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EBARA Submersible Semi-vortex Sewage Pumps

DSU/DSHU

Operating, Installation, and Maintenance

WARNING

Check that the power is locked off and disconnected before working on pump. All electrical work should be
performed by a qualified electrician and all national and local electrical codes must be observed.

Three Phase

• Model DVSU

E : GREEN
U : RED
V : WHITE
W : BLACK

PR : PROTECTOR

(AUTO-CUT)

: RED

: WHITE

: BLACK

for 230V

for 460V

208/230V

460V

E : GREEN
L

: RED

: WHITE

: BLACK

PROTECTOR

Three Phase – Hot Water Type

• Model DVSHU

CALL 1-800-577-8111 FOR SALES AND SUPPORT

Содержание DSU

Страница 1: ...Submersible Sump Drainage Pump Model DSU Model DSHU Operating Instructions Installation Maintenance Manual EBARA Fluid Handling EBARA International Corporation CALL 1 800 577 8111 FOR SALES AND SUPPORT ...

Страница 2: ...ces or flames in a septic gaseous or possible septic sump Do not work under heavy suspended objects unless there is a positive support under it to stop its fall in event of sling or hoist failure Disregard of this warning could result in personal injury This pump should only be serviced by qualified or factory trained personnel CAUTION This instruction manual includes necessary items for installat...

Страница 3: ...t the impeller turns smoothly by hand 2 Precautions when operation is suspended 1 If operation is to be suspended for 30 days with the pump immersed in water measure the insulation resistance of the motor If resistance is over 1 mega ohm operate pump to prevent rust from developing on moving parts Follow the instructions under OPERATION when pump operation is to be resumed 2 For dry storage clean ...

Страница 4: ...own 8 Non automatic pumps model DSU DSHU do not have an automatic operating system based on built in floats Do not operate the pump for a long time with the water level near the minimum operating level as the automatic cut off switch incorporated inside the motor will be activated To avoid dry operation install an automatic operating system as shown in Fig 2 and maintain a safe operating water lev...

Страница 5: ...ctrical work should be performed by a qualified electrician and all national and local electrical codes must be observed Three Phase Model DVSU E GREEN U RED V WHITE W BLACK PR PROTECTOR AUTO CUT L1 RED L2 WHITE L3 BLACK PR for 230V PR for 460V 208 230V 460V E GREEN L1 RED L2 WHITE L3 BLACK PROTECTOR Three Phase Hot Water Type Model DVSHU CALL 1 800 577 8111 FOR SALES AND SUPPORT ...

Страница 6: ...be activated Constant repetition of this action will shorten pump service life Do not start the pump again in such a situation until after the motor has completely cooled 2 Test Operation 1 Model DSU DSHU a Turn the operating switch on and off a couple of times to check for normal pump start b Check the direction of rotation If discharge volume is low or unusual sounds are heard when the pump is o...

Страница 7: ...the mechanical seal can be prolonged by replacing the oil in the mechanical seal chamber once a year When replacing the oil lay the pump on its side with filler plug on top as shown in Fig 5 For model DSU motors inject turbine oil No 32 ISO VG 32 until it overflows For model DSHU motors inject rotaly compressor oil A until it overflows Be certain to dispose of oil residue properly 3 Yearly prevent...

Страница 8: ...scharge piping 7 Inspect repair 8 Clogging of discharge piping 8 Remove foreign matter 9 Foreign Matter in suction inlet 9 Remove foreign matter 10 Foreign matter clogging pump 10 Disassemble and remove foreign matter 11 Worn impeller 11 Replace impeller Over current 1 Unbalanced current and voltage 1 Contact electric power company and devise counter measure 2 Significant voltage drop 2 Contact el...

Страница 9: ...AINLESS ASTM AISI CODE A48 Class 30 AISI304 A48 Class 30 AISI420 B36 No 272 AISI304 AISI304 AISI304 AISI304 NO FOR 1 UNIT 1 1 1 1 1 1 SET 1 1 1 1 1 3 or 4 2 1 3 or 4 PART NO 193 219 244 801 802 811 814 816 830 842 848 849 1 849 2 865 915 PART NAME OIL PLUG COMPANION FLANGE STRAINER ROTOR STATOR SUBMERSIBLE CABLE MOTOR FRAME BRACKET SHAFT MOTOR COVER MOTOR PROTECTOR BALL BEARING BALL BEARING HANDLE...

Страница 10: ...304 AISI304 AISI304 AISI304 NO FOR 1 UNIT 1 1 1 1 1 1 1 1 SET 1 1 or 2 1 1 1 1 1 4 4 4 2 1 PART NO 130 135 174 193 200 244 277 801 802 811 814 816 817 830 842 848 849 1 849 2 915 PART NAME SCREW WASHER DISCHARGE ELBOW OIL PLUG LIFTING HANGER STRAINER V RING ROTOR STATOR SUBMERSIBLE CABLE MOTOR FRAME BRACKET BRACKET SHAFT MOTOR COVER MOTOR PROTECTOR BALL BEARING BALL BEARING EXTERNAL TERMINAL MATER...

Страница 11: ...haser No allowance will be made for repairs without EIC s written consent or approval and the Warranty Period shall not be suspended upon stopping operation for warranty repairs nor recommence upon completion of the warranty repairs but shall run continuously from commencement until normal expiration Repair parts shall carry no greater warranty than the remaining balance of the underlying EIC Prod...

Страница 12: ...Contact your dealer or supplier for more information about other EBARA products CALL 1 800 577 8111 FOR SALES AND SUPPORT ...

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