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Dover PSG Mouvex AF HT, Установка, эксплуатация и обслуживание, Страница: 1 / 18

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AF HT PUMP

Construction O

INSTALLATION

OPERATION

MAINTENANCE

INSTRUCTIONS 1003-D00 e

Section

1003

Effective

September 2012

Replaces

September 2011

Original instructions

Your distributor :

Z.I. La Plaine des Isles - F 89000 AUXERRE - FRANCE

Tel. : +33 (0)3.86.49.86.30 -  Fax : +33 (0)3.86.49.87.17

[email protected]  -  www.mouvex.com

Содержание PSG Mouvex AF HT

Страница 1: ...NANCE INSTRUCTIONS 1003 D00 e Section 1003 Effective September 2012 Replaces September 2011 Original instructions Your distributor Z I La Plaine des Isles F 89000 AUXERRE FRANCE Tel 33 0 3 86 49 86 30 Fax 33 0 3 86 49 87 17 contact mouvex com www mouvex com ...

Страница 2: ...diameters 4 2 3 Piping assembly 4 2 4 Direction of rotation 4 2 5 Bypass 5 2 6 Cleaning 5 2 7 Anchoring the pump units 5 2 8 Alignment of motor pump and reduction gearbox pump shafts 5 2 9 Electric motors 6 2 10 Diesel engine drive 6 3 USE 7 3 1 Storage 7 3 2 Pumping hot products 7 3 3 Pump filled with product at shutdown 7 3 4 Starting up the pump 7 3 5 Shutting down the pump 7 3 6 Scrapping 7 4 ...

Страница 3: ... level of a pump is greatly influenced by its condi tions of use Cavitation and pumping products with high gas contents generally increases the sound level Under the following pumping conditions excluding cavitation discharge pressure 5 bar speed of rotation 625 rpm product viscosity of 1 cSt The sound level reached for the AF HT pump in good condi tions ignoring the motor and gearbox noise is les...

Страница 4: ...et side A straight pipe 5 diameters is recommended between the pump flange and any pipe fitting elbow valve The stresses exerted by the piping on the pump can deform the pump parts increase wear misalign the bea rings and even cause parts to break The pipes must be designed to allow thermal expansion and contraction and be firmly secured the use of flexi ble hoses and expansion loops is recommende...

Страница 5: ... will cause stress prejudicial to the pump and the drive device and put the coupling out of true thereby causing vibrations noise and prema ture wear Care must be taken so that the chassis is clear of the ground apart from the base plates The chassis is equipped with a ground connection that must be used We recommend leaving an unoccupied space of about 50 cm on either end of the chassis to permit...

Страница 6: ...nections and check that the direction of rotation corresponds to installation s inlet and outlet direction Follow the instructions below if necessary to change the direction of rotation Three phase motor switch any two wires or two phases of the current supply Two phase motor switch the two wires of the same phase Single phase motor comply with the instructions of the manual supplied with the moto...

Страница 7: ...the consistency of the deposited products will not affect the start up of the pump 3 4 Starting up the pump Before starting up the pump always ensure that the pumping conditions are correct with the corresponding valves open especially the inlet valve For products requiring heating they must be brought to their pumping temperature before starting the pump 3 5 Shutting down the pump When shutting d...

Страница 8: ...D PRIOR TO PERFORMING ANY SERVICE OPERATION WARNING Hazardous or toxic fluids can cause serious injury DISCONNECT THE ELECTRICITY SUPPLY BEFOREANYMAINTENANCEOPERATION WARNING Dangerous voltage Can cause injury and death DISCONNECTING THE FLUID OR PRES SURE CONTAINMENT COMPONENTS DURING PUMP OPERATION CAN CAUSE SERIOUS PERSONAL INJURY DEATH OR MAJOR PROPERTY DAMAGE WARNING Hazardous pressure can ca...

Страница 9: ...y changing the cylinder or piston requires the replacement of both the cylinder and the piston To remove mechanical seal and shaft Remove the mechanical seal and the shaft by following the directions MECHANICAL SEAL 4 3 Reassembly Reassembly is done in the reverse order than the dismantling Take the following precautions Check the condition of the mechanical seal see MECHANICAL SEAL Check that spr...

Страница 10: ...cal seal holder 701 and bearing 736 assembly with the shaft 501 by tapping with a mal let on the end of the shaft 501 opposite the drive end Remove the screws 706 the cover 705 and the circlips 704 Remove the screws 776 from the drive end Use an extractor to take out the assembly of the mechanical seal holder 701 bearing 732 protection 733 the washer 731 and fixed part of the mechanical seal 600a ...

Страница 11: ...moved Thoroughly clean the part of the shaft in contact with the mechanical seal surface must be free from scratches Refit all the parts onto the shaft 501 in the opposite order to disassembly Make sure the notch in the fixed part of the mechanical seal 600a engages in the pin 627 When refitting the mechanical seal holder 701 check the leak drain hole faces downwards Make sure the lip seal 707 is ...

Страница 12: ...t ting the partial or total return of the liquid to the inlet side of the pump It should be noted that the role of the bypass as a safe ty device is limited to protecting the pump against acci dental over pressure For all electric motors unless the model used can handle the increased load due to maxi mum overpressure it is vital to provide appropriate over load protection 6 2 Orientation The norma...

Страница 13: ...he motor bears the power increase due to the overpressure seen upon closing the discharge This is how the bypasses of our pump units are adjusted as a function of the infor mation provided by our Technical Services The pumps supplied bare shaft are delivered with a stan dard bypass setting which needs to be adjusted with the exact working conditions and installation as per the above described proc...

Страница 14: ...ower consumption level is reached Then open the discharge valve as it was before adjustment 6 7 Standard bypass use HT normal bypass should not be operated too frequent ly even less permanently since it would result in useless power consumption and material fatigue detrimental to equipment life NOTICE Coat the faces of flat seals with dough EPPLE or equi valent before reassembly PUMPS OPERATINGAGA...

Страница 15: ...hat the electric motor is suitably protected 2 1 2 The bypass valve is not closed either the plunger has not returned to its initial position or there is dirt on the valve seat 2 1 3 The pump is worn this will also affect the suction capacity of the pump cf 3 2 2 c 2 2 If the pressure complies with the equipment data pump speed and motor output it is possible that 2 2 1 The pressure required for t...

Страница 16: ...liquid vapour pressure is or has become too elevated due to a change of temperature cf 3 1 3 3 2 2 If the vacuum is low or non existent the reason could be a that the bypass valve is not closing properly due to dirt on the valve seat b air is entering the pump check the front cover seals flanges etc c the pump is worn and the internal tightness is out of specification the piston bushings are worn ...

Страница 17: ...ress on the pump the transmission is pulling on the shaft pulling on the flanges by the piping 8 3 a broken part or foreign body has entered the pump EXCESS POWER CONSUMPTION 9 The most spectacular event occurs when a diesel engine stalls or the power to an electric motor is shut off 9 1 If this incident occurs when closing the discharge line the cause may be a the bypass is assembled back to fron...

Страница 18: ...ektrische Risiken die für rotierende Maschinen gelten NF EN 809 2009 NF EN 1672 2 2009 NF EN ISO 13857 2008 NF EN 12162 2009 ATEX Richtlinie 94 9 EG 23 März 1994 wie umgesetzt im nationalen Recht in Bezug auf Ausrüstungen für den Einsatz in explosionsgefährdeter Atmosphäre Die Konformität hat Geltung durch Anwendung folgender Normen NF EN 1127 1 1997 NF EN 13463 1 2009 NF EN 13463 5 2009 Die ATEX ...

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