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Colfax Imo Pump LPD, Инструкция по обслуживанию и эксплуатации

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Maintenance and Service
Instruction

This instruction is valid for all LPD pump models shown on page 2

Contents

Page

List of components

2

Exploded view/Ordering code

3

Service intervals and inspection

4

Sectional view

5

Useful tools/Shaft seal assembly drawing

6

Dismantling

7

Reassembly

9

Pressure relief valve

11

LPD1 © IMO 

AB

LPD 0604GB

March 2002

A Member of the
COLFAX PUMP GROUP

Screw pumps

 LPD

Содержание Imo Pump LPD

Страница 1: ...e 2 Contents Page List of components 2 Exploded view Ordering code 3 Service intervals and inspection 4 Sectional view 5 Useful tools Shaft seal assembly drawing 6 Dismantling 7 Reassembly 9 Pressure relief valve 11 LPD1 IMO AB LPD 0604GB March 2002 A Member of the COLFAX PUMP GROUP Screw pumps LPD ...

Страница 2: ...s Example of pump designations std LPD 020 N1 IVBP List of components Spare parts set Pos Part Qty G011 G050 G053 G054 G057 G070 Note No Denomination Rotor Shaft Minor Major Joint Valve set seal kit kit kit element 1010 Power rotor 1 x x 134 Locking screw 1 x x x x 1 162 Shaft sleeve 1 x x x x 1 201 Idler rotor 2 x x 401 Pump body 1 453 Screw 4 509 Mechanical seal 1 x x x 514 Retaining ring 1 520 ...

Страница 3: ...740 190740 G070 Valve element 190743 190743 162 Shaft sleeve 034652 034652 Exploded view LPD Fig 1 Ordering example For IMO pump LPD 020N1 IVBP serial number 456789 Shaft seal pos G050 p n 190334 Ordering code Fig 2 LPD1 IMO AB 401 556 605 6120 551 453 622 623 201 1010 509 614 615 608A 608B 608 613 521 520 514 Recommendation For maintenance the fol lowing spare part sets are recommended Set To be ...

Страница 4: ...mechanical shaft seal are lubricated by the fluid a certain leakage will always be present Ten drops per hour can be considered as acceptable An external visual inspection of the pump is advis able at least every two days to assure that the shaft seal is not leaking too much Excessively leaking shaft seals should be replaced without delay as the leakage normally will grow worse and cause additiona...

Страница 5: ...5 LPD 0604GB March 2002 IMO AB Telephone 46 8 50 622 800 Telefax 46 8 645 15 09 E mail info imo se Web www imo se Sectional view Fig 3 LPD ...

Страница 6: ... S5 Version code IVBP S1 Seat S2 O ring S5 Rotating member Useful tools Oil can Allen key 2 5 mm 2 pcs of screw driver A pair of pliers Fig 4 Connecting and disconnecting of electric cables must be done only by personnel authorized to do such work Before any maintenance work ensure that the driver is deenergized and the pump hydraulically isolated LPD5 IMO AB 2 pcs of screw spanner 13 mm ...

Страница 7: ... 7 Turn the electricity OFF Close the valves Remove pump from the system Closed Turn the el motor fan till the stop screw is visible in any of the flange ports Untighten the locking screw 134 Remove the motor fastening screws Remove the motor and the angle bracket ON OFF LPD7 IMO AB I C D Remove the retaining ring 514 ATTENTION Use appropriate vessels to collect oil spillage when removing and open...

Страница 8: ...ver 520 by pressing it up with two screw drivers Remove the power rotor 1010 including the shaft seal 509 Remove the seat and O ring Place the rotor 1010 into the jaw vice with soft jaws or a column drilling machine Push with two screw drivers as shown on the sketch to remove the rotating member S5 Fig 10 Fig 11 E F G 1020 LPD13 IMO AB 1010 ...

Страница 9: ...or 1010 as shown on the sketch Open the cover 623 hiding the pressure relief valve set screw Release the valve spring tension by turning the set screw CCW Remove the screws 453 the rear cover 551 the gasket 556 and the valve assembly Fit the rear cover with at least two screws but without gasket Fig 15 Fig 16 I Reassembly H A Remove the idler rotors 201 Inspect all parts Only minute and evenly dis...

Страница 10: ...ntered the motor shaft key slot Tighten the motor fastening screws Tighten the locking screw 134 Remove the rear cover 551 Push the valve assembly into its position in the rear cover o ring grip I Fig 18 Motor fastening screw 134 Fit the gasket 556 and put the rear cover 551 back in place The tension pin 613 must fit into the groove in the pumpbody Tighten the screws 453 crosswise Put the pump bac...

Страница 11: ...sket 556 The valve is mounted into the rear cover 551 Bend up the wings of the locking clamp 608A Remove the screws 608B Pull out the valve assembly A Fig 19 Replace the valve parts if necessary and reassem ble the valve unit and push it into the rear cover 551 o ring grip Fasten the screws 608B and bend the wings of the locking clamp 608A over the screws 608B Fit the gasket 556 and the rear cover...

Страница 12: ...IMO AB P O Box 42090 SE 126 14 Stockholm Sweden Telephone 46 8 50 622 800 Telefax 46 8 645 1509 www imo se ...

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