM-06447 PAH SERIES conditions, change the filter more frequently. Irreg COLD WEATHER PRESERVATION ular performance and loss of power usually indi cate a dirty fuel filter. If the pump will be idle for an extended period of time in below freezing conditions, drain the pump and priming hopper to prevent damage from freez...
Page 20
OM-06447 PAH 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 21
OM-06447 PAH 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 22
OM-06447 PAH 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. Suction and discharge lines not prop...
Page 23
OM-06447 PAH 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) Air Release Valve Plunger Rod (If So Equipped) Front Impeller Clearance (Wear Plate)
Page 24
PAH 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 PAH6A60-6090H Based on 70 F (21 C) clear water at sea level Contact the Gorman‐Rupp Company to verify per...
Page 25
OM-06447 PAH SERIES PARTS PAGE ILLUSTRATION Figure 1. Pump Model PAH6A60-6090H PAGE E - 2 MAINTENANCE & REPAIR...
Page 26
OM-06447 PAH SERIES Pump Model PAH6A60-6090H PARTS LIST (From S/N 1648698 Up) ITEM PART PART NAME NUMBER PUMP END ASSEMBLY 46183-140 POWER UNIT 46143-152 BATTERY SEE OPTIONS PUMP MOUNTING KIT 48157-094 NOT SHOWN: G‐R DECAL GR-06 PRIME AIRE PLUS DECAL...
Page 27
OM-06447 PAH SERIES ILLUSTRATION Figure 2. John Deere Power Unit Kit PAGE E - 4 MAINTENANCE & REPAIR...
Page 28
OM-06447 PAH SERIES PARTS LIST John Deere Power Unit Kit ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER JD 6090H TIER 3 ENGINE 29224-363 HOSE BARB FITTING 26523-061 LIFTING BAIL KIT 48274-808 PIPE NIPPLE T0822 15079 CNTRL PANEL INSTALL KIT48122-544 2/O CABLE SUB ASS'Y 47311-214 BATTERY BOX ASSY...
Page 29
OM-06447 PAH SERIES ILLUSTRATION Figure 3. John Deere Power Unit Kit (cont'd) PAGE E - 6 MAINTENANCE & REPAIR...
Page 30
OM-06447 PAH SERIES PARTS LIST John Deere Power Unit Kit (cont'd) ITEM PART NAME PART ITEM PART NAME PART NUMBER NUMBER JD 6090H TIER 3 ENGINE 29224-363 HOSE BARB FITTING 26523-061 LIFTING BAIL KIT 48274-808 PIPE NIPPLE T0822 15079 CNTRL PANEL INSTALL KIT48122-544 2/O CABLE SUB ASS'Y 47311-214 BATTERY BOX ASSY...
Page 31
OM-06447 PAH SERIES ILLUSTRATION Figure 4. Pump End Assembly PAGE E - 8 MAINTENANCE & REPAIR...
Page 32
OM-06447 PAH SERIES Pump End Assembly PARTS LIST ITEM PART PART NAME NUMBER REPAIR ROTATING ASSEMBLY 44163-654 O‐RING 25152-387 PIPE PLUG P08 15079 PUMP CASING SEE NOTE BELOW STUD C1211 15991 LOCK WASHER J12 15991 HEX NUT D12 15991 PRIMING CHAMBER KIT 48275-005 G‐R DECAL GR-06...
Page 33
OM-06447 PAH SERIES ILLUSTRATION Figure 5. Repair Rotating Assembly PAGE E - 10 MAINTENANCE & REPAIR...
Page 34
OM-06447 PAH SERIES PARTS LIST Repair Rotating Assembly ITEM PART PART NAME NUMBER SOCKET HEAD CAP SCREW DM1206 15991 WASHER NORD-LOCK 3/4" 21177-224 IMPELLER WASHER 31167-042 17000 ROLL PIN S2197 IMPELLER 38621-734 11010 SHIM SET 48261-033 MECH SEAL 25285-822 SHAFT SLEEVE 31163-022 17000 O‐RING 25152-150...
Page 35
OM-06447 PAH 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 J08 15991 GASKET 38687-053 19060...
Page 36
OM-06447 PAH 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 46641-222 17000 INDICATES PARTS RECOMMENDED FOR STOCK MAINTENANCE &...
Page 37
OM-06447 PAH SERIES ILLUSTRATION Figure 8. Drive Assembly PARTS LIST ITEM PART PART NAME NUMBER COUPLING KIT 48112-017 -BUSHING 24131-433 -COUPLING ASSEMBLY 24391-109 -LOCK WASHER 21171-905 -SOCKET HEAD CAP SCREW BD0810 15990 -SOCKET HEAD CAP SCREW 22644-226 HEX HEAD CAP SCREW B0706 15991 HEX HEAD CAP SCREW 22645-164...
Page 38
OM-06447 PAH SERIES PUMP AND SEAL DISASSEMBLY pump integrity are compromised by such practices. AND REASSEMBLY Review all SAFETY information in Section A. Follow the instructions on all tags, label and de cals attached to the pump. Before attempting to open or service the pump: This pump requires little service due to its rugged, 1.
Page 39
OM-06447 PAH SERIES charge check valve assembly and gasket (not authorized parts may result in damage to shown) from the pump assembly (4). the equipment and/or injury to personnel and will invalidate the warranty. The flapper and cover O‐ring are the only service able parts of the check valve.
Page 40
OM-06447 PAH SERIES vent the oil in the seal cavity from escaping as the Use a pair of stiff wires with hooked ends to remove impeller is removed. the stationary element from the seal plate bore. An alternate method of removing the stationary Position a clean container under the seal cavity seal components is to remove the hardware (14 drain plug (18).
Page 41
OM-06447 PAH SERIES Clean the bearings thoroughly in fresh cleaning is not recommended. These operations solvent. Dry the bearings with filtered compressed should be performed only in a properly air and coat with light oil. equipped shop by qualified personnel. NOTE There are no provisions for draining the lubricant from the pedestal.
Page 42
OM-06447 PAH SERIES The bearings may be heated to ease installation. Slide the shaft and assembled bearings into the An induction heater, hot oil bath, electric oven, or pedestal until the inboard bearing is fully seated hot plate may be used to heat the bearings. Bear against the bearing retaining ring.
Page 43
OM-06447 PAH SERIES Apply a light coating of oil to the lip of the oil seal The end of the shaft must be extend 1.10 (31) and press it into the drive flange (30) with the inches (27,9 mm) from the face of the lip positioned as shown in Figure 5.
Page 44
OM-06447 PAH SERIES Clean the seal cavity and shaft with a cloth soaked any time the old seal is removed from the in fresh cleaning solvent. Inspect the stationary pump. Wear patterns on the finished faces seat bore in the seal plate for dirt, nicks and burrs, cannot be realigned during reassembly.
Page 45
OM-06447 PAH SERIES water. Do not use oil or any substitute lubricant casing over the rotating assembly. Install the hard other than water. ware (6 and 7) on the studs (5) and use the hard ware to fully seat the pump casing against the seal Slide the rotating subassembly (consisting of the plate (10, Figure 5).
Page 46
OM-06447 PAH SERIES Adjust the orifice button seating as necessary by install the vented plug. Check the oil level regularly screwing the orifice button into or out of the linkage and maintain it at the middle of the sight gauge. bar.
Page 47
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...
Need help?
Do you have a question about the PAH6A60-6090H and is the answer not in the manual?
Questions and answers