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27

Warranty

 

•

DAMAGES  THAT  MAY  ARISE  FROM  FAILURE  TO  READ  AND  UNDERSTAND  THIS  MANUAL  ARE  NOT  COVERED  BY

WARRANTY.

•

During the warranty period, the user CANNOT DISASSEMBLE OR INTERVENE THE EQUIPMENT OR ANY PART OF IT, without

an express authorization from VOGT S.A.

•

Our Technical Service is the only one authorized to intervene in equipment within the warranty period.

•

If the pump does not work properly, DO NOT disassemble it, look for the fault in the installation. All VOGT equipment has been

satisfactorily tested at the factory.

•

The details of the pumping equipment warranty, such as conditions of validity, equipment identification and terms of coverage,

are specified and detailed in a warranty certificate that is delivered with the equipment at the time it is shipped.

Warranty

 

Содержание NM Series

Страница 1: ......

Страница 2: ...satisfactory performance of the VOGT pumping equipment in any case depend on a correct application installation and in addition of a periodic inspection and careful maintenance VOGT S A will not be responsible for physical injury damage or other inconveniences caused by improper installation operation or maintenance The warranty is only valid when the equipment is used for the application for whic...

Страница 3: ...operate the pumping equipment if it is missing any protection from rotating parts Always keep the pump at least one meter away from building walls or other equipment during operation to prevent fire and to provide adequate ventilation Always perform inspection before starting the pump In this way you can avoid an accident or damage to the equipment Children and domestic animals should not go near ...

Страница 4: ...uipment The working conditions indicated in the order cannot be modified Should this occur VOGT S A must be informed Improper use outside the working conditions or assembly disassembly by untrained personnel may result in risks to life the pump and other accessories in use or normal operation of the equipment In order to benefit during the warranty period from the Guarantee offered by VOGT S A it ...

Страница 5: ... service for various reasons This is generally due to improper installation or mishandling of the pumping equipment Efficient service can only be achieved by installing the pump correctly therefore the instructions in this manual must be complied with in their entirety Pumps should not be used for purposes other than the service conditions stipulated at the time of purchase The nameplate installed...

Страница 6: ...ion Body Postizo Shaft Impeller Key Monoresorte Mechanical Seal O Ring Pump Body Union Body Clamp Shaft Pump Body Bolt Union Body Union Body Bolt Motor Clamp bolt Shaft Nut Priming plug Drain plug Pressure Tap Plug Golilla Water Cutter Electric Motor C Din Flange Cover FF Flange Cover 1 2 3 7T 10 01 11 19 01 23 25 01 25 13 25 22 28 01 30 01 30 02 30 09 38 100 01 101 01 101 02 NUM DENOMINATION ...

Страница 7: ...over The electric boards shall remain in vertical position and disconnected The pump and its components are heavy Improper handling during handling and hoisting could cause serious personal injury and or equipment damage 4 1 Transportation and Handling The transport and handling of the equipment must be carried out with means suitable for the weight to be supported the weight is generally indicate...

Страница 8: ... as indicated in the motor manual After a short storage period it is sufficient to manually rotate the pump shaft to unlock the rotor assembly Review and apply the short term storage instructions specified in the manuals for the motor and other items used Observe the other steps listed in the Start up section If the equipment is going to be stopped for a certain period of time and there is danger ...

Страница 9: ...n of an installation It is recommended that the client consult a specialist in the design of foundations piping wells etc to complement and interpret the information provided by VOGT S A and to ensure correct operation 5 3 Mounting Positions The NM series pumps can be mounted as shown in Figure 5 i e horizontal vertical with the motor on top and inclined with the motor on top of the pump They shou...

Страница 10: ... bolt nuts to prevent them from loosening during operation of the equipment 5 6 Joints to Rigid Pipe System For optimum operation of the motor pump equipment the piping should not exert stresses on it The equipment can be deformed broken or misaligned when the piping is not aligned with the suction and discharge axes of the pump The position of the flanges must be totally parallel with their conce...

Страница 11: ...tion of the pump and without high points to avoid the accumulation of air pockets see figure 8 Figure 7 The diameters of the pipes valves and fittings must be calculated according to the expected head losses in the installation and in such a way that the fluid velocities are Figure 8 If a reduction is installed in the suction line it must be eccentric and its straight part must be at the top to fa...

Страница 12: ...y the pump Avoid sharp bends and fittings that narrow or widen abruptly cones valves etc The discharge piping should generally be larger in diameter than the pump discharge flange A gate valve should also be fitted to regulate the flow rate and prevent possible motor overloads as well as to isolate the pump during maintenance To prevent fluid backflow from the delivery line it is recommended that ...

Страница 13: ...age it That is why VOGT S A recommends the use of expansion joints as part of the piping system that connects to the pump when conditions warrant it see figure 12 CHECK VALVE EXPANSION JOINT EXPANSION JOINT Figure 12 Although the absorption of axial movements caused by temperature changes is the main job performed by expansion joints they also act as vibration isolators reducing the propagation of...

Страница 14: ...eration increases directly with the density of the pumped fluid In order not to overload the electric motor it must be ensured that the pumped fluid corresponds to that which was originally considered for the selection of the pump and its motor 6 5 Checks on Electric Motor When making the electrical connection make sure that the type of current and rated voltage indicated on the motor nameplate ar...

Страница 15: ...ature destruction of its components product of the phenomenon called cavitation Suction throttling is only allowed when the available NPSH of the installation exceeds by a wide margin the NPSH required by the pump If the pump is jammed or turns with difficulty the equipment must not be operated until the cause of the problem is located and solved 6 8 Rotation Management Control Before final start ...

Страница 16: ... 14 b Figure 14 a Figure 14 b Figure 14 c Motors with 6 wires can be started using a Star Delta splitter only if the supply line voltage is equal to the minimum voltage shown on the nameplate between the two values specified by the manufacturer To make the star delta connection in the motor box all jumpers are removed leaving the terminals free The 6 wires from the board to the motor connect the 6...

Страница 17: ...t motors of less than 50 HP do not need relubrication since these motors have sealed bearings therefore only motors of more than 50 HP need relubrication 7 3 Electric Motor Drive Each electric motor has a degree of protection that must satisfy each particular situation in order to carry out a program of revision and cleaning of its internal components it is advisable to carry out voltage and amper...

Страница 18: ...ration Mechanical seals do not require maintenance but when they have completed their service life they should be replaced completely with new seals When a seal is to be installed always remember that it should be done with the utmost care and cleanliness so the contact protection between the two sliding surfaces should be removed only at the time of assembly ...

Страница 19: ...essories authorized by VOGT S A must be used The use of non original spare parts exempts VOGT S A from any responsibility Before proceeding with the assembly or disassembly of the pump make sure that The motor cannot be driven accidentally so it should be disconnected from the mains e g remove fuses unplug switch off circuit breaker etc The pump is free of pumped fluid flushing it internally with ...

Страница 20: ...p Body and the Union Body there is an O ring fig 3 19 01 which must be removed during this operation Photographic Sequence Nº 1 8 2 2 Impeller Disassembly Photographic Sequence No 2 Before removing the impeller fig 3 1 the impeller retaining nut fig 3 28 01 must be removed To remove the retaining nut a radial force must be generated counterclockwise and the nut completely disassembled Subsequently...

Страница 21: ...lements 8 2 4 Disassembly of the Union Body Photographic Sequence No 4 Loosen the four fastening bolts of the shaft clamp without removing them completely fig 3 25 22 Remove the fastening bolts fig 3 25 13 between the connecting body and the motor Subsequently remove the coupling body fig 3 3 together with the monobloc shaft fig 3 7T taking great care not to damage the stationary element of the me...

Страница 22: ... must be removed towards the motor side of the Union Body taking care not to damage the stationary element of the mechanical seal Photographic Sequence Nº 5 8 2 6 Mechanical Seal Disassembly Stationary Face Photo Sequence No 6 To disassemble the stationary element an axial force must be generated to it with a suitable element that does not damage the seal face Photographic Sequence Nº 6 ...

Страница 23: ...damaged during the disassembly operation must be replaced by original spare parts It is often necessary to replace the ORing Pump Body Union Body fig 3 19 01 The bolts must be tightened properly so that they do not come loose and the thread is not damaged Table Nº 4 shows the recommended torque for the different sizes of bolts according to their solicitation Figure 16 3 8 UNC 7 16 UNC M8 M10 5 8 5...

Страница 24: ...onoresorte Mechanical Seal O Ring Pump Body Union Body Clamp Shaft Pump Body Bolt Union Body Union Body Bolt Motor Clamp bolt Shaft Nut Priming plug Drain plug Pressure Tap Plug Golilla Water Cutter Electric Motor C Din Flange Cover FF Flange Cover 1 2 3 7T 10 01 11 19 01 23 25 01 25 13 25 22 28 01 30 01 30 02 30 09 38 100 01 101 01 101 02 NUM DENOMINATION ...

Страница 25: ...uction geometric height Check head losses in the suction pipe partially closed valve foreign bodies 4 The impeller ducts are partially clogged Check and release obstruction 5 Air enters the suction pipe Check and repair damaged ducts and defective joints 6 Damaged internal mechanical pump adjustments Consider a pump repair 7 The foot valve or pipe is not sufficiently submerged Check and submerge a...

Страница 26: ...epair damaged ducts and defective joints 3 The suction lift is too high insufficient NPSH Check that NPSHavailable NPSHrequired Check suction geometric head Check head losses in the suction pipe partially closed valve foreign bodies 4 The impeller is partially clogged causing unbalance Check and clear blockages Check bearings for damage 5 There are mechanical problems such as bent shaft seized par...

Страница 27: ...he only one authorized to intervene in equipment within the warranty period If the pump does not work properly DO NOT disassemble it look for the fault in the installation All VOGT equipment has been satisfactorily tested at the factory The details of the pumping equipment warranty such as conditions of validity equipment identification and terms of coverage are specified and detailed in a warrant...

Страница 28: ... Hydraulic analyses and installations Reverse engineering Retrieval and manufacturing of centrifuge pump components Casting and manufacturing of parts in different metalworking facilities ln Site Repairs Assessment and diagnosis Modifications and improvements of rotary equipment Pump Assembly Field Assistance operation control and in site installations per man hours Multi Equipment Post Sale Servi...

Страница 29: ...y located in strategic areas Each one of them is equipped with a multidisciplinary work team trained to propose efficient solutions to the real needs of our clients and to be attentive to solve in an agile way the imponderables that the industrial processes present At present we have an Industry 4 0 plan with solutions focused on two key pillars which are energy efficiency and displacement of foss...

Страница 30: ...Salado 0851 Quilicura vogt vogt cl LATAM COMMERCIAL OFFICE 54 9 3874 58 1822 argentina vogt cl COMMERCIAL OFFICE IQUIQUE 56 55 245 6600 56 9 6229 4764 iquique vogt cl COPIAPÓ BRANCH 56 52 2210 954 Panamericana Norte 3604 Local 3 Bodega 3 copiapo vogt cl SOUTH AREA BRANCH 56 65 2438 761 Achao 618 puerto montt vogt cl ...

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