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GORMAN-RUPP PUMPS 60 Series Installation, Operation, And Maintenance Manual With Parts List

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AE
OM−01420−OP04
July 15, 1998
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
60 SERIES PUMPS
MODEL
64A2−G
THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO
D
GORMAN-RUPP OF CANADA LIMITED
ST. THOMAS, ONTARIO, CANADA
Printed in U.S.A.
E
Copyright by the Gorman-Rupp Company

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  • Page 1 OM−01420−OP04 July 15, 1998 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST 60 SERIES PUMPS MODEL 64A2−G THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO GORMAN-RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. Copyright by the Gorman-Rupp Company...
  • Page 2 The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ........... PAGE I −...
  • Page 4 TABLE OF CONTENTS (continued) Pump End Assy ............PAGE E −...

  • Page 5: Introduction

    Rupp pump. The pump is close-coupled to a 550 RPM gearbox This pump is a 60 Series, semi-open impeller, cen- speed increaser with a 4.82:1 ratio. Power is trans- trifugal model with a straight-in suction, without a mitted to the gearbox through a universal shaft as- suction check valve.
  • Page 6 60 SERIES OM−01420 SAFETY − SECTION A This information applies to 60 Series or flammable materials, or any liquids PTO Driven pumps. Refer to the manual which may damage the pump or endan- accompanying the power source before ger personnel as a result of pump fail- attempting to begin operation.
  • Page 7 60 SERIES OM−01420 The gearbox provided on this pump is Pumps and related equipment must be in- designed for operation at a maximum in- stalled and operated according to all na- put speed of 550 RPM. If operated at a tional, local and industry standards.

  • Page 8: Installation − Section B

    60 SERIES OM−01420 INSTALLATION − SECTION B Review all Safety information in Section A. to the pump is critical to performance and safety, be sure to limit the incoming pressure to 50% of the Since pump installations are seldom identical, this...

  • Page 9: Positioning Pump

    OM−01420 60 SERIES ing, check for loose hardware at mating sur- If the pump has been mounted on a movable base, faces. make certain the base is stationary by setting the brake and blocking the wheels before attempting c. Carefully read all tags, decals, and markings to operate the pump.

  • Page 10: Gauges

    60 SERIES OM−01420 lines are used, they should have adequate support This pump is designed to handle up to 3/8 inch (9,7 to secure them when filled with liquid and under mm) diameter spherical solids. pressure. Sealing Gauges Since even a slight leak will affect priming, head,...

  • Page 11: Discharge Lines

    OM−01420 60 SERIES reduce the inlet velocity. Calculate the required on the increased opening size (area or diameter). submergence using the following formula based Figure 2. Recommended Minimum Suction Line Submergence vs. Velocity DISCHARGE LINES Siphoning If the application involves a high discharge...
  • Page 12 60 SERIES OM−01420 power take off shaft, disconnect the drive shaft must rotate in the direction shown on the body of the pump, and on decals, tags, and la- power source or take other precautions bels. to ensure that the unit will remain inop- erative.

  • Page 13: Operation − Section C

    OM−01420 60 SERIES OPERATION − SECTION C Review all SAFETY information in Section A. Since this pump is not self-priming, it is equipped with a hand-operated vacuum priming pump, and Follow the instructions on all tags, labels and a spring-loaded check valve.

  • Page 14: Starting

    OM−01420 60 SERIES Strainer Check STARTING If a suction strainer has been shipped with the Consult the operations manual furnished with the pump or installed by the user, check the strainer power source. regularly, and clean it as necessary. The strainer...

  • Page 15: Cold Weather Preservation

    OM−01420 60 SERIES liquid during the draining process. Clean out any remaining solids by flushing with a hose. GEARBOX TEMPERATURE CHECK If the application involves a high discharge head, gradually close the discharge The gearbox runs higher than ambient tempera- throttling valve before stopping the pump.

  • Page 16: Troubleshooting − Section D

    60 SERIES OM−01420 TROUBLESHOOTING − SECTION D Review all SAFETY information in Section A. 2. Disconnect the power source to ensure that the pump will remain inoperative. 3. Allow the pump to completely cool if overheated. 4. Check the temperature before...

  • Page 17: Preventive Maintenance

    OM−01420 60 SERIES Table D-1 Troubleshooting Chart (continued) TROUBLE CAUSE REMEDY PUMP STOPS OR Suction lift too high. Measure lift with vacuum gauge. Reduce lift FAILS TO DELIVER and/or friction losses in suction line. RATED FLOW OR PRESSURE (cont.) Strainer clogged.
  • Page 18 60 SERIES OM−01420 be documented at each inspection for comparison For new applications, a first inspection of wearing as well. Also, if records indicate that a certain part parts at 250 hours will give insight into the wear rate (such as the seal) fails at approximately the same for your particular application.

  • Page 19: Pump Maintenance And Repair − Section E

    OM−01420 60 SERIES PUMP MAINTENANCE AND REPAIR − SECTION E MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPER- ATING PERFORMANCE. STANDARD PERFORMANCE FOR PUMP MODEL 64A2-G Based on 70_ F (21 _ C) clear water at sea level Contact the Gorman-Rupp Company to verify per- formance or part numbers.
  • Page 20 OM−01420 60 SERIES SECTION DRAWING Figure 1. 64A2-G Pump Model PAGE E − 2 MAINTENANCE & REPAIR...

  • Page 21: Parts Lists

    OM−01420 60 SERIES PARTS LIST 64A2-G Pump Model (From S/N 1152040 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 MAT’L...
  • Page 22 OM−01420 60 SERIES SECTION DRAWING Figure 2. 64A2−(G) Pump End Assy PAGE E − 4 MAINTENANCE & REPAIR...
  • Page 23 OM−01420 60 SERIES PARTS LIST 64A2−(G) Pump End Assy ITEM PART MAT’L PART NAME NUMBER CODE PUMP CASING ASSEMBLY 6411 10010 IMPELLER 6371 10010 GREASE SEAL ASSY GS1250 −−− PIPE NIPPLE T0412 15079 PIPE COUPLING AE04 15079 GREASE CUP S1509 −−−...
  • Page 24 OM−01420 60 SERIES SECTION DRAWING Figure 3. 44161−031 Gearbox Assy PAGE E − 6 MAINTENANCE & REPAIR...
  • Page 25 OM−01420 60 SERIES PARTS LIST 44161−031 Gearbox Assy ITEM PART MAT’L PART NAME NUMBER CODE GEAR HOUSING 6412A 10010 GASKET 12934G 18000 BALL BEARING S1088 −−− AIR VENT FITTING S2162 −−− REDUCING BUSHING AP0602 15079 SHIPPING PLUG 11495A 15079 BALL BEARING S1088 −−−...
  • Page 26 OM−01420 60 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.
  • Page 27 60 SERIES OM−01420 the jacking screws (24) to jack the suction head the gearbox (7). Carefully slide the pump casing and wear ring out of the pump casing. Remove the and seal assembly off the shaft as a unit. pump casing gasket (13).
  • Page 28 OM−01420 60 SERIES The seal is not normally reused because wear pat- age. Clean and polish the seal liner, or replace it if terns on the finished faces cannot be realigned there are nicks or cuts on either end. If any compo- during reassembly.
  • Page 29 60 SERIES OM−01420 a new seal liner to press the old liner out. After the Install the spacer sleeve and spring. new liner is properly installed, a 1/4-inch diameter Subassemble the outboard stationary seat, pack- (6,35 mm) hole must be drilled through it to permit ing ring and spring washer.
  • Page 30 OM−01420 60 SERIES After the impeller is properly positioned, install the Install the discharge check valve assembly (2) and impeller washer (21) and lockwasher (23), and se- secure it to the pump casing with the previously re- cure by torquing the impeller capscrew (22) to 49 moved hardware.
  • Page 31 60 SERIES OM−01420 Gearbox Disassembly when the shaft is removed, use a suitable puller to remove it from the housing. (Figure 3) Before attempting to disassemble the gearbox, re- Use a suitable puller to remove the bearings (3 and move the drain plug (24) and drain the gearbox lu- 13) from the pinion and drive shafts.
  • Page 32 OM−01420 60 SERIES Rotate the bearings by hand to check for rough- shaft, never press or hit against the outer ness or binding and inspect the bearing balls. If race, balls, or ball cage. Press only on the rotation is rough or the bearing balls are discol- inner race.
  • Page 33 60 SERIES OM−01420 Apply a light coating of oil to the lip of the oil seal Gearbox Installation (14), and press it into the bearing cap (17) with the (Figure 1) lip positioned as shown in Figure 3. The face of the...
  • Page 34 OM−01420 60 SERIES Gearbox (Figure 3) Monitor the condition of the gearbox lubri- The gearbox was fully lubricated when shipped from the factory. Check the oil level regularly with cant regularly for evidence of rust or mois- the dipstick (26) and maintain it at the proper level.

This manual is also suitable for:

64a2-g

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