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8 Trouble-shooting

63 of 72

HPK

8 Trouble-shooting

WARNING

Improper work to remedy faults

Risk of injury!

▷

For any work to remedy faults observe the relevant information in this
operating manual and/or in the relevant accessory manufacturer's
documentation.

If problems occur that are not described in the following table, consultation with the

KSB

customer service is required.

A

Pump delivers insufficient flow rate

B

Motor is overloaded

C

Excessive discharge pressure

D

Increased bearing temperature

E

Leakage at the pump

F

Excessive leakage at the shaft seal

G

Vibrations during pump operation

H

Impermissible temperature increase in the pump

Table 29:

Trouble-shooting

A B C D E F G H Possible cause

Remedy

14)

✘

-

-

-

-

-

-

- Pump delivers against an excessively

high pressure.

Re-adjust to duty point.
Check system for impurities.
Fit a larger impeller.

15)

Increase the speed (turbine, I.C. engine).

✘

-

-

-

-

-

✘ ✘

Pump or piping are not completely
vented or primed.

Vent and/or prime.

✘

-

-

-

-

-

-

- Supply line or impeller clogged

Remove deposits in the pump and/or piping.

✘

-

-

-

-

-

-

- Formation of air pockets in the piping

Alter piping layout.
Fit vent valve.

✘

-

-

-

-

-

✘ ✘

Suction lift is too high/NPSH

available

(positive suction head) is too low.

Check/alter fluid level.
Install pump at a lower level.
Fully open the shut-off element in the suction
line.
Change suction line, if the friction losses in
the suction line are too high.
Check any strainers installed/suction opening.
Observe permissible speed of pressure fall.

✘

-

-

-

-

-

-

- Air intake at the shaft seal

Clean barrier fluid duct, supply external
barrier fluid, if necessary, or increase barrier
fluid pressure.
Replace shaft seal.

✘

-

-

-

-

-

-

- Wrong direction of rotation

Check the electrical connection of the motor
and the control system, if any.

✘

-

-

-

-

-

-

- Speed is too low.

15)

- Operation with frequency inverter
- Operation without frequency inverter

- Increase voltage/frequency at the frequency
inverter in the permissible range.
- Check voltage.

✘

-

-

-

-

-

✘

- Impeller

Replace worn components by new ones.

-

✘

-

-

-

-

✘

- Pump back pressure is lower than

specified in the purchase order.

Re-adjust to duty point.
In the case of persistent overloading, turn
down impeller.

15)

14)

Pump pressure must be released before attempting to remedy faults on parts which are subjected to pressure.

15)

Contact KSB.

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Содержание HPK

Страница 1: ...Thermal Oil Hot Water Pump HPK Complementary Sizes Bearing Assemblies P08s P10as P12s Installation Operating Manual ...

Страница 2: ...ovided herein must neither be distributed copied reproduced edited or processed for any other purpose nor otherwise transmitted published or made available to a third party without the manufacturer s express written consent Subject to technical modification without prior notice KSB Aktiengesellschaft Frankenthal 16 01 2017 ...

Страница 3: ...e Disposal 14 3 1 Checking the condition upon delivery 14 3 2 Transport 14 3 3 Storage preservation 15 3 4 Return to supplier 15 3 5 Disposal 16 4 Description of the Pump Set 17 4 1 General description 17 4 2 Designation 17 4 3 Name plate 17 4 4 Design details 17 4 5 Configuration and function 20 4 6 Noise characteristics 21 4 7 Scope of supply 21 4 8 Dimensions and weights 22 5 Installation at Si...

Страница 4: ... Supervision of operation 46 7 2 2 Inspection work 47 7 2 3 Lubrication and lubricant change of rolling element bearings 48 7 3 Drainage cleaning 50 7 4 Dismantling the pump set 50 7 4 1 General information Safety regulations 50 7 4 2 Preparing the pump set 51 7 4 3 Removing the motor 51 7 4 4 Removing the back pull out unit 51 7 4 5 Removing the impeller 52 7 4 6 Removing the shaft seal 52 7 4 7 ...

Страница 5: ...Contents 5 of 72 HPK 10 EU Declaration of Conformity 67 11 Certificate of Decontamination 68 Index 69 ...

Страница 6: ...to eliminate any environmental and health hazards arising from components in contact with the fluid handled Discharge line The pipeline which is connected to the discharge nozzle Hydraulic system The part of the pump in which the kinetic energy is converted into pressure energy Pool of pumps Customers operators pumps which are purchased and stored regardless of their later use Pump Machine without...

Страница 7: ...1 4 Other applicable documents Table 1 Overview of other applicable documents Document Contents Data sheet Description of the technical data of the pump set General arrangement drawing outline drawing Description of mating and installation dimensions for the pump set weights Drawing of auxiliary connections Description of auxiliary connections Hydraulic characteristic curve Characteristic curves s...

Страница 8: ...1 General 8 of 72 HPK Symbol Description Cross references 1 2 Step by step instructions Note Recommendations and important information on how to handle the product ...

Страница 9: ...ne damage In conjunction with the signal word CAUTION this symbol indicates a hazard for the machine and its functions 2 2 General This operating manual contains general installation operating and maintenance instructions that must be observed to ensure safe operation of the system and prevent personal injury and damage to property The safety information in all sections of this manual must be comp...

Страница 10: ...tall operate maintain and inspect the machinery this manual refers to The responsibilities competence and supervision of all personnel involved in transport installation operation maintenance and inspection must be clearly defined by the operator Deficits in knowledge must be rectified by means of training and instruction provided by sufficiently trained specialist personnel If required the operat...

Страница 11: ...as been disconnected from the power supply de energised The pump casing must have cooled down to ambient temperature Pump pressure must have been released and the pump must have been drained When taking the pump set out of service always adhere to the procedure described in the manual ð Section 6 3 13 Page 43 ð Section 6 1 Page 34 Decontaminate pumps which handle fluids posing a health hazard ð Se...

Страница 12: ...as already been taken into account The temperature class specifies the maximum permissible temperature at the surface of the pump set during operation For the permissible operating temperature of the pump in question refer to the data sheet Table 4 Temperature limits Temperature class to EN 13463 1 Maximum permissible fluid temperature T1 Maximum 400 C2 T2 280 C T3 185 C T4 120 C T5 85 C T6 Only a...

Страница 13: ...andled Longer operating periods with these fluids and at the flow rates indicated will not cause an additional increase in the temperatures at the pump surface However if the physical properties of the fluids handled are different from water it is essential to check whether an additional heat build up may occur and if the minimum flow rate must therefore be increased The calculation formula in ð S...

Страница 14: ... slip out of the suspension arrangement Danger to life from falling parts Always transport the pump set in the specified position Never attach the suspension arrangement to the free shaft end or the motor eyebolt Give due attention to the weight data and the centre of gravity Observe the applicable local health and safety regulations Use suitable permitted lifting accessories e g self tightening l...

Страница 15: ... protected for a maximum of 12 months New pumps pump sets are supplied by our factory duly prepared for storage For storing a pump set which has already been operated the shutdown measures must be adhered to ð Section 6 1 1 Page 34 3 4 Return to supplier 1 Drain the pump as per operating instructions ð Section 7 3 Page 50 2 Always flush and clean the pump particularly if it has been used for handl...

Страница 16: ...esidues of the fluid handled Wear safety clothing and a protective mask if required Observe all legal regulations on the disposal of fluids posing a health hazard 1 Dismantle the pump set Collect greases and other lubricants during dismantling 2 Separate and sort the pump materials e g by Metals Plastics Electronic waste Greases and other lubricants 3 Dispose of materials in accordance with local ...

Страница 17: ...entreline pump feet M mechanical seal with internal or external circulation K intensively cooled shaft seal chamber 4 3 Name plate HPK S F 300 500 P No 997125086300550001 Q 1660 m3 h H 73 m n 1488 1 min KSB Aktiengesellschaft 67227 Frankenthal Mat No 01 109 223 ZN 3804 D 52 x 74 2009 0520 5 P 10000 31 1 2 5 4 3 6 7 Fig 5 Name plate example 1 Type series size 2 Customer specific information optiona...

Страница 18: ...echanical seals not approved by KSB shall not be covered by KSB s scope of warranty The following seal designs are used for hot water applications Mechanical seal uncooled Mechanical seal with jacket cooling Mechanical seal uncooled operating mode E Uncooled single acting balanced mechanical seal y circulation starting from the discharge nozzle y Mechanical seal with jacket cooling operating mode ...

Страница 19: ...gnation Example P10as Table 7 Bearing bracket designation Code Description P Bearing bracket 10 Size code based on dimensions of seal chamber and shaft end a Reinforced bearing bracket next bearing size up s Paired angular contact ball bearings drive end Bearings used Table 8 Bearing design KSB designation FAG designation SKF designation B G B TVP UA BECBP Table 9 Bearing design Bearing bracket Cy...

Страница 20: ...he suction nozzle 6 and is accelerated outward by the rotating impeller 7 In the flow passage of the pump casing the kinetic energy of the fluid is converted into pressure energy The fluid is pumped to the discharge nozzle 2 where it leaves the pump The clearance gap 1 prevents any fluid from flowing back from the casing to the suction nozzle At the rear side of the impeller the shaft 4 enters the...

Страница 21: ...0 72 75 77 74 77 82 132 73 76 78 75 77 83 160 74 77 79 75 78 84 200 75 78 80 76 79 84 250 79 81 80 85 4 7 Scope of supply Depending on the model the following items are included in the scope of supply Pump Drive Surface cooled IEC frame three phase squirrel cage motor Coupling Flexible coupling with or without spacer Contact guard Coupling guard Baseplate Cast or welded baseplate for the complete ...

Страница 22: ...4 Description of the Pump Set 22 of 72 HPK 4 8 Dimensions and weights For dimensions and weights please refer to the general arrangement drawing outline drawing of the pump pump set ...

Страница 23: ...rt the load Personal injury and damage to property Use a concrete of compressive strength class C12 15 which meets the requirements of exposure class XC1 to EN 206 1 The mounting surface must have set and must be completely horizontal and even Observe the weights indicated 1 Check the structural requirements All structural work required must have been prepared in accordance with the dimensions sta...

Страница 24: ...lts 3 between the baseplate foundation frame and the foundation For a bolt to bolt distance L 800 mm fit additional shims 2 halfway between the bolt holes All shims must lie perfectly flush 3 Insert the foundation bolts 3 into the holes provided 4 Use concrete to set the foundation bolts 3 into the foundation 5 Wait until the concrete has set firmly then level the baseplate 6 Tighten the foundatio...

Страница 25: ...ts 1 3 at the machine mounts 4 5 4 Piping 5 4 1 Connecting the piping DANGER Impermissible loads acting on the pump nozzles Danger to life from escaping hot toxic corrosive or flammable fluids Do not use the pump as an anchorage point for the piping Anchor the pipes in close proximity to the pump and connect them properly without transmitting any stresses or strains Observe the permissible forces ...

Страница 26: ...without transmitting any stresses or strains CAUTION Welding beads scale and other impurities in the piping Damage to the pump Free the piping from any impurities If necessary install a filter Comply with the instructions set out in ð Section 7 2 2 3 Page 48 1 Thoroughly clean flush and blow through all vessels pipelines and connections especially of new installations 2 Before installing the pump ...

Страница 27: ...re correction diagram HPK S E Fy Fz Fx Fx Fz Fy Fx Fz Fy My Mz Mx Forces and moments at the pump nozzles Pump feet below The resulting permissible forces have been determined according to the following formulas Table 11 Forces and moments at the pump nozzles Size Suction nozzle Discharge nozzle Suction nozzle Discharge nozzle N N Nm Nm Fx Fy Fz Fres Fx FyTens FyCompr Fz Fres Mx My Mz Mx My Mz 150 ...

Страница 28: ...00 10050 7600 4900 70500 5150 3550 250 630 16000 10700 13350 17100 10700 6700 13350 8900 13900 12200 9200 6000 10050 7600 4900 250 710 16000 10700 13350 17100 10700 6700 13350 8900 13900 12200 9200 6000 10050 7600 4900 300 630 17800 11600 14250 18350 13350 8200 16000 10700 17100 12750 9500 6250 12200 9200 6000 300 710 17800 11600 14250 18350 13350 8200 16000 10700 17100 12750 9500 6250 12200 9200 ...

Страница 29: ...e sure the space between the casing cover discharge cover and the bearing cover is sufficiently vented Never close or cover the perforation of the bearing bracket guards e g by insulation WARNING The volute casing and casing discharge cover take on the same temperature as the fluid handled Risk of burns Insulate the volute casing Fit protective equipment CAUTION Heat build up in the bearing bracke...

Страница 30: ...iation between the two coupling halves must not exceed 0 1 mm during standstill as well as at operating temperature and under inlet pressure 4 Check the distance dimension see general arrangement drawing between the two coupling halves around the circumference The coupling is correctly aligned if the distance between the two coupling halves is the same at all points around the circumference The ra...

Страница 31: ...et with a coupling guard If the customer specifically requests not to include a coupling guard in KSB s delivery then the operator must supply one Observe all relevant regulations for selecting a coupling guard 6 Fit the coupling guard and its footboard if any 7 Check the distance between coupling and coupling guard The coupling guard must not touch the coupling DANGER Risk of ignition by friction...

Страница 32: ...te start up method NOTE A motor protection device is recommended 5 8 1 Setting the time relay CAUTION Switchover between star and delta on three phase motors with star delta starting takes too long Damage to the pump set Keep switch over intervals between star and delta as short as possible Table 13 Time relay settings for star delta starting Motor rating Y time to be set kW s 30 3 30 5 5 8 2 Conn...

Страница 33: ...echanical seal Damage to the mechanical seal and leakage Separate the pump from the motor to check the direction of rotation CAUTION Drive and pump running in the wrong direction of rotation Damage to the pump Refer to the arrow indicating the direction of rotation on the pump Check the direction of rotation If required check the electrical connection and correct the direction of rotation The corr...

Страница 34: ... free oil and grease food approved if required to protect them against corrosion Observe the additional instructions ð Section 3 3 Page 15 If the pump set is to be stored temporarily only preserve the wetted components made of low alloy materials Commercially available preservatives can be used for this purpose Observe the manufacturer s instructions for application removal Observe any additional ...

Страница 35: ...aximum frequency of starts kW Starts hour 12 15 100 10 100 5 CAUTION Re starting while motor is still running down Damage to the pump set Do not re start the pump set before the pump rotor has come to a standstill 6 2 3 Fluid handled 6 2 3 1 Flow rate Unless specified otherwise in the characteristic curves or in the data sheets the following applies Short time operation Qmin 5 0 1 Qopt 6 Continuou...

Страница 36: ...o be expected In this case reduce the commonly recommended inspection intervals 6 3 Commissioning start up 6 3 1 Prerequisites for commissioning start up Before commissioning starting up the pump set make sure that the following conditions are met The pump set has been mechanically connected as specified The pump set has been properly connected to the power supply and is equipped with all protecti...

Страница 37: ...w plug 5 Bearing bracket 1 Pull out the vent plug 2 2 Hinge down the reservoir of the constant level oiler 1 from the bearing bracket 5 and hold it in this position 3 Fill in oil through the hole for the vent plug until the oil reaches the connection elbow of the constant level oiler 3 4 Completely fill the reservoir of the constant level oiler 1 5 Snap the constant level oiler 1 back into its ope...

Страница 38: ...gns are used for hot water applications Mechanical seal with external circulation Mechanical seal with air cooled heat exchanger 6 3 3 2 Mechanical seal for thermal oil DANGER Improper sealing Severe burns Damage to the environment Use only mechanical seals for sealing off thermal oil 100 C DANGER Quench supply Serious injury Only operate quench supply systems outdoors far away from persons and po...

Страница 39: ... explosive atmosphere by mixing of incompatible fluids in the auxiliary piping Risk of burns Explosion hazard Make sure that the barrier fluid or quench liquid are compatible with the fluid handled DANGER Risk of potentially explosive atmosphere inside the pump Explosion hazard The pump internals in contact with the fluid to be handled including the seal chamber and auxiliary systems must be fille...

Страница 40: ...ge to the shaft seal pump Cool the shaft seal Provide sufficient quantities of cooling liquid see table NOTE The vaporisation pressure varies depending on the fluid handled the system pressure and the material of the shaft seal e g hot water Observe the following data for the cooling liquid Max permissible cooling liquid pressure 10 bar Cooling liquid quantities see table below Table 17 Cooling li...

Страница 41: ...ween the pump s surface and the fluid handled must not exceed 100 C 100 K when the pump is started up 6 3 10 Final check 1 Remove the coupling guard and its footboard if any 2 Check the coupling alignment re align the coupling if required ð Section 5 6 Page 29 3 Check proper functioning of coupling shaft Check that coupling shaft can be easily rotated by hand 4 Fit the coupling guard and its footb...

Страница 42: ...e motor has sufficient power reserves Use a soft starter Use speed control 1 Fully open the shut off element in the suction head suction lift line 2 Close or slightly open the shut off element in the discharge line 3 Start up the motor 4 Immediately after the pump has reached full rotational speed slowly open the shut off element in the discharge line and adjust it to comply with the duty point CA...

Страница 43: ... the pump is running perform any work with utmost caution The leakage can be reduced 1 Tighten the nuts on the gland follower by 1 6 turn 2 Monitor the leakage for another five minutes Excessive leakage Repeat steps 1 and 2 until the minimum value has been reached Not enough leakage Slightly loosen the nuts at the gland follower No leakage Immediately switch off pump set Loosen the gland follower ...

Страница 44: ...id supply after the pump has cooled down CAUTION Risk of freezing during prolonged pump shutdown periods Damage to the pump Drain the pump and the cooling heating chambers if any or otherwise protect them against freezing 6 4 Returning to service For returning the equipment to service observe the sections on commissioning start up ð Section 6 3 Page 36 and the operating limits ð Section 6 2 Page 3...

Страница 45: ...ER Improper cleaning of coated pump surfaces Explosion hazard by electrostatic discharge When cleaning coated pump surfaces in atmospheres of Explosion group IIC use suitable anti static equipment WARNING Unintentional starting of the pump set Risk of injury by moving components and shock currents Ensure that the pump set cannot be switched on unintentionally Always make sure the electrical connec...

Страница 46: ...tures as a result of bearings running hot or defective bearing seals Explosion hazard Fire hazard Damage to the pump set Risk of burns Regularly check the lubricant level Regularly check the rolling element bearings for running noises DANGER Incorrectly serviced shaft seal Explosion hazard Hot toxic fluid escaping Damage to the pump set Risk of burns Fire hazard Regularly service the shaft seal DA...

Страница 47: ...ry connections Cooling system Take the pump out of service at least once a year to thoroughly clean the cooling system Monitor the stand by pump To make sure that stand by pumps are ready for operation start them up once a week Monitor the bearing temperature The bearing temperature must not exceed 90 C measured on the outside of the bearing bracket CAUTION Operation outside the permissible bearin...

Страница 48: ...eeding 250 C contact KSB NOTE If the clearances given are exceeded by more than 1 mm referring to the diameter replace the affected components or restore the original clearance by means of a casing wear ring Contact KSB 7 2 2 3 Cleaning filters CAUTION Insufficient inlet pressure due to clogged filter in the suction line Damage to the pump Monitor contamination of filter with suitable means e g di...

Страница 49: ...veland 175 C Solidification point pour point 15 C Application temperature10 Higher than permissible bearing temperature 7 2 3 1 3 Oil quantity Table 23 Oil quantity Bearing bracket Oil quantity in l P08s 4 5 P10as 4 0 P12s 4 0 7 2 3 1 4 Changing the oil WARNING Lubricants posing a health hazard and or hot lubricants Hazard to persons and the environment When draining the lubricant take appropriate...

Страница 50: ...he fluid handled Wear safety clothing and a protective mask if required Observe all legal regulations on the disposal of fluids posing a health hazard If the pump set has handled fluids whose residues could lead to corrosion damage in the presence of atmospheric humidity or could ignite upon contact with oxygen the pump set must be neutralised and anhydrous inert gas must be blown through the pump...

Страница 51: ...n and discharge line Drain the pump and release the pump pressure ð Section 7 3 Page 50 Close any auxiliary connections Allow the pump set to cool down to ambient temperature 7 4 2 Preparing the pump set 1 De energise the pump set and secure it against unintentional start up 2 Disconnect and remove all auxiliary pipework 3 Remove the coupling guard 4 Remove the coupling spacer if any 5 Drain the o...

Страница 52: ...se of joint rings 411 31 411 32 Bearing assemblies P10as P12s ü The notes and steps stated in ð Section 7 4 1 Page 50 to ð Section 7 4 4 Page 51 have been observed carried out ü The back pull out unit is kept in a clean and level assembly area 1 Unscrew impeller hub cap 260 01 right hand thread 2 Bend open lockwasher 931 02 remove hexagon head bolt 901 87 with lockwasher 931 02 and disc 550 87 3 R...

Страница 53: ...gular casing wear ring 502 02 8 Remove hexagon nuts 920 15 9 Use forcing screws 901 31 to separate casing cover 161 from bearing bracket lantern 344 Lifting lugs can be screwed into the casing cover for transport 10 Pull off guard 680 11 Pull shaft protecting sleeve 524 01 and thrower 507 01 off shaft 210 7 4 7 Dismantling the bearings ü The notes and steps stated in ð Section 7 4 1 Page 50 to ð S...

Страница 54: ...blies or components CAUTION Improper reassembly Damage to the pump Reassemble the pump set in accordance with the general rules of sound engineering practice Use original spare parts only Sequence Always reassemble the pump in accordance with the corresponding general assembly drawing Sealing elements Gaskets Always use new gaskets making sure that they have the same thickness as the old ones Alwa...

Страница 55: ...he inner ring of cylindrical roller bearing 322 01 onto shaft 210 until they will not go any further NOTE Angular contact ball bearings must be installed in back to back arrangement Angular contact ball bearings installed in pairs must always be from the same manufacturer 3 Use a C spanner to tighten slotted round nut 920 21 without lock washer 931 01 4 Let angular contact ball bearing 320 01 cool...

Страница 56: ...e surface of the shaft protecting sleeve from damage ü The notes and steps stated in ð Section 7 5 1 Page 54 to ð Section 7 5 2 Page 55 have been observed carried out ü The bearing assembly and the individual parts of mechanical seal 433 are kept in a clean and level assembly area ü All dismantled parts have been cleaned and checked for wear ü Any damaged or worn parts have been replaced by origin...

Страница 57: ...ü All disassembled parts have been cleaned and checked for wear ü Any damaged or worn parts have been replaced by original spare parts ü The sealing surfaces have been cleaned 1 Fasten pre assembled casing cover 161 with stud 902 15 and hexagon nut 920 15 to bearing bracket lantern 344 2 Clamp stuffing box housing 451 01 into a vice Fit neck bush 456 01 if any with socket head cap screw 914 04 3 I...

Страница 58: ...ant 4 Slip impeller 230 onto shaft 210 5 Insert joint ring 411 31 6 Screw impeller nut 922 to shaft 210 Observe the tightening torques ð Section 7 6 1 Page 59 Bearing assemblies P10as P12s ü The notes and steps stated in ð Section 7 5 1 Page 54 to ð Section 7 5 3 Page 56 have been observed carried out ü The assembled bearing mechanical seal as well as the individual parts are kept in a clean and l...

Страница 59: ...asing 102 with a new gasket 411 10 2 Tighten nut 920 01 at the volute casing 3 Bolt support foot 183 to the baseplate 7 5 6 Mounting the motor NOTE Steps 1 and 2 do not apply to versions with spacer type coupling 1 Shift the motor to connect it to the pump via the coupling 2 Fasten the motor to the baseplate 3 Align pump and motor 4 Connect the motor to the power supply refer to manufacturer s pro...

Страница 60: ...s Tighten the impeller nut to the following torques Bearing bracket Tightening torque Nm Wrench size mm P08as 1000 60 Re tighten the impeller nut some 20 to 30 minutes after assembly Bearing brackets P10as and P12s Tighten hexagon head bolt 901 87 to the following torques Bearing bracket Tightening torque Nm Hexagon head bolt 901 87 P10as 350 M 24 P12s 350 M 24 7 7 Spare parts stock 7 7 1 Ordering...

Страница 61: ...Neck bush 1 1 2 2 2 3 30 7 7 3 Interchangeability of pump components Components featuring the same number in a column are interchangeable NOTE Volute casing 102 and impeller 230 are not interchangeable between different pump sizes Table 28 Interchangeability of pump components Bearing bracket Size Description Casing cover Support foot Shaft Impeller hub cap Angular contact ball bearing Cylindrical...

Страница 62: ... housing Seal cover Casing wear ring Casing wear ring Thrower Shaft protecting sleeve Guard Impeller screw Impeller nut Part No 161 183 210 260 01 320 02 322 01 330 344 433 451 01 471 01 502 01 502 02 507 01 524 01 680 901 87 922 300 710 6 3 2 1 2 2 2 2 2 2 2 10 10 2 2 1 P12s 350 630 7 5 3 2 2 2 2 2 3 3 3 11 11 3 3 1 400 630 7 5 3 2 2 2 2 2 3 3 3 12 12 3 3 1 350 710 8 5 3 2 2 2 2 2 3 3 3 11 11 3 3...

Страница 63: ...the pump and or piping Formation of air pockets in the piping Alter piping layout Fit vent valve Suction lift is too high NPSHavailable positive suction head is too low Check alter fluid level Install pump at a lower level Fully open the shut off element in the suction line Change suction line if the friction losses in the suction line are too high Check any strainers installed suction opening Obs...

Страница 64: ...rease pressure at the pump suction nozzle The pump set is misaligned Re align Pump is warped or sympathetic vibrations in the piping Check the piping connections and secure fixing of pump if required reduce distances between the pipe clamps Fix the pipelines using anti vibration material Insufficient or excessive quantity of lubricant or unsuitable lubricant Top up reduce or change lubricant Non c...

Страница 65: ...ly 102 Volute casing with joint ring 411 01 10 casing wear ring 502 01 stud 902 01 screwed plug 903 01 socket head cap screw 914 10 hexagon nut 920 01 161 Casing cover with joint ring 411 09 casing wear ring 502 02 stud 902 15 socket head cap screw 914 09 hexagon nut 920 15 183 Support foot 210 Shaft with keywayed nut 920 21 lockwasher 931 01 key 940 01 02 230 Impeller with impeller wear ring 503 ...

Страница 66: ...03 16 17 hexagon nut 920 03 502 01 02 Casing wear ring 507 01 02 Thrower 524 01 Shaft protecting sleeve 550 23 Support disc 550 87 Disc bearing brackets P10as P12s 638 Constant level oiler 672 Vent plug 901 04 Hexagon head bolt 901 87 Hexagon head bolt 903 46 Screwed plug 914 01 02 Socket head cap screw 914 09 10 Socket head cap screw 922 Impeller nut bearing bracket P08s 930 01 Spring washer 931 ...

Страница 67: ...conformity with the provisions of the following Directives as amended from time to time Pump set Machinery Directive 2006 42 EC The manufacturer also declares that the following harmonised international standards have been applied ISO 12100 EN 809 Person authorised to compile the technical file Name Function Address company Address Street No Address post or ZIP code city country The EU Declaration...

Страница 68: ...bearing inner rotor has been removed from the pump and cleaned In cases of containment shroud leakage the outer rotor bearing bracket lantern leakage barrier and bearing bracket or intermediate piece have also been cleaned For canned motor pumps the rotor and plain bearing have been removed from the pump for cleaning In cases of leakage at the stator can the stator space has been examined for flui...

Страница 69: ...uency of starts 35 Function 20 G General assembly drawing 65 Gland packing 43 H Heating speed 41 Heating up 41 I Impeller type 18 Installation Installation on a foundation 24 without foundation 25 Installation at site 23 Intended use 9 Interchangeability of pump components 61 K Keeping warm 41 L Leakage rate 43 M Maintenance 46 Mechanical seal 42 Misuse 10 Monitoring equipment 13 N Noise character...

Страница 70: ...ope of supply 21 Shaft seal 18 Shutdown 34 43 Spare part Ordering spare parts 60 Spare parts stock 61 Start up 42 Storage 15 34 T Temperature difference 41 Temperature limits 12 Tightening torques 60 Tightening torques 59 Transport 14 W Water cooling 40 ...

Страница 71: ......

Страница 72: ...KSB Aktiengesellschaft Johann Klein Straße 9 67227 Frankenthal Germany Tel 49 6233 86 0 www ksb com 1121 8017 04 EN ...

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