background image

End Suction Centrifugal

EBARA Fluid Handling

EBARA International Corporation

Operating Instructions, Installation & Maintenance Manual 

M o d e l s   3 U   /   3 U B

Summary of Contents for 3U

Page 1: ...End Suction Centrifugal EBARA Fluid Handling EBARA International Corporation Operating Instructions Installation Maintenance Manual M o d e l s 3 U 3 U B...

Page 2: ......

Page 3: ...piping system MUST be protected against below freezing temperature Failure to do so could cause severe damage and voids the Warranty 8 Avoid system pressures that may exceed one and a half times the...

Page 4: ...H THE DISCHARGE VALVE TIGHTLY CLOSED IF THE PUMP RUNS FOR AN EXTENDED PERIOD OF TIME WITHOUT LIQUID BEING DISCHARGED THE LIQUID IN THE PUMP CASE CAN GET EXTREMELY HOT CAUSING SEVERE DAMAGE TO THE PUMP...

Page 5: ...0 50 20 30 40 50 60 80 100 150 200 300 400 600 700 M 3 MIN CAPACITY IN GPM TOTAL HEAD Three phase motor only 50 160 10HP 40 160 7 HP 32 200 7 HP 32 200 7 HP 32 125 3HP 50 125 7 HP 40 125A 5HP 50 125 1...

Page 6: ...ressure 230 PSI 15 Bar Materials 3U 3UB Casing 304L Stainless Steel 304L Stainless Steel Impeller closed type 304L Stainless Steel Bronze Stainless steel option for 3UB models Shaft Sleeve 304L Stainl...

Page 7: ...er 3U Impeller 3UB Key Shaft sleeve Mechanical seal O Ring Gasket Gasket Gasket Impeller Bolt Motor support not shown Plug Motor Suction Flange Gasket Discharge Flange Gasket 304L Stainless 304L Stain...

Page 8: ...Drain plug O ring Key Impeller nut Flange Gasket Flange Gasket Motor support Casing support 65 160 25HP only Coupling guard Lip seal 304L Stainless Cast iron Cast iron 304L Stainless Steel Stainless...

Page 9: ...se motors are tri voltage Check the nameplate and follow the proper wiring procedure for the voltage you are using Improperly wiring the motor could result in damage to the motor b Three phase motors...

Page 10: ...AMINATION OF PUMP PARTS IMPELLER Replace the impeller if any vane is broken excessive erosion shows or if labyrinth surfaces are worn Impeller cap screw washer and lockwasher should be replaced if dam...

Page 11: ...sition the casing cover 011 and seal over the shaft Be careful not to damage the stationary seal seat 6 Slide the stainless steel shaft sleeve with rotating assembly over the motor shaft 7 Position th...

Page 12: ...using finger pressure only press the stationary seal into the seal seat Wipe the seal face clean with alcohol and a soft cloth 7 Position the o ring 026 around the casing cover 8 Using hand pressure...

Page 13: ...ressure switch setting Leakage in system Too high pressure setting TROUBLESHOOTING Check power supply circuit Correct control circuit Remove cause of obstruction Release seal by turning shaft Repair o...

Page 14: ......

Page 15: ......

Page 16: ...1651 Cedar Line Drive Rock Hill SC 29730 t 803 327 5005 f 803 327 5097 www pumpsebara com 2005 EBARA International Corporation EFH 3U_3UB0209 Contact your dealer or supplier for more information about...

Reviews: