OM-07334-01
August 31, 2020
GORMAN‐RUPP PUMPS
www.grpumps.com
2020 Gorman‐Rupp Pumps
Printed in U.S.A.
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
SUPER T SERIES
PUMPS
MODELS
T2C65SC-B
Including /F, /FM
Page 1: ...01 August 31 2020 GORMAN RUPP PUMPS www grpumps com 2020 Gorman Rupp Pumps Printed in U S A INSTALLATION OPERATION AND MAINTENANCE MANUAL WITH PARTS LIST SUPER T SERIES PUMPS MODELS T2C65SC B Includi...
Page 2: ...rial 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 in...
Page 3: ...g PAGE B 4 DISCHARGE LINES PAGE B 5 Siphoning PAGE B 5 Valves PAGE B 5 Bypass Lines PAGE B 5 AUTOMATIC AIR RELEASE VALVE PAGE B 6 Air Release Valve Installation PAGE B 6 ALIGNMENT PAGE B 7 Coupled Dri...
Page 4: ...ion Check Valve Removal PAGE E 7 Rotating Assembly Removal PAGE E 7 Impeller Removal PAGE E 8 Seal Removal PAGE E 8 Shaft and Bearing Removal and Disassembly PAGE E 9 Shaft and Bearing Reassembly and...
Page 5: ...y P O Box 1217 Mansfield Ohio 44901 1217 Phone 419 755 1011 or Gorman Rupp of Canada Limited 70 Burwell Road St Thomas Ontario N5P 3R7 Phone 519 631 2870 For information or technical assistance on the...
Page 6: ...Allow the pump to completely cool if overheated 4 Check the temperature before opening any covers plates or plugs 5 Close the suction and discharge valves 6 Vent the pump slowly and cau tiously 7 Dra...
Page 7: ...entilate the area 3 Allow the pump to completely cool 4 Check the temperature before opening any covers plates gauges or plugs 5 Vent the pump slowly and cau tiously 6 Refer to instructions in this ma...
Page 8: ...ming pressure to 50 of the maximum permissible operating pressure as shown on the pump performance curve For further assistance contact your Gorman Rupp distributor or the Gorman Rupp Company Pump Dim...
Page 9: ...ontact your Gorman Rupp distributor or the factory to deter mine the repair or updating policy Do not put the pump into service until appropriate action has been taken POSITIONING PUMP Death or seriou...
Page 10: ...and tap the suction and discharge lines not less than 18 inches 457 2 mm from the suction and discharge ports and install the lines Installation closer to the pump may result in erratic readings SUCT...
Page 11: ...ciency of one or both pumps To avoid this position the suction inlets so that they are separated by a dis tance equal to at least 3 times the diameter of the suction pipe Suction Line Positioning The...
Page 12: ...ate the hose and break up any solids grease or other substances likely to cause clogging A bypass line that is returned to a wet well must be secured against being drawn into the pump suction inlet It...
Page 13: ...Consult the manual accompanying the Air Release Valve for additional information on valve installation and performance Air Release Valve Installation The Automatic Air Release Valve must be inde pende...
Page 14: ...ng feet and or pedestal feet and the driver mounting bolts should also be tightly secured When checking alignment disconnect the power source to ensure that the pump will remain inoperative Adjusting...
Page 15: ...o tight there will be excessive power loss and possible bearing failure Select pulleys that will match the proper speed ra tio overspeeding the pump may damage both pump and power source Do not operat...
Page 16: ...o service for the first time 2 The pump has not been used for a consider able length of time 3 The liquid in the pump casing has evapo rated Once the pump casing has been filled the pump will prime an...
Page 17: ...ails to prime within five minutes stop it and check the suction line for leaks After the pump has been primed partially close the discharge line throttling valve in order to fill the line slowly and g...
Page 18: ...ing to open or service the pump 1 Familiarize yourself with this man ual 2 Disconnect or lock out the power source to ensure that the pump will remain inoperative 3 Allow the pump to completely cool i...
Page 19: ...pumping liquids con taining a large amount of solids drain the pump and flush it thoroughly with clean water To prevent large solids from clogging the drain port and pre venting the pump from complet...
Page 20: ...r gasket Not enough liquid in casing Add liquid to casing See PRIMING Suction check valve contaminated or damaged Clean or replace check valve Suction check valve or foot valve clogged or binding Clea...
Page 21: ...eck valve or foot valve clogged or binding Clean valve Suction lift or discharge head too high Check piping installation and install bypass line if needed See INSTAL LATION Impeller clogged or damaged...
Page 22: ...tely the same duty cycle the part can be checked and replaced before failure occurs reducing unscheduled down time For new applications a first inspection of wearing parts at 250 hours will give insig...
Page 23: ...sea level with minimum suction lift Since pump installations are seldom identical your performance may be dif ferent due to such factors as viscosity specific gravity elevation temperature and impell...
Page 24: ...SERIES MAINTENANCE REPAIR PAGE E 2 ILLUSTRATION PARTSPAGE 33 34 7 32 13 11 31 4 20 1 14 8 15 9 7 24 27 26 25 25 5 10 23 23 23 35 3 28 13 21 21 16 29 11 17 22 22 30 12 6 2 11 18 19 Figure 1 Pump Model...
Page 25: ...UG P04 17090 3 24 SUCTION FLANGE T2C65SC B 38641 039 17180 1 T2C65SC B F 38642 009 17180 1 T2C65SC B FM 38642 006 17180 1 25 SUCTION FLG GSKT 38683 273 19410 2 26 FLAP VALVE 46411 133 24010 1 27 FLAP...
Page 26: ...PER T SERIES MAINTENANCE REPAIR PAGE E 4 ILLUSTRATION 16 17 18 19 20 21 22 23 8 9 16 1 2 3 4 5 6 7 8 24 10 10 11 30 30 12 13 14 14 15 15 28 29 25 26 31 27 4 2 3 SEALAREA DETAIL Figure 2 Repair Rotatin...
Page 27: ...L SEAL 25258 344 2 17 BALL BEARING 23276 008 1 18 IMPELLER SHAFT 38514 565 1706H 1 19 KEY N0408 17090 1 20 BALL BEARING 23422 408 1 21 RETAINING RING S248 1 22 BRG CAP GASKET 38683 268 19410 1 23 BEAR...
Page 28: ...and removing the back cover assembly If major repair is required the piping and or power source must be disconnected The following instructions assume complete disassem bly is required Before attempt...
Page 29: ...l two 1 2 13 UNC x 2 inch long screws in the tapped holes in the back cover and use them to press the back cover out of the pump casing Inspect the wear plate and replace it if badly scored or worn To...
Page 30: ...All threads are 1 2 inch NPT Do not pre assemble the tool TEE APPROX 6 IN 152 MM LONG APPROX 14 IN 356 MM LONG Figure 4 Rotating Assembly Tool To install the tool remove the vented plug 11 Fig ure 2 f...
Page 31: ...l from the bearing cap Place a block of wood against the impeller end of the shaft 18 and tap the shaft and assembled bearings 17 and 20 from the bearing housing After removing the shaft and bearings...
Page 32: ...he shaft Position the outboard bearing 20 on the shaft with the integral retaining ring on the bearing O D toward the drive end of the shaft The bearings may be heated to ease installation An inductio...
Page 33: ...he seal cavity and shaft with a cloth soaked in fresh cleaning solvent Inspect the stationary seat bore in the seal plate for dirt nicks and burrs and remove any that exist The stationary seat bore mu...
Page 34: ...UBRICATION after the impeller is in stalled If necessary to reuse an old seal in an emer gency carefully separate the rotating and station ary seal faces from the bellows retainer and sta tionary seat...
Page 35: ...er washer 26 and capscrew torque the capscrew to 27 30 ft lbs 324 360 in lbs or 3 7 4 1 m kg Rotating Assembly Installation Figure 1 NOTE If the pump has been completely disassembled it is recommended...
Page 36: ...er into the pump casing until the wear plate just touches the impeller when the shaft is turned by hand Tighten the back cover nuts evenly to avoid binding With the wear plate just touching the impell...
Page 37: ...een properly lubricated see LUBRICATION Remove the fill cover assembly 31 and fill the pump casing with clean liquid Reinstall the fill cover and tighten it Refer to OPERATION Section C before putting...
Page 38: ...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...
