GORMAN-RUPP PUMPS Super T T6C60SC-B, Installation, Operation And Maintenance Manual

Page 1: ...ust 18 2015 Rev A 6 13 17 GORMAN RUPP PUMPS www grpumps com 2014 Gorman Rupp Pumps Printed in U S A INSTALLATION OPERATION AND MAINTENANCE MANUAL WITH PARTS LIST SUPER T SERIES PUMPS MODELS T6C60SC B Including F FM WW ...

Page 2: ...erial 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 ...

Page 3: ...ng 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 Drives PAGE B 8 Drive Belts PAGE B 8 DRIVE BELT TENSIONING PAGE B 9 General Rules of Tensioning PAGE B 9 OPERATION SECTION C PAGE C 1 PRIMING PAGE C 1 STARTING PAGE C 1 Rotation PAGE C 1 OPERATION PAGE ...

Page 4: ...ction 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 8 Shaft and Bearing Reassembly and Installation PAGE E 9 Seal Installation PAGE E 10 Impeller Installation and Adjustment PAGE E 13 Rotating Assembly Installation PAGE E 13 Suction Check Valve Installation PAGE E 13 Back Cover Instal...

Page 5: ...ny 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 power source contact the power source manufac turer s local dealer or representative HAZARD AND INSTRUCTION DEFINITIONS The following are used to alert maintenance per sonnel to procedures which req...

Page 6: ...3 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 Drain the pump This pump is designed to handle liquids containing large entrained solids or slurries Do not attempt to pump vola tile corrosive or flammable materials which may damage the pump or endan ...

Page 7: ...Ventilate 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 manual before restarting the pump Do not operate the pump without the guards in place over the rotating parts Exposed rotating parts can catch cloth ing fingers or tools causing severe in jury to perso...

Page 8: ...e pump and perform all duties indicated Note the di rection of rotation indicated on the pump Check that the pump shaft rotates counter clockwise when facing the impeller Only operate this pump in the direction in dicated by the arrow on the pump body and on the accompanying decal Refer to ROTATION in OPERATION Section C d Check levels and lubricate as necessary Re fer to LUBRICATION in the MAINTE...

Page 9: ...on loss If elbows are necessary use the long radius type to minimize friction loss Connections to Pump Before tightening a connecting flange align it ex actly with the pump port Never pull a pipe line into place by tightening the flange bolts and or cou plings Lines near the pump must be independently sup ported to avoid strain on the pump which could cause excessive vibration decreased bearing li...

Page 10: ... of the suction line If there is a liquid flow from an open pipe into the sump the flow should be kept away from the suc tion inlet because the inflow will carry air down into the sump and air entering the suction line will re duce pump efficiency If it is necessary to position inflow close to the suc tion inlet install a baffle between the inflow and the suction inlet at a distance 1 1 2 times th...

Page 11: ...re and reverse rota tion when it is stopped If the application involves a high discharge head gradually close the discharge throttling valve before stopping the pump Bypass Lines Self priming pumps are not air compressors Dur ing the priming cycle air from the suction line must be vented to atmosphere on the discharge side If the discharge line is open this air will be vented through the discharge...

Page 12: ... suction such as a below ground lift station A pipe union and manu al shut off valve may be installed in the bleed line to allow service of the valve without shutting down the station and to eliminate the possibility of flooding If a manual shut off valve is installed anywhere in the air release piping it must be a full opening ball type valve to prevent plugging by solids If a manual shut off val...

Page 13: ...iping is used for the bleed line avoid the use of elbows whenever possible NOTE For multiple pump installations it is recommended that each Air Release Valve be fitted with an inde pendent bleeder line directed back to the wet well If multiple Air Release Valves are installed in a sys tem do not direct bleeder lines to a common mani fold pipe Contact your Gorman Rupp distributor or the Gorman Rupp...

Page 14: ...plings by using a feeler gauge or taper gauge between the coupling halves every 90 The coupling is in alignment when the hubs are the same distance apart at all points see Figure 4 Figure 4 Aligning Non Spider Type Couplings Check parallel adjustment by laying a straightedge across both coupling rims at the top bottom and side When the straightedge rests evenly on both halves of the coupling the c...

Page 15: ... drive belts check the tension after 5 20 and 50 hours of operation and re tension as re quired see the following procedure for measuring belt tension Thereafter check and re tension if re quired monthly or at 500 hour intervals whichever comes first Ideal drive belt tension is the lowest tension at which the belt will not slip under peak load condi tions Do not over tension drive belts Over ten s...

Page 16: ...to 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 and reprime as necessary After filling the pump casing reinstall and tighten the fill plug Do not attempt to operate the pump unless all connect ing piping is securely installed Other wise liquid in th...

Page 17: ...fails 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 guard against excessive shock pres sure which could damage pipe ends gaskets sprinkler heads and any other fixtures connected to the line When the discharge line is completely filled adjust the thrott...

Page 18: ...ting 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 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 Drain the pump This pump is equipped w...

Page 19: ...n 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 completely draining insert a rod or stiff wire in the drain port and agitate the liquid during the draining process Clean out any remaining solids by flushing with a hose BEARING TEMPERATURE CHECK Bearings ...

Page 20: ...or 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 Clean valve Plugged or malfunctioning air release line or air release valve if so equipped Check clean and or repair air release valve and piping SUPER T SERIES OM 06783 TROUBLESHOOTING PAGE D 1 TROUBLES...

Page 21: ...heck 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 Clean out debris replace damaged parts Impeller or other wearing parts worn or damaged Replace worn or damaged parts Check that impeller is properly centered and rotates freely Pump speed too slow C...

Page 22: ...ately 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 insight into the wear rate for your particular application Subsequent inspec tions should be performed at the intervals shown on the chart below Critical applications should be inspected more frequently G...

Page 23: ...ea 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 impeller trim 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 per formance or part numbers Pump speed and operating condit...

Page 24: ...OM 06739 SUPER T SERIES MAINTENANCE REPAIR PAGE E 2 ILLUSTRATION PARTSPAGE Figure 1 Pump Model T6C60SC B F FM WW ...

Page 25: ...5079 2 22 SUCTION FLANGE 11402A 10010 1 23 LOCK WASHER J12 15991 8 24 HEX HEAD CAP SCREW B1208 15991 6 25 HEX HEAD CAP SCREW B1211 15991 2 26 CHECK VALVE PIN 11645 17010 1 27 SUCT FLANGE GASKET 11402G 19370 1 28 6 FLAP VALVE ASSY 46411 064 1 29 FILL COVER PLATE ASSY 42111 344 1 WARNING PLATE 38816 097 13990 1 DRIVE SCREW BM 04 03 17000 2 COVER GASKET 50G 19210 1 30 CLAMP BAR SCREW 31912 009 15000 ...

Page 26: ...OM 06739 SUPER T SERIES MAINTENANCE REPAIR PAGE E 4 ILLUSTRATION Figure 2 Repair Rotating Assembly ...

Page 27: ...79 1 12 AIR VENT S1530 1 13 RED PIPE BUSHING AP0802 15079 1 14 PIPE PLUG P12 15079 1 15 SEAL CVTY SIGHT GAUGE S1471 1 15A BRG CVTY SIGHT GAUGE S1471 1 16 SEAL CVTY DRAIN PLUG P04 15079 1 16A BRG CVTY DRAIN PLUG P04 15079 1 17 HEX HEAD CAP SCREW B0605 15991 4 18 LOCK WASHER J06 15991 4 19 BEARING CAP 38322 430 10010 1 20 BEARING CAP GASKET 38683 473 18000 1 21 SNAP RING 24124 425 1 22 BALL BEARING ...

Page 28: ...bly is required Before attempting to service the pump disconnect or lock out the power source and take precautions to ensure that it will remain inoperative Close all valves in the suction and discharge lines For power source disassembly and repair consult the literature supplied with the power source or contact your local power source representative Before attempting to open or service the pump 1...

Page 29: ...not sold separately Rotating Assembly Removal Figure 2 The rotating assembly may be serviced without disconnecting the suction or discharge piping however the power source must be removed to provide clearance The impeller 1 should be loosened while the rotat ing assembly is still secured to the pump casing Before loosening the impeller remove the seal cav ity drain plug 16 and drain the seal lubri...

Page 30: ...y Seal Removal Figure 2 Slide the integral shaft sleeve and rotating portion of the seal off the shaft as a unit Use a pair of stiff wires with hooked ends to remove the stationary element and seat An alternate method of removing the stationary seal components is to remove the hardware 8 and 9 and separate the seal plate 5 and gasket 6 from the bearing housing 10 Position the seal plate on a flat ...

Page 31: ...tolerances provide a tight press fit onto the shaft and a snug slip fit into the bearing housing Replace the bearings shaft or bearing housing if the proper bearing fit is not achieved If bearing replacement is required remove the out board bearing snap ring 18 and use a bearing puller to remove the bearings from the shaft Shaft and Bearing Reassembly and Installation Figure 2 Clean the bearing ho...

Page 32: ...the shaft and bearings are installed in the bearing housing The O D of the sleeve should be just smaller than the bearing housing bore while the I D of the sleeve should be just larger than the O D of the lip seal area of the shaft With the oil seal sleeve in place lubricate the oil seal area of the shaft and slide the shaft and as sembled bearings into the bearing housing until the retaining ring...

Page 33: ...mperatures If the seal plate 5 was removed install the seal plate gasket 6 Position the seal plate over the shaft and secure it to the bearing housing with the hardware 8 and 9 To prevent damaging the shaft sleeve O ring 4 on the shaft threads cover the threads with electrical or duct tape Slide the O ring over the shaft until it seats against the shaft shoulder Remove the tape covering the thread...

Page 34: ...d seal is removed from the pump Wear patterns on the finished faces cannot be realigned during reassembly Reusing an old seal could result in prema ture failure Handle the seal parts with extreme care to prevent damage Be careful not to contaminate precision finished faces even fingerprints on the faces can shorten seal life If necessary clean the faces with a non oil based solvent and a clean lin...

Page 35: ...th a feeler gauge Proceed with Rotating Assembly Installation be fore installing the impeller capscrew and washer 26 and 27 The rotating assembly must be in stalled in the pump casing in order to torque the im peller capscrew After the rotating assembly is installed in the pump casing coat the threads of the impeller capscrew 27 with Never Seez or equivalent compound and install the impeller washe...

Page 36: ...he studs 4 and slide it into the pump casing Use two back cover nuts 19 on diagonally opposing studs to press the back cover 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 impeller turn the two free adjusting screws until they engage the pump casing Positi...

Page 37: ...roperly supported and secure Be sure the pump and power source have been properly lubricated see LUBRICATION Remove the fill cover assembly 29 and fill the pump casing with clean liquid Reinstall the fill cover and tighten it Refer to OPERATION Section C before putting the pump back into service LUBRICATION Seal Assembly Figure 2 Before starting the pump remove the vented plug 11 and fill the seal...

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 ...