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GORMAN-RUPP T Series Installation, Operation And Maintenance Manual

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INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO
GORMAN-RUPP OF CANADA LIMITED
WITH PARTS LIST
T SERIES PUMPS
MODEL
T8A3---B---F4L
ST. THOMAS, ONTARIO, CANADA
D
E
Copyright by the Gorman-Rupp Company
OM-04326---OE02
June 16, 1997
Printed in U.S.A.

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  • Page 1 OM-04326---OE02 June 16, 1997 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST T SERIES PUMPS MODEL T8A3---B---F4L 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 --- 1 WARNINGS --- SECTION A .
  • Page 4 TABLE OF CONTENTS (continued) PUMP MAINTENANCE AND REPAIR --- SECTION E ....PAGE E --- 1 PERFORMANCE CURVE ............PAGE E --- 1 PARTS LISTS: Pump Model...

  • Page 5: Introduction

    Rupp pump. sonnel to procedures which require special atten- tion, to those which could damage equipment, and This pump is a T Series, semi-open impeller, self- to those which could be dangerous to personnel: priming centrifugal model with a suction check valve.
  • Page 6 T SERIES OM -- 04326 SAFETY - SECTION A This information applies to T Series en- may damage the pump or endanger per- gine driven pumps. Refer to the manual sonnel as a result of pump failure. accompanying the engine before at- tempting to begin operation.
  • Page 7 OM -- 04326 T SERIES charge valve, pump components will deteriorate, and the liquid could come to a boil, build pressure, and cause the pump casing to rupture or explode. Fuel used by internal combustion en- gines presents an extreme explosion and fire hazard.

  • Page 8: Installation

    Most of the information pertains to a standard For further assistance, contact your Gorman-Rupp static lift application where the pump is posi- distributor or the Gorman-Rupp Company. tioned above the free level of liquid to be pumped.

  • Page 9: Battery Specifications And Installation

    4,045 pounds (1835 kg), not includ- anything appears to be abnormal, contact your ing the weight of accessories and optional wheel Gorman-Rupp distributor or the factory to deter- kit. Customer installed equipment such as suction mine the repair or updating policy. Do not put the...

  • Page 10: Clearance

    T SERIES OM -- 04326 to 30_ off horizontal for intermittent operation lines are used, they should have adequate support only; however, the engine manufacturer should be to secure them when filled with liquid and under consulted for continuous operation at angles pressure.

  • Page 11: Sealing

    OM -- 04326 T SERIES Sealing of the suction pipe. The baffle will allow entrained air to escape from the liquid before it is drawn into Since even a slight leak will affect priming, head, the suction inlet. and capacity, especially when operating with a...

  • Page 12: Discharge Lines

    Gorman-Rupp Automatic throttling valve before stopping the pump. Air Release Valve be installed in the bypass line. Gorman-Rupp Automatic Air Release Valves are Bypass Lines reliable, and require minimum maintenance. See Automatic Air Release Valves in this section for Self-priming pumps are not air compressors.

  • Page 13: Automatic Air Release Valve

    When properly installed and correctly adjusted to the specific hydraulic operating conditions of the Some leakage (1 to 5 gallons (3,8 to 18,9 application, the Gorman-Rupp Automatic Air Re- Liters) per minute) will occur when the lease Valve will permit air to escape through the by- valve is fully closed.

  • Page 14: Air Release Valve Installation

    1 Contact your Gorman-Rupp distributor or the Gor- inch NPT pipe threads. The outlet should be con- man-Rupp Company for information about installa-...

  • Page 15: Alignment

    Coupling and alignment adjustments may be When mounted at the Gorman-Rupp factory, driver made by loosening the hold-down bolts and shift- and pump are aligned before shipment. Misalign- ing the driver and/or pump, or by shimming as re- ment can occur in transit and handling.

  • Page 16: Operation

    OPERATION cated (see LUBRICATION in MAINTENANCE AND REPAIR). A Gorman-Rupp automatic air release valve may This pump is self-priming, but the pump should be installed in a bypass line, or the bypass line may never be operated unless there is liquid in the be left open.

  • Page 17: Lines With A Bypass

    Lines With A Bypass ing it. Refill the pump casing with cool liquid. If a Gorman-Rupp Automatic Air Release Valve has been installed, the valve will automatically open to allow the pump to prime, and automatically close after priming is complete (see INSTALLATION for Air Release Valve operation).

  • Page 18: Pump Vacuum Check

    OM -- 04326 T SERIES Pump Vacuum Check Cold Weather Preservation In below freezing conditions, drain the pump to With the pump inoperative, install a vacuum gauge prevent damage from freezing. Also, clean out any in the system, using pipe dope on the threads.

  • Page 19: Troubleshooting

    T SERIES OM -- 04326 TROUBLESHOOTING --- SECTION D Review all SAFETY information in Section A. Before attempting to open or service the pump: 1. Familiarize yourself with this manual. 2. Switch off engine ignition and dis- connect the positive battery cable to ensure that the pump will remain in- operative.
  • Page 20 OM -- 04326 T SERIES Table 1. Trouble Shooting Chart (cont.) TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR FAILS Leaking or worn seal or pump gas- Check pump vacuum. Replace ket. leaking or worn seal or gasket. TO DELIVER RATED FLOW OR PRESSURE (cont.)
  • Page 21 T SERIES OM -- 04326 Table 1. Trouble Shooting Chart (cont.) TROUBLE POSSIBLE CAUSE PROBABLE REMEDY BEARINGS RUN TOO Bearing temperature is high, but Check bearing temperature regular- within limits. ly to monitor any increase. Low or incorrect lubricant. Check for proper type and level of lubricant.

  • Page 22: Pump Maintenance And Repair

    OPERATING PERFORMANCE. STANDARD PERFORMANCE FOR PUMP MODEL T8A3-- B -- F4L Based on 70_ F (21_ C) clear water at sea level Contact the Gorman-Rupp Company to verify per- with minimum suction lift. Since pump installations formance or part numbers.
  • Page 23 OM -- 04326 T SERIES SECTION DRAWING Figure 1. Pump Model T8A3---B---F4L PAGE E -- 2 MAINTENANCE & REPAIR...

  • Page 24: Parts Lists

    PARTS LIST Pump Model T8A3---B---F4L (From S/N 1131762 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 25 OM -- 04326 T SERIES SECTION DRAWING Figure 2. T8A3---B---(F4L) Pump End Assembly PAGE E -- 4 MAINTENANCE & REPAIR...
  • Page 26 T SERIES OM -- 04326 PARTS LIST T8A3---B---(F4L) Pump End Assembly ITEM PART NAME PART MAT’L ITEM PART NAME PART MAT’L NUMBER CODE NUMBER CODE PUMP CASING 38224--- 705 10010 DISCHARGE STICKER 6588BJ --- --- --- REPAIR ROTATING ASSY 44163--- 119...
  • Page 27 OM -- 04326 T SERIES SECTION DRAWING Figure 3. 44163---119 Repair Rotating Assembly PAGE E -- 6 MAINTENANCE & REPAIR...
  • Page 28 T SERIES OM -- 04326 PARTS LIST 44163---119 Repair Rotating Assembly ITEM PART MAT’L PART NAME NUMBER CODE IMPELLER 12349 11000 SEAL ASSEMBLY 12590 --- --- --- SEAL PLATE 12350 10010 OIL SEAL S1917 --- --- --- SEAL PLATE GSKT...

  • Page 29: Pump And Seal Disassembly And Reassembly

    OM -- 04326 T SERIES PUMP AND SEAL DISASSEMBLY AND REASSEMBLY Before attempting to open or service the pump: Review all SAFETY information in Section A. 1. Familiarize yourself with this man- ual. Follow the instructions on all tags, labels and 2.

  • Page 30: Suction Check Valve Removal

    T SERIES OM -- 04326 Suction Check Valve Removal (Figure 1) Suction and discharge hoses and pip- If the check valve assembly (42) is to be serviced, ing must be removed from the pump be- remove the check valve pin (3), reach through the fore lifting.

  • Page 31: Impeller Removal

    OM -- 04326 T SERIES the instructions packaged with it, and pull the rotat- casing. Tie and tag the shim sets for ease of reas- sembly. ing assembly from the pump casing (see Figure 4 for removal tool use). If the removal tool is not used,...

  • Page 32: Shaft And Bearing Removal And Disassembly

    T SERIES OM -- 04326 Shaft and Bearing Removal and Disassembly (Figure 3) 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 33 OM -- 04326 T SERIES oil and the container must be absolutely clean. If 3. Press the oil seal into the housing until it is fully seated. the oil has been previously used, it must be thor- oughly filtered. Heat the bearings to a uniform temperature no...

  • Page 34: Seal Reassembly And Installation

    T SERIES OM -- 04326 precautions printed on solvent contain- Slide the shaft and assembled bearings into the bearing housing until the retaining ring on the out- ers. board bearing seats against the bearing housing. The seal is not normally reused because wear pat- terns on the finished faces cannot be realigned during reassembly.

  • Page 35: Impeller Installation

    OM -- 04326 T SERIES RETAINER SEAL PLATE SPRING O-RINGS IMPELLER SEAL SLEEVE BELLOWS O-RING IMPELLER SHAFT ROTATING STATIONARY ELEMENT ELEMENT IMPELLER SHIMS OIL SEAL DRIVE BAND STATIONARY SEAT Figure 6. 12590 Seal Assembly installation of the rotating seal components.

  • Page 36: Rotating Assembly Installation

    T SERIES OM -- 04326 for dirt or damage, and clean or dress the threads Install the pump casing ring (12), and secure it to as required. the rotating assembly with the inner hardware (15 and 16). NOTE The inner capscrews are 1/4 inch (3,2 mm) shorter than the outer capscrews.

  • Page 37: Suction Check Valve Installation

    Never replace this valve with a substitute which has not NOTE been specified or provided by the Gorman-Rupp If the suction or discharge flanges were removed, Company. replace the respective gaskets, apply ‘Permatex Aviation No.

  • Page 38: Final Pump Assembly

    T SERIES OM -- 04326 threads. Position the valve as shown in Figure 2, larly through the sight gauge (19) and maintain it at with the discharge port pointing down. the middle of the gauge. When lubrication is re- quired, add SAE No. 30 non-detergent oil through Final Pump Assembly the hole for the air vent (11).
  • Page 39 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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T8a3-b-f4l

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