GR 1231281 Installation, Operation And Maintenance Manual Download Page 25 | Manualshive

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OM−05267

SUPER T SERIES

MAINTENANCE & REPAIR

PAGE E − 2

SECTION DRAWING

PARTS PAGE

DRIVE END VIEW

TOP VIEW

Figure 1. Pump Model T4A61S−B, /F And /FM

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Summary of Contents for 1231281

Page 1: ...MPANY D MANSFIELD OHIO GORMAN RUPP OF CANADA LIMITED D ST THOMAS ONTARIO CANADA Printed in U S A www gormanrupp com ECopyright by the Gorman Rupp Company INSTALLATION OPERATION AND MAINTENANCE MANUAL...

Page 2: ...ioning 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...

Page 3: ...ve 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 4: ...stallations are seldom identical this manual cannot possibly provide detailed in structions and precautions for every aspect of each specific application Therefore it is the re sponsibility of the own...

Page 5: ...t 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 Clo...

Page 6: ...to prevent injuries to personnel or dam age to equipment Suction and dis charge hoses and piping must be re moved from the pump before lifting Do not remove plates covers gauges pipe plugs or fitting...

Page 7: ...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 th...

Page 8: ...g appears to be abnormal contact 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 POSITI...

Page 9: ...lift the line must always slope upward to the pump from the source of the liquid being pumped if the line slopes down to the pump at any point along the suction run air pockets will be created Fitting...

Page 10: ...efficient pump operation Figure 2 shows recommended minimum submergence vs veloc ity NOTE The pipe submergence required may be reduced by installing a standard pipe increaser fitting at the end of the...

Page 11: ...d that pipe unions be in stalled at each 90_ elbow in a bypass line to ease disassembly and maintenance In high discharge head applications more than 30 feet an excessive amount of liquid may be by pa...

Page 12: ...akage 1 to 5 gallons 3 8 to 19 liters per minute will occur when the valve is fully closed Be sure the bypass line is directed back to the wet well or tank to prevent hazardous spills When the pump sh...

Page 13: ...never pos sible NOTE It is recommended that each Air Release Valve be fitted with an independent bleeder line directed back to the wet well If multiple Air Release Valves are installed in a system do...

Page 14: ...gure 6B Aligning Non Spider Type Couplings Align non spider type couplings by using a feeler gauge or taper gauge between the coupling halves every 90 degrees The coupling is in alignment when the hub...

Page 15: ...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 s...

Page 16: ...mbly Add liquid to the pump casing when 1 The pump is being put into 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 evap...

Page 17: ...rd 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 throttlin...

Page 18: ...and at operation speed Shut off the pump The vacuum gauge reading will immediately drop proportionate to static suction lift and should then stabilize If the vacuum reading falls off rapidly after st...

Page 19: ...a contact type thermometer against the housing Record this temperature for future reference A sudden increase in bearing temperature is a warning that the bearings are at the point of failing to oper...

Page 20: ...and discharge valves 6 Vent the pump slowly and cautiously 7 Drain the pump TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP FAILS TO PRIME Suction check valve contaminated or damaged Clean or replace che...

Page 21: ...gs are cor rectly sized Discharge head too low Adjust discharge valve Liquid solution too thick Dilute if possible Bearing s frozen Disassemble pump and check bearing s Liquid solution too thick Dilut...

Page 22: ...provide general recommendations and practices for preventive maintenance Regardless of the application however following a routine pre ventive maintenance schedule will help assure trouble free perfor...

Page 23: ...r Impeller Clearance Seal Plate I Check Valve I Pressure Relief Valve If So Equipped C Pump and Driver Alignment I Shaft Deflection I Bearings I Bearing Housing I Piping I Driver Lubrication See Mfgr...

Page 24: ...a 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...

Page 25: ...OM 05267 SUPER T SERIES MAINTENANCE REPAIR PAGE E 2 SECTION DRAWING PARTSPAGE DRIVE END VIEW TOP VIEW Figure 1 Pump Model T4A61S B F And FM...

Page 26: ...991 8 37 LOCKWASHER J10 15991 8 38 PIPE PLUG P04 15079 1 39 CHECK VALVE ASSY 46411 062 1 40 CHECK VALVE PIN 11557 17010 1 41 PIPE PLUG P04 15079 1 42 CLAMP BAR 38111 004 11010 1 43 MACHINE BOLT A1014...

Page 27: ...OM 05267 SUPER T SERIES MAINTENANCE REPAIR PAGE E 4 SECTION DRAWING DRIVE END VIEW SEAL DETAIL Figure 2 44163 278 Repair Rotating Assembly...

Page 28: ...004S 1704G 1 24 BRG LVL SIGHT GAUGE S1471 1 25 SEAL LVL SIGHT GAUGE S1471 1 26 PIPE PLUG P12 15079 1 27 SEAL CVTY DRAIN PLUG P04 15079 1 28 BRG CVTY DRAIN PLUG P04 15079 1 29 SEAL WASHER 38329 040 171...

Page 29: ...isassem 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...

Page 30: ...e impeller by wedging a block wood between the vanes and the pump casing and re move the impeller capscrew and washer 22 and 23 Install the shaft key 17 Install a lathe dog on the drive end of the sha...

Page 31: ...n of the seal or remove the hardware 20 and 21 and separate the seal plate 3 and gasket 4 from the bearing housing 7 Position the seal plate on a flat surface with the im peller side down Use a wooden...

Page 32: ...use a bear ing 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...

Page 33: ...seal area of the shaft and slide the shaft and as sembled bearings into the bearing housing until the retaining ring on the outboard bearing seats against the bearing housing Remove the lip seal sleev...

Page 34: ...EMENT ROTATING ELEMENT DRIVE BAND BELLOWS IMPELLER SHIMS IMPELLER SPRING SEAL WASHER SPRING CENTERING WASHER Figure 5 46512 047 Seal Assembly This seal is not designed for operation at temperatures ab...

Page 35: ...alling the impeller capscrew and washer 22 and 23 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...

Page 36: ...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 Position t...

Page 37: ...white reflector in the sight gauge must be posi tioned horizontally to provide proper drainage Bearings Figure 2 The bearing housing was fully lubricated when shipped from the factory Check the oil l...

Page 38: ...rt claimed to be defective in accordance with the maintenance schedule and or manual which comes with the product No allowance will be made for labor trans portation or other charges incurred by you i...

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