GORMAN-RUPP SUPER T Series Installation, Operation, And Maintenance Manual With Parts List
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- Page 1 OM‐05595‐02 December 31, 2019 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST SUPER T SERIES PUMPS MODELS T4A60S-E7.5 3P T4A60S-E20 3P INCLUDING /WW GORMAN‐RUPP PUMPS www.grpumps.com 2019 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. RECORD YOUR PUMP MODEL AND SERIAL NUMBER Please record your pump model and serial number in the spaces provided below. Your Gorman‐Rupp distributor needs this information when you require parts or service. Pump Model: Serial Number:...
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Page 3: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ..........PAGE I - 1 SAFETY - SECTION A . - Page 4 TABLE OF CONTENTS (continued) TROUBLESHOOTING - SECTION D ......PAGE D - 1 PREVENTIVE MAINTENANCE .
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Page 5: Introduction
Gorman‐ Rupp pump. This pump is a Super T Series, semi‐open impeller, self‐priming centrifugal model with a suction check valve, close‐coupled to an electric motor. The... -
Page 6: Safety - Section A
SUPER T SERIES OM-05595 SAFETY - SECTION A This information applies to Super T Se ries motor driven pumps. Refer to the manual accompanying the motor before attempting to begin operation. This pump is designed to handle liquids This manual will alert personnel to containing entrained solids or slurries. - Page 7 OM-05595 SUPER T SERIES damage to the pump or components can occur if proper lifting procedures are not observed. Make certain that hoists, chains, slings or cables are in Do not install and operate a non‐explo good working condition and of suffi...
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Page 8: Installation - Section B
SUPER T SERIES OM-05595 INSTALLATION - SECTION B Review all SAFETY information in Section A. specific application. Since the pressure supplied to the pump is critical to performance and safety, Since pump installations are seldom identical, this be sure to limit the incoming pressure to 50% of... -
Page 9: Preinstallation Inspection
OM-05595 SUPER T SERIES OUTLINE DRAWING NOTE: OPTIONAL ASA OR DIN STANDARD SUCTION & DISCHARGE SPOOL FLANGES AVAILABLE Figure 2. Pump Model T4A60S-E20 3P , Including /WW PREINSTALLATION INSPECTION The pump assembly was inspected and tested be Only operate this pump in the direction in... -
Page 10: Positioning Pump
SUPER T SERIES OM-05595 pump into service until appropriate action has Mounting been taken. Locate the pump in an accessible place as close as practical to the liquid being pumped. Level mount ing is essential for proper operation. The pump casing is equipped with mounting foot... -
Page 11: Connections To Pump
OM-05595 SUPER T SERIES mum use of elbows and fittings, which substan Strainers tially increase friction loss. If elbows are necessary, If a strainer is furnished with the pump, be certain use the long‐radius type to minimize friction loss. to use it; any spherical solids which pass through a... -
Page 12: Suction Line Positioning
SUPER T SERIES OM-05595 tance equal to at least 3 times the diameter of the NOTE suction pipe. The pipe submergence required may be reduced by installing a standard pipe increaser fitting at the Suction Line Positioning end of the suction line. The larger opening size will reduce the inlet velocity. -
Page 13: Bypass Lines
OM-05595 SUPER T SERIES Bypass Lines Gorman‐Rupp Automatic Air Release Valves are reliable, and require minimum maintenance. See AUTOMATIC AIR RELEASE VALVE in this section Self‐priming pumps are not air compressors. Dur for installation and theory of operation of the Auto... -
Page 14: Air Release Valve Installation
SUPER T SERIES OM-05595 through the bypass line and then close automati Consult the manual accompanying the Air Release cally when the pump is fully primed and pumping Valve for additional information on valve installation at full capacity. and performance. - Page 15 OM-05595 SUPER T SERIES three phase wires to change direction. If rotation is Do not install and operate a non‐explo incorrect on a single‐phase motor, consult the mo sion proof motor in an explosive atmo tor wiring diagram or the literature supplied with sphere.
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Page 16: Operation - Section C
OM-05595 SUPER T SERIES OPERATION - SECTION C Review all SAFETY information in Section A. Add liquid to the pump casing when: 1. The pump is being put into service for the Follow the instructions on all tags, labels and first time. -
Page 17: Operation
OM-05595 SUPER T SERIES three phase wires to change direction. If rotation is Leakage incorrect on a single‐phase motor, consult the liter ature supplied with the motor for specific instruc No leakage should be visible at pump mating sur tions. -
Page 18: Strainer Check
OM-05595 SUPER T SERIES Strainer Check described in Back Cover Installation and Adjust ment in Section E, Maintenance and Repair. The If a suction strainer has been shipped with the recommended impeller‐to‐wear plate clearance is pump or installed by the user, check the strainer .010 to .020 inch (0,25 to 0,50 mm). -
Page 19: Cold Weather Preservation
OM-05595 SUPER T SERIES Cold Weather Preservation Temperatures up to 160_F (71_ C) are considered normal for bearings, and they can operate safely to at least 180_F (82_ C). In below freezing conditions, drain the pump to prevent damage from freezing. Also, clean out any Checking bearing temperatures by hand is inaccu... - Page 20 SUPER T SERIES OM-05595 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. Disconnect the incoming power to the motor and lock it out to ensure that the pump will remain inopera...
- Page 21 OM-05595 SUPER T SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR Strainer clogged. Check strainer and clean if neces FAILS TO DELIVER sary. RATED FLOW OR Suction intake not submerged at Check installation and correct sub PRESSURE (cont.) proper level or sump too small.
- Page 22 SUPER T SERIES OM-05595 TROUBLE POSSIBLE CAUSE PROBABLE REMEDY EXCESSIVE NOISE Cavitation in pump. Reduce suction lift and/or friction losses in suction line. Record vac uum and pressure gauge readings and consult local representative or factory. Pumping entrained air. Locate and eliminate source of air bubble.
- Page 23 OM-05595 SUPER T 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)
- Page 24 OM-05595 SUPER T 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 MODELS T4A60S‐E7.5 3P AND T4A60S-E20 3P , INCLUDING /WW MODELS Based on 70_ F (21_ C) clear water at sea level Contact the Gorman‐Rupp Company to verify per...
- Page 25 OM-05595 SUPER T SERIES PARTS PAGE SECTION DRAWING Figure 1. Pump Models T4A60S-E7.5 3P And T4A60S-E20 3P Including /WW Models PAGE E - 2 MAINTENANCE & REPAIR...
- Page 26 OM-05595 SUPER T SERIES PARTS LIST Pump Models T4A60S-E7.5 3P And T4A60S-E20 3P Including /WW Models (From S/N 1712278 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.
- Page 27 OM-05595 SUPER T SERIES SECTION DRAWING Ç Ç Ç Ç Ï Î Î Ç Ç Ç Ì Ç Ç Ç Ç Ï Ï Î Ï Ï Ï Ï Ï Ï Î Ï Ï Ç Ï Ç Ç Ç Ì Ï Ï Ï Ï...
- Page 28 OM-05595 SUPER T SERIES PARTS LIST Repair Rotating Assemblies ITEM PART PART NAME NUMBER IMPELLER: -7.5 HP MODELS 10528 11010 -20 HP MODELS 10528A 11010 SEAL ASSEMBLY 46513-151 SEAL PLATE 38272-234 10010 GASKET 10959G 20000 OIL SEAL S1352 SOC HEAD PIPE PLUG...
- Page 29 OM-05595 SUPER T SERIES ensure that the pump will remain inoperative. PUMP AND SEAL DISASSEMBLY Close all valves in the suction and discharge lines. AND REASSEMBLY For motor disassembly and repair, consult the liter Review all SAFETY information in Section A.
- Page 30 Inspect the wear plate, and replace it if badly scored or worn. To remove the wear plate, disen gage the hardware (26 and 27). Use Only Genuine Gorman-Rupp re Inspect the back cover O‐rings (20 and 21) and re place it if damaged or worn.
- Page 31 OM-05595 SUPER T SERIES Install four 1/2-13 UNC-2B x 2-1/2 inch long impeller is removed. Inspect the impeller and re capscrews (not supplied) in the tapped holes in the place it if cracked or badly worn. bearing housing. Use these jacking screws to re...
- Page 32 SUPER T SERIES OM-05595 Press the oil seal (5) out of the bearing housing. soaked in cleaning solvent. Inspect the parts for wear or damage as necessary. After removing the shaft and bearing, clean and in spect the bearing in place as follows.
- Page 33 OM-05595 SUPER T SERIES Lubricate the bearing housing as indicated in LU BRICATION. When installing the bearing onto the shaft, Seal Installation never press or hit against the outer race, (Figures 2, 4, 5 and 6) balls, or ball cage. Press only on the inner race.
- Page 34 SUPER T SERIES OM-05595 RETAINER SEAL PLATE SPRING O‐RINGS IMPELLER SLEEVE O‐RING IMPELLER SHIMS IMPELLER INTEGRAL SHAFT ROTATING STATIONARY SHAFT ELEMENT ELEMENT SLEEVE BELLOWS SHEAR SPRING RING (SHEARED) CENTERING WASHER STATIONARY SEAT DRIVE BAND Figure 4. Cartridge Seal Assembly equipped, remove any mylar storage tabs from be...
- Page 35 OM-05595 SUPER T SERIES and screw the impeller onto the shaft until it is seat proper clearance as described in Impeller Instal ed against the seal (see Figure 5). lation and Adjustment. If necessary to reuse an old seal in an emergen...
- Page 36 SUPER T SERIES OM-05595 Slide the rotating portion of the seal (consisting of Rotating Assembly Installation the integral shaft sleeve, spring centering washer, (Figure 1) spring, bellows and retainer, and rotating element) onto the shaft until the seal faces contact.
- Page 37 OM-05595 SUPER T SERIES Reach through the back cover opening with the USE TWO USE TWO REMAINING OPPOSING ADJUSTING SCREWS AND check valve, and position the check valve adaptor BACK COVER NUTS LOCKING COLLARS TO SET FACE CLEARANCE TO PRESS in the mounting slot in the suction flange (40).
- Page 38 SUPER T SERIES OM-05595 they engage the pump casing. Install the locking Final Pump Assembly collars and hardware (13 and 29). Reinstall the (Figure 1) back cover nuts. Install the suction and discharge lines and open all Be sure the wear plate does not scrape against the valves.
- Page 39 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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