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Vogt SSD Series, Service Manual, Page: 16 / 21

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Vogt SSD Series Service Manual Download Page 16

Useful Tips 

Useful 

Tips 

for trouble-free operation 

8.4 

Pump Runs but Thermal Jumps

Possible Causes 

Solutions

 

8

.-   

Fluid  temperature 

exceeds 40°C.

•

The pump should not be used for 

such an application.

1

6

9

.-

  Cooling water does 

not cool the motor.

•

Verify  the  cooling  water 

connection  and  that  it  flows 

through the jacket.

10

-

 

The operation of the 

overload protection is defective.

•

Replace the overload protection.

 Do not interrupt the motor guard repeatedly if it has been disconnected. Doing so may damage the equipment.

NOT

E

 

 

Summary of Contents for SSD Series

Page 1: ......

Page 2: ...itions minimum 25 3 Do not cut or heat impeller for removal due to explosion risks 4 Control the direction of rotation of the motor 5 Maintain the maximum and minimum levels of submergence 6 Perform line flushing to remove all solid residues that could block the discharge and the pump interior before starting up the pump 7 Do not subject the pump to sudden temperature changes which could cause the...

Page 3: ...s a single suction single stage single suction vertical submersible centrifugal pump that is integrated with motor as a submersible unit for slurry work They have been designed for handling corrosive or abrasive slurries at temperatures below 40 C They are widely used in metallurgy mining coal petroleum and chemical transportation river and canal drainage construction material and municipal projec...

Page 4: ...e flange covers on during storage Removal of the protective covers may allow foreign material water or substances harmful to the pump to enter and damage and or crack the components All external machined surfaces are factory coated with a rust inhibitor prior to shipment Maintain protective coating on machined surfaces Maintain written records of shaft rotation intervals when storage period exceed...

Page 5: ...7 Before putting into operation the insulation should be measured if the equipment was exposed to wet storage conditions 2 4 Long Term Storage greater than 2 months For safe storage and maintenance of new and standby pumps Do not stack other pieces of equipment on top of the pumps Repair any paint damage before storage caused by shipping damage Flush pumps with clean water when removing a pump fro...

Page 6: ...ump are operational 3 2 Pre installation It must ensure that the cooling water lines do not freeze The SSD type pump should be placed at the bottom of the sump relatively flat on its suction head Avoid freezing of water in the pump or discharge line 3 3 Discharge Line The discharge piping should be connected to the discharge flange of the pump in such a way that the deformations transmitted to the...

Page 7: ...struct the pump or suction basket Set maximum and minimum bilge levels for pump operation Connect cooling water line Make sure that the power and signal cables are attached to the discharge piping preventing them from hitting against any element that could damage them while the equipment is in operation 4 2 Recommendations in Start up Check that the fluid temperature does not exceed the maximum al...

Page 8: ... pump horizontally If necessary add oil as specified in the technical characteristics table of the pump through the opening provided for this purpose If the presence of water is established in the oil whitish emulsion or if the oil contains solid particles mud etc it means that the seals are defective Their replacement is required The amount of oil in the lower pump casing is specified in the pump...

Page 9: ...280 02 1 Q235 5 Motor housing WQ T Y280 03 1 HT200 6 Rotor WQ T Y280 04 1 7 Lower bearing WQ T Y280 05 1 8 Oil chamber WQ T Y280 06 1 HT200 9 Mechanical seal WQ T Y280 07 1 10 Lining press side WQ T 150 01 1 A532 11 Impeller WQ T 150 02 1 A532 12 Suction disc WQ T 150 03 1 A532 13 Pump casing WQ T 150 04 1 A532 14 Stirrer WQ T 150 05 1 A532 15 Bottom support WQ T 150 06 1 HT200 16 Suction basket W...

Page 10: ...80 05 25 lts Recommended oil ISO 32 Gulf Harmony 7 2 Oil Change 1 Remove the drain plug bottom shown in the diagram 2 Remove the filler plug top to vent the oil chamber If possible tilt the pump slightly to drain the oil completely 3 Check the condition of the mechanical seal oring gaskets and if water is present in the oil 4 Oil filling Fill the pump with oil as follows 4 1 Place the pump on a le...

Page 11: ...care of any unusual conditions with respect to temperature and cleanliness Equipment is shipped with oil The level should be checked before putting it into service The oil level can be checked by removing the top fill plug shown in the diagram Make sure that the oil is at the level of the top filler plug Keep the oil change interval under control The oil should be drained and replaced after approx...

Page 12: ...ates smoothly The sensor indicators do not indicate an alarm The overload protection is not deactivated Check if The starting level regulator is working All connections are in perfect condition Relay and contactor coils are intact The control switch Man Auto makes contact in both positions Check if The main switch is turned on Control voltage is present at the starting equipment Fuses are intact V...

Page 13: ...d Pump has adequate capacity 2 The level detection equipment is not working properly Clean the level regulators Check the operation of the level regulators Check the contactor and the control circuit Replace all defective elements Increase the stop level 3 The stop level is too low Disconnect and lock out power before servicing to prevent sudden automatic start up Failure to do so may result in se...

Page 14: ...ning Check if The distance between the start and stop levels is sufficient The length of the discharge pipe between the pump and the discharge basin is sufficiently short Check if The contactor connections The voltage in the control circuit in relation to the rated voltages in the coil The operation of the start stop regulator Whether the voltage drop on the line during the start up overvoltage ca...

Page 15: ...are intact report the problem to plant electrical personnel 4 Rotational speed exceeds the nominal Verify control board configuration 5 Phase currents vary or are too high Contact your nearest VOGT staff 6 The insulation between the phases and the ground connection on the stator is defective Use an insulation monitoring instrument Check that the insulation between phases and between any phase and ...

Page 16: ...uld not be used for such an application 16 9 Cooling water does not cool the motor Verify the cooling water connection and that it flows through the jacket 10 The operation of the overload protection is defective Replace the overload protection Do not interrupt the motor guard repeatedly if it has been disconnected Doing so may damage the equipment NOTE ...

Page 17: ...the wrong position Replace valves if necessary Check that all valves are positioned correctly and in accordance with the liquid flow rate Check that all valves open correctly 4 It is difficult to turn the impeller by hand Clean the impeller Clean the sump 5 The pipes are clogged Clean the pipes so that the liquid flows smoothly 6 Pipes and joints leak fluid Look for leaks and seal them 7 There are...

Page 18: ...rvice 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...

Page 19: ... 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...

Page 20: ...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...

Page 21: ...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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