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GORMAN-RUPP PUMPS T6A60S-B, Installation, Operation, And Maintenance Manual With Parts List

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GORMAN-RUPP PUMPS T6A60S-B Installation, Operation, And Maintenance Manual With Parts List Download Page 1

OM-05145-01

October 10, 2000

Rev. H  07-30-08

CW

THE GORMAN-RUPP COMPANY 

 MANSFIELD, OHIO

www.grpumps.com

GORMAN-RUPP OF CANADA LIMITED

 

 ST. THOMAS, ONTARIO, CANADA

 

    

Printed in U.S.A.

2000 The Gorman-Rupp Company

INSTALLATION, OPERATION,

AND MAINTENANCE MANUAL

WITH PARTS LIST

SUPER T SERIES PUMPS

 

MODELS

T6A60S-B

INCLUDING:  /F, /FM, /WW

Summary of Contents for T6A60S-B

Page 1: ...UPP COMPANY MANSFIELD OHIO www grpumps com GORMAN RUPP OF CANADA LIMITED ST THOMAS ONTARIO CANADA Printed in U S A 2000 The Gorman Rupp Company INSTALLATION OPERATION AND MAINTENANCE MANUAL WITH PARTS LIST SUPER T SERIES PUMPS MODELS T6A60S B INCLUDING F FM WW ...

Page 2: ...lid 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 ...

Page 3: ... Sumps PAGE B 3 Suction Line Positioning PAGE B 4 DISCHARGE LINES PAGE B 4 Siphoning PAGE B 4 Valves PAGE B 4 Bypass Lines PAGE B 5 AUTOMATIC AIR RELEASE VALVE PAGE B 6 Theory of Operation PAGE B 6 Air Release Valve Installation PAGE B 6 ALIGNMENT PAGE B 7 Coupled Drives PAGE B 8 V Belt Drives PAGE B 8 OPERATION SECTION C PAGE C 1 PRIMING PAGE C 1 STARTING PAGE C 1 Rotation PAGE C 1 OPERATION PAGE...

Page 4: ...GE 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 Installation And Adjustment PAGE E...

Page 5: ...ower source manufac turer s local dealer or representative This manual will alert personnel to known proce dures which require special attention to those which could damage equipment and to those which could be dangerous to personnel However this manual cannot possibly anticipate and provide detailed precautions for every situation that might occur during maintenance of the unit Therefore it is th...

Page 6: ... 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 ger personnel as a result of pump fail ure After the pump has been positioned make certa...

Page 7: ...any part of an overheated pump unit Vapor pres sure within the pump casing can eject these parts with great force when they are disengaged Allow the pump to completely cool before servicing it This pump may be used to handle mate rials which could cause illness through direct exposure or emitted fumes Wear adequate protective clothing when working on the pump or piping Pumps and related equipment ...

Page 8: ...here the liquid is supplied to the pump under pressure some of the information such as mounting line configuration and priming must be tailored to the specific application Since the pressure supplied to the pump is critical to performance and safety be sure to limit the incoming pressure to 50 of the maximum permissible operating pressure as shown on the pump performance curve For further assistan...

Page 9: ...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 Lifting Pump unit weights will vary depending on the mounting and drive provided Check the shipping tag on the unit packaging for the actual weight and use lifting equipment with appropriate capacity Drain the pump and remove all customer ...

Page 10: ...own to the pump at any point along the suction run air pockets will be created Fittings Suction lines should be the same size as the pump inlet If reducers are used in suction lines they should be the eccentric type and should be in stalled with the flat part of the reducers uppermost to avoid creating air pockets Valves are not nor mally used in suction lines but if a valve is used install it wit...

Page 11: ... submergence required may be reduced by installing a standard pipe increaser fitting at the end of the suction line The larger opening size will reduce the inlet velocity Calculate the required submergence using the following formula based on the increased opening size area or diameter Figure 2 Recommended Minimum Suction Line Submergence vs Velocity DISCHARGE LINES Siphoning Do not terminate the ...

Page 12: ...maintenance In high discharge head applications more than 30 feet an excessive amount of liquid may be by passed and forced back to the wet well under the full working pressure of the pump this will reduce overall pumping efficiency Therefore it is recom mended that a Gorman Rupp Automatic Air Re lease Valve be installed in the bypass line Gorman Rupp Automatic Air Release Valves are reliable and ...

Page 13: ...ed with standard 1 inch NPT pipe threads DISCHARGE PIPE DISCHARGE CHECK VALVE PUMP DISCHARGE SELF PRIMING CENTRIFUGAL PUMP SUCTION LINE SUPPORT BRACKET CLEAN OUT COVER INSTALL AIR RELEASE VALVE IN HORIZONTAL POSITION 90 LONG RADIUS ELBOW WET WELL OR SUMP BLEED LINE 1 25 4 MM DIA MIN CUSTOMER FUR NISHED EXTEND 6 152 MM BELOW PUMP OFF LIQUID LEVEL Figure 3 Typical Automatic Air Release Valve Install...

Page 14: ...be aligned to the axis of the pump shaft in both the horizontal and vertical planes Most couplings require a specific gap or clearance between the driving and the driven shafts Refer to the coupling manufacturer s service literature Align spider insert type couplings by using calipers to measure the dimensions on the circumference of the outer ends of the coupling hub every 90 The coupling is in a...

Page 15: ...wer source Do not operate the pump without the guard in place over the rotating parts exposed rotating parts can catch cloth ing fingers or tools causing severe in jury to personnel DRIVE BELT TENSIONING General Rules of Tensioning For new 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...

Page 16: ...t 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 the pump forced out under...

Page 17: ... flow rate Do not operate the pump against a closed discharge throttling valve for long periods of time If operated against a closed discharge throttling valve pump components will deteriorate and the liquid could come to a boil build pressure and cause the pump casing to rupture or explode Leakage No leakage should be visible at pump mating sur faces or at pump connections or fittings Keep all li...

Page 18: ...n an air leak exists Before checking for the source of the leak check the point of installation of the vacuum gauge STOPPING Never halt the flow of liquid suddenly If the liquid being pumped is stopped abruptly damaging shock waves can be transmitted to the pump and piping system Close all connecting valves slowly On engine driven pumps reduce the throttle speed slowly and allow the engine to idle...

Page 19: ...mperature for future reference A sudden increase in bearing temperature is a warning that the bearings are at the point of failing to operate properly Make certain that the bearing lubricant is of the proper viscosity and at the cor rect level see LUBRICATION in MAINTENANCE AND REPAIR Bearing overheating can also be caused by shaft misalignment and or excessive vi bration When pumps are first star...

Page 20: ...MP FAILS TO PRIME Suction check valve contaminated or damaged Clean or replace check valve Air leak in suction line Lining of suction hose collapsed Correct leak Replace suction hose Leaking or worn seal or pump gasket Check pump vacuum Replace leaking or worn seal or gasket Suction lift or discharge head too high Check piping installation and in stall bypass line if needed See INSTALLATION Strain...

Page 21: ...ck Dilute if possible Bearing s frozen Disassemble pump and check bearing s Liquid solution too thick Dilute if possible Discharge flow too slow Open discharge valve fully to in crease flow rate and run power source at maximum governed speed Suction check valve or foot valve clogged or binding Clean valve PUMP STOPS OR FAILS TO DELIVER RATED FLOW OR PRESSURE Strainer clogged Check strainer and cle...

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: ...at 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 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 co...

Page 24: ...OM 05145 SUPER T SERIES MAINTENANCE REPAIR PAGE E 2 SECTION DRAWING PARTSPAGE Figure 1 Pump Model T6A60S B F FM and WW ...

Page 25: ...ILL COVER PLATE ASSY 42111 344 1 FILL COVER PLATE NOT AVAILABLE 1 WARNING PLATE 38816 097 13990 1 DRIVE SCREW BM 04 03 17000 2 COVER GASKET 50G 19210 1 32 HEX HD CAPSCREW B0806 15991 4 33 ROT ASSY ADJ SHIMS 13131 3 17040 1 34 PIPE PLUG P08 15079 4 NOT SHOWN NAME PLATE 38818 040 15079 1 DRIVE SCREW BM 04 03 17000 4 LUBE DECAL 38817 084 1 ROTATION DECAL 2613M 1 WARNING DECAL 2613FE 1 SUCTION STICKER...

Page 26: ...OM 05145 SUPER T SERIES MAINTENANCE REPAIR PAGE E 4 SECTION DRAWING ASSEMBLED DRIVE END VIEW Figure 2 Repair Rotating Assemblies ...

Page 27: ...1 12 REDUCER PIPE BUSHING AP0802 15079 1 13 AIR VENT S1530 1 14 PIPE PLUG P12 15079 1 15A SIGHT GAUGE S1471 1 15B SIGHT GAUGE S1471 1 16A BRG CAVITY DRAIN PLUG P04 15079 1 16B BRG CAVITY DRAIN PLUG P04 15079 1 17 HEX HD CAPSCREW 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 S1030 1 23 SHAFT...

Page 28: ...isconnected The following instructions assume complete disassem 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 sourc...

Page 29: ...al lubricant This will prevent the oil in the seal cavity from es caping when the impeller is loosened Clean and reinstall the seal cavity drain plug Immobilize the impeller by wedging a block wood between the vanes and the pump casing and re move the impeller capscrew and washer 26 and 27 Install the shaft key 23 Install a lathe dog on the drive end of the shaft 24 with the V notch posi tioned ov...

Page 30: ...e the seal plate 5 and gasket 6 from the bearing housing 10 Position the seal plate on a flat surface with the impeller side down Use a wooden dowel or other suitable tool to press on the back side of the stationary seat until the seat O rings and stationary element can be re moved Remove the shaft sleeve O ring 4 If no further disassembly is required refer to Seal Installation Shaft and Bearing R...

Page 31: ...e a bearing puller to remove the bearings from the shaft Shaft and Bearing Reassembly and Installation Figure 2 Clean the bearing housing shaft and all compo nent parts except the bearings with a soft cloth soaked in cleaning solvent Inspect the parts for wear or damage as necessary Most cleaning solvents are toxic and flammable Use them only in a well ven tilated area free from excessive heat spa...

Page 32: ...outer race Never hit the balls or ball cage Position the outboard oil seal 7A in the bearing housing bore with the lip positioned as shown in Figure 2 Press the oil seal into the housing until the face is just flush with the machined surface on the bearing housing Inspect for and remove any seal ant shavings that might be removed from the O D of the oil seal Press the oil seal 7 into the bearing c...

Page 33: ...re 5 46513 154 Cartridge Seal Assembly This seal is not designed for operation at temperatures above 160 F 71 C Do not use at higher operating temperatures If the seal plate was removed install the seal plate gasket 6 Position the seal plate over the shaft and secure it to the bearing housing with the hard ware 8 and 9 To prevent damaging the shaft sleeve O ring 4 on the shaft threads stretch the ...

Page 34: ... fully seated against the shaft shoulder see Figure 7 Measure the impeller to seal plate clearance and remove impeller adjusting shims to obtain the proper clearance as described in Impeller Instal lation and Adjustment 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 A new seal assembly sho...

Page 35: ...lightest sign of binding immediately back the impeller off and check the threads for dirt Do not try to force the impeller onto the shaft A clearance of 025 to 040 inch 0 64 to 1 02 mm between the impeller and the seal plate is recom mended for maximum pump efficiency Measure this clearance and add or remove impeller adjust ing shims as required NOTE Proceed with Rotating Assembly Installation be ...

Page 36: ...e over the studs 3 and slide it into the pump casing Use two back cover nuts 13 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 hand 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 Posi...

Page 37: ...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 cavity with approximately 64 ounces 1 9 liters SAE No 30 non detergent oil to the middle of the sight gauge 15A and maintain it at the middle of the gauge Clean and re...

Page 38: ...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 D ST THOMAS ONTARIO CANADA ...

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