ITT GOULDS PUMPS i-FRAME 3620 Скачать руководство пользователя страница 46

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234B

Item Description

Driver

Annular groove

Figure 23: Align driver end guard half with annular groove in endplate

Repeat Steps 3. through 5. for the rear end of the coupling guard half, except that you hand tighten
the bolt.

Slide the rear coupling guard half towards the motor so that it completely covers the shafts and cou-
pling.

Item Description

Driver

Slide to fit

Figure 24: Slide to fit

10. Repeat Steps 3. through 5. for the center slots in the coupling guard.

11. Firmly tighten all bolts (569E) on the guard assembly.

5.4 Couple the pump and driver

3620 i-FRAME API type BB2 single stage / ISO 13709 2nd Ed/API 11th Ed Installation, Operation, and Maintenance

Manual

Содержание GOULDS PUMPS i-FRAME 3620

Страница 1: ...Installation Operation and Maintenance Manual 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed ...

Страница 2: ......

Страница 3: ...ting procedures 21 4 2 1 Prepare the baseplate for mounting 21 4 2 2 Prepare the foundation for mounting 22 4 2 3 Install and level the baseplate 22 4 3 Install the pump driver and coupling 23 4 4 Pump to driver alignment 23 4 4 1 Alignment checks 24 4 4 2 Permitted indicator values for alignment checks 24 4 4 3 Alignment measurement guidelines 25 4 4 4 Attach the dial indicators for alignment 25 ...

Страница 4: ...iming 55 5 9 Prime the pump with the suction supply above the pump 55 5 10 Start the pump 56 5 11 i ALERT 2 Equipment Health Monitor 57 5 12 Pump operation precautions 57 5 13 Shut down the pump 58 5 14 Deactivate the i ALERT 2 Equipment Health Monitor 58 5 15 Make the final alignment of the pump and driver 59 5 16 Doweling the pump casing 59 5 16 1 Installing the driver 60 5 16 2 Doweling for low...

Страница 5: ...6 Assemble the radial end sleeve ball bearing pumps 105 6 6 7 Assemble the thrust end sleeve tilt pumps 106 6 6 8 Assemble the radial end sleeve tilt pumps 108 6 6 9 Attach the i ALERT 2 Equipment Health Monitor to the pump 110 6 6 10 Post assembly checks 110 6 6 11 Assembly references 111 7 Troubleshooting 116 7 1 Operation troubleshooting 116 7 2 Alignment troubleshooting 117 7 3 i ALERT 2 Equip...

Страница 6: ...g heat to impellers propellers or their retaining devices can cause trapped liquid to rapidly expand and result in a violent explosion This manual clearly identifies accepted methods for disassembling units These methods must be adhered to Never apply heat to aid in their removal unless explicitly stated in this manual The operator must be aware of the pumpage and take appropriate safety precautio...

Страница 7: ...ration Do not change the service application without the approval of an authorized ITT representative 1 2 1 Safety terminology and symbols About safety messages It is extremely important that you read understand and follow the safety messages and regulations carefully before handling the product They are published to help prevent these hazards Personal accidents and health problems Damage to the p...

Страница 8: ...iquid in compliance with applicable environmental regula tions Clean up all spills in accordance with safety and environmental procedures Report all environmental emissions to the appropriate authorities WARNING If the product has been contaminated in any way such as from toxic chemicals or nuclear radi ation do NOT send the product to ITT until it has been properly decontaminated and advise ITT o...

Страница 9: ...work area for example a guard rail Make sure that all safety guards are in place and secure Make sure that you have a clear path of retreat Make sure that the product cannot roll or fall over and injure people or damage property Make sure that the lifting equipment is in good condition Use a lifting harness a safety line and a breathing device as required Allow all system and pump components to co...

Страница 10: ...llow these procedures for chemicals or hazardous fluids that have come into contact with your eyes or your skin Condition Action Chemicals or hazardous fluids in eyes 1 Hold your eyelids apart forcibly with your fingers 2 Rinse the eyes with eyewash or running water for at least 15 minutes 3 Seek medical attention Chemicals or hazardous fluids on skin 1 Remove contaminated clothing 2 Wash the skin...

Страница 11: ...e Only use parts that are provided by an authorized ITT representative 1 2 4 1 Description of ATEX The ATEX directives are a specification enforced in Europe for electrical and non electrical equipment installed in Europe ATEX deals with the control of potentially explosive atmospheres and the standards of equipment and protective systems used within these atmospheres The relevance of the ATEX re ...

Страница 12: ...ories authorized by ITT are used in Ex approved prod ucts Limitations The warranty does not cover faults caused by these situations Deficient maintenance Improper installation Modifications or changes to the product and installation made without consulting ITT Incorrectly executed repair work Normal wear and tear ITT assumes no liability for these situations Bodily injuries Material damages Econom...

Страница 13: ...onsult with a lifting and rigging specialist before lifting or moving the pump to avoid possible damage to the pump or injury to personnel WARNING Dropping rolling or tipping units or applying other shock loads can cause property damage and or personal injury Ensure that the unit is properly supported and secure during lifting and handling CAUTION Risk of injury or equipment damage from use of ina...

Страница 14: ...vidual components only NOTICE Make sure that the lifting equipment supports the entire assembly and is only used by au thorized personnel Do not attach sling ropes to shaft ends Lifting the pump Hoist a bare pump using suitable slings under the bearing housing saddle on each end Figure 1 Example of the proper lifting method for a bare pump Baseplate mounted units have lifting points for use with p...

Страница 15: ...ions Rotate the shaft by hand several times at least every three months Treat bearing and machined surfaces so that they are well preserved Refer to the drive unit and cou pling manufacturers for their long term storage procedures For questions about possible long term storage treatment services please contact your local ITT sales representative 2 3 Storage guidelines 3620 i FRAME API type BB2 sin...

Страница 16: ...e proceeding Casing The casing is centerline mounted with top suction and top discharge nozzles The compression gaskets at the two metal to metal sealing faces are fully confined The flanges are ASME Class 300 and 600 raised face serrated with a 125 250 RMS finish Other flanges are also available ASME Class 300 ring joint ASME Class 600 ring joint Impeller The impeller is fully closed and key driv...

Страница 17: ...bricated steel baseplate supports the pump driver and accessories in accordance with API 610 latest Edition ISO 13709 requirements Direction of rotation The shaft rotates counterclockwise when viewed from the power end 3 2 General description i ALERT 2 Equipment Condition Monitor Description The i ALERT 2 Equipment Condition Monitor is a compact battery operated monitoring device that con tinuousl...

Страница 18: ...he pump size is Discharge x Suction Nominal Maximum Impeller Diameter in inches Example 2x3 8 ATEX If applicable your pump unit might have an ATEX nameplate affixed to the pump the base plate or the discharge head The nameplate provides information about the ATEX specifica tions of this pump Nameplate on the pump casing using English units Figure 4 Nameplate on the pump casing using English units ...

Страница 19: ...als gauge MAX DES WORKING PRESS Maximum working pressure at temperature C in kilopascals gauge S N Serial number of the pump CONT ITEM NO Customer contract or item number IMP DIA Rated impeller diameter millimeters MAX DIA Maximum impeller diameter millimeters STD DIM Standard ANSI dimensional code MAT L Material of construction ATEX nameplate Figure 6 ATEX nameplate Nameplate field Explanation II...

Страница 20: ... not compatible do not operate the equipment and contact an ITT representative before proceeding 3 3 Nameplate information 18 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual ...

Страница 21: ...d serv ice If you require lifting equipment such as a hoist or tackle make sure that there is enough space above the pump This makes it easier to properly use the lifting equipment and safely remove and relocate the components to a safe location Protect the unit from weather and water damage due to rain flooding and freezing temperatures This is applicable if nothing else is specified Do not insta...

Страница 22: ...lat substantial concrete foundation in order to prevent strain and distortion when you tighten the foundation bolts Sleeve type bolts 1 2 3 4 5 Item Description 1 Baseplate 2 Foundation 3 Sleeve 4 Dam 5 Bolt Figure 7 Sleeve type bolts 4 1 Pre installation 20 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual ...

Страница 23: ...me in contact with grout Make sure to use a cleaner that will not leave residue NOTICE You may need to sandblast the surfaces of a baseplate that come in contact with grout and then coat those surfaces with a primer that is grout compatible Make sure to re move all equipment before sandblasting NOTICE Remove all dirt from the mounting pads in order to ensure that the correct leveling is achieved F...

Страница 24: ...ial Seal the sleeves in order to prevent the grout from entering 4 Coat the exposed portion of the anchor bolts with a non bonding compound such as paste wax in order to prevent the grout from adhering to the anchor bolts Do not use oils or liquid wax 5 If recommended by the grout manufacturer coat the foundation surface with a compatible primer 4 2 3 Install and level the baseplate NOTICE Illustr...

Страница 25: ...mp on the baseplate Use applicable bolts 2 Mount the driver on the baseplate Use applicable bolts and hand tighten 3 Install the coupling See the installation instructions from the coupling manufacturer 4 4 Pump to driver alignment Precautions WARNING Failure to disconnect and lock out driver power may result in serious physical injury or death Always disconnect and lock out power to the driver be...

Страница 26: ... correct alignment when both the pump and the driver are at op erating temperature Periodically This follows the plant operating procedures 4 4 2 Permitted indicator values for alignment checks NOTICE The specified permitted reading values are valid only at operating temperature For cold set tings other values are permitted The correct tolerances must be used Failure to do so can result in misalig...

Страница 27: ... two dial indicators in order to complete this procedure 1 Attach two dial indicators on the pump coupling half X a Attach one indicator P so that the indicator rod comes into contact with the perimeter of the driver coupling half Y This indicator is used to measure parallel misalignment b Attach the other indicator A so that the indicator rod comes into contact with the inner end of the driver co...

Страница 28: ...rform angular alignment for a horizontal correction 1 Set the angular alignment indicator A to zero on left side of the driver coupling half Y 90 from the top center position 9 o clock 2 Rotate the indicator through the top center position to the right side 180 from the start position 3 o clock 3 Record the indicator reading When the reading value is Then Negative The coupling halves are farther a...

Страница 29: ...1 Set the parallel alignment indicator P to zero at the top center position 12 o clock of the driver coupling half Y 2 Rotate the indicator to the bottom center position 6 o clock 3 Record the indicator reading When the read ing value is Then Negative The pump coupling half X is lower than the driver coupling half Y Remove shims of a thickness equal to half of the indicator reading value under eac...

Страница 30: ...lock 3 Record the indicator reading When the reading value is Then Negative The driver coupling half Y is to the left of the pump coupling half X Positive The driver coupling half Y is to the right of the pump coupling half X 4 Slide the driver carefully in the appropriate direction NOTICE Make sure to slide the driver evenly Failure to do so can negatively affect horizontal angular correction Fig...

Страница 31: ...ns for angular and parallel alignment until you obtain the permitted reading values 4 5 Grout the baseplate Required equipment Cleaners Do not use an oil based cleaner because the grout will not bond to it See the instructions provided by the grout manufacturer Grout Non shrink grout is recommended NOTICE It is assumed that the installer who grouts the baseplate has knowledge of acceptable meth od...

Страница 32: ...set for at least 48 hours 1 2 3 4 5 6 Item Description 1 Baseplate 2 Foundation 3 Sleeve 4 Dam 5 Bolt 6 Grout Figure 17 Fill remainder of baseplate with grout 7 Remove the leveling jackscrews after the grout hardens in order to remove any stress points 4 5 Grout the baseplate 30 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual ...

Страница 33: ...ing into place at the flanged connections of the pump This can impose danger ous strains on the unit and cause misalignment between the pump and driver Pipe strain ad versely affects the operation of the pump which results in physical injury and damage to the equipment Flange loads from the piping system including those from the thermal expansion of the pip ing must not exceed the limits of the pu...

Страница 34: ...This protects the pump from surges and water hammer if quick closing valves are installed in the system Alignment criteria for pump flanges Type Criteria Axial The flange gasket thickness 0 8 mm 0 03 in Parallel Align the flange to be within 0 001 mm per mm in per in of the flange diameter to 0 8mm 0 03 in max Concentric You can easily install the flange bolts by hand The above criteria are based ...

Страница 35: ...g checks Check Explanation comment Checked Check that the distance between the inlet flange of the pump and the closest elbow is at least five pipe diameters This minimizes the risk of cavitation in the suction in let of the pump due to turbulence Check that elbows in general do not have sharp bends Check that the suction piping is one or two sizes larger than the suction inlet of the pump Install...

Страница 36: ...sh Viscosity 100cP use 20 mesh Viscosity 300cP use 12 mesh If more than one pump operates from the same liquid source check that separate suction piping lines are used for each pump This recommendation helps you to achieve a higher pump performance and prevent vapor locking espe cially with specific gravity of liquid less than 0 60 If necessary make sure that the suction piping includes a drain va...

Страница 37: ...fic gravity less than 0 60 minimize distance from pump discharge The isolation valve is required for Priming Regulation of flow Inspection and maintenance of the pump Reduce risk of pumpage vaporization and vapor locking at low flow rates for low specific gravity liq uids Check that a check valve is installed in the discharge line between the isolation valve and the pump discharge outlet The locat...

Страница 38: ... be operating properly to prevent excess heat genera tion sparks and or premature failure Ensure auxiliary piping is installed as specified on the pump data sheet prior to startup When to install You may need to install auxiliary piping for bearing cooling mechanical seal flush or other special fea tures supplied with the pump Consult the pump data sheet for specific auxiliary piping recommenda ti...

Страница 39: ... of prime WARNING Risk of death serious personal injury and property damage Heat and pressure buildup can cause explosion rupture and discharge of pumpage Never operate the pump with suction and or discharge valves closed Running a pump without safety devices exposes operators to risk of serious personal in jury or death Never operate a unit unless appropriate safety devices guards etc are properl...

Страница 40: ... and bottom of the pump is less than 17 C 30 F Soak for 2 hours at process fluid temperature NOTICE For pumps with austenitic or duplex stainless steel casing construction the temperatures stat ed above must be halved E g for D 1 construction the recommended warm up rate is 1 5 C to 3 C 2 5 F to 4 5 F per minute At initial startup do not adjust the variable speed drivers or check for speed governo...

Страница 41: ... or close coupled frame 6 Lock out power to the driver 5 4 Couple the pump and driver WARNING Failure to disconnect and lock out driver power may result in serious physical injury or death Always disconnect and lock out power to the driver before performing any installa tion or maintenance tasks Electrical connections must be made by certified electricians in compliance with all international nati...

Страница 42: ...e Installation chapter 5 4 1 Coupling guard assembly Precautions WARNING The coupling guard used in an ATEX classified environment must be constructed from a spark resistant material Running a pump without safety devices exposes operators to risk of serious personal in jury or death Never operate a unit unless appropriate safety devices guards etc are properly installed Avoid death or serious inju...

Страница 43: ...ing guard 1 Is the pump cover 234A already installed If yes Make any necessary coupling adjustments and then proceed to Step 2 If no Complete these steps a Remove the spacer portion of the coupling Refer to the instructions from the coupling manufacturer for assistance b If the coupling hub diameter is larger than the diameter of the opening in the end plate then remove the coupling hub c Remove t...

Страница 44: ...ly spread the opening of the coupling guard half 501B and place it over the pump end plate 234A The annular groove in the guard is located around the end plate Position the opening flange so that it does not interfere with the piping but still allows for access when you install the bolts 1 2 3 501B 234A Item Description Part No 1 Driver 2 Annular groove 501B 3 Pump endplate 234A Figure 20 Align pu...

Страница 45: ...tion 1 Driver 2 Coupling guard half Figure 22 Coupling guard assembly pump end 6 Slightly spread the opening of the remaining coupling guard half and place it over the installed cou pling guard half so that the annular groove in the remaining coupling guard half faces the driver 7 Place the end plate over the driver shaft and locate the end plate in the annular groove at the rear of the coupling g...

Страница 46: ...he rear coupling guard half towards the motor so that it completely covers the shafts and cou pling 1 2 Item Description 1 Driver 2 Slide to fit Figure 24 Slide to fit 10 Repeat Steps 3 through 5 for the center slots in the coupling guard 11 Firmly tighten all bolts 569E on the guard assembly 5 4 Couple the pump and driver 44 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Inst...

Страница 47: ...rized lubrication to the inlet connections on the bearing housings The lubrication oil skid shall be turned on and providing positive oil flow to the bearing hous ings prior to pump operation 5 5 1 Oil volumes Oil volume requirements for ball ball This table shows the required amount of oil for oil lubricated bearings All frames in this table use a Watchdog Oiler which has a capacity of 118 ml 4 o...

Страница 48: ...il requirements based on temperature For the majority of operating conditions bearing temperatures run between 49 C 120 F and 82 C 180 F and you can use an oil of ISO viscosity grade 68 at 38 C 100 F If temperatures exceed 82 C 180 F refer to the table for temperature requirements Temperature Oil requirement Bearing temperatures exceed 82 C 180 F Use ISO viscosity grade 100 Bearing temperatures ar...

Страница 49: ...agram NOTICE Do not fill the oil reservoir of the bearing frame through the plug at the top 2 Check that the oil level is correct The correct oil level is centered in the bullseye sight glass when the pump is not in operation During operation bullseye sight gives a false oil level reading Shown is general schematic Oil level is below outer race of bearing 1 2 1 Shaft rotation CCW 2 Shaft rotation ...

Страница 50: ...ase discard the oil filter per your local waste disposal requirements See Figure 27 Filter removal on page 48 113Q 550A Figure 27 Filter removal 3 Repair Filter kit RK08174A consists of a new filter 550A and two o rings 428E Two kits should be purchased at each filter change one for the drive end and one for the non drive end See Figure 28 Filter kit on page 49 5 5 Bearing lubrication 48 3620 i FR...

Страница 51: ...ng with purge oil mist make sure that the bearing frame is properly lubricated See Lubri cating the bearings with oil 1 Prepare the oil mist generator according to the manufacturer s instructions 2 Connect the oil mist supply lines to the oil ring inspection plug connections The oil requirements for ring oil lubricated bearings also apply to oil mist lubricated bearings Oil mist is recommended for...

Страница 52: ... You can convert from ring oil lubrication to oil mist lubrication in pumps with ball bearing construction The radial and thrust end bearing housings 134 have pre drilled connections for oil mist 1 4 in NPT connection on the inboard side of each housing 133H 1 2 in NPT connection on the outboard side 551E Purge oil mist lubrication provides intermittent oil mist in the bearing housing This system ...

Страница 53: ...eration to ensure oil flow into the bearings prior to pump operation The pump may have been supplied with orifices or valves to control inlet flow to each bearing Refer to the General Arrangement drawing for additional detail 1 Prepare the lubrication oil skid according to the manufacturer s instructions 2 Connect the lubrication oil skid supply lines to the bearing housing connections as shown in...

Страница 54: ...nnect and lock out driver power may result in serious physical injury or death Always disconnect and lock out power to the driver before performing any installa tion or maintenance tasks Electrical connections must be made by certified electricians in compliance with all international national state and local rules Refer to driver coupling gear manufacturer s installation and operation manuals IOM...

Страница 55: ...y spread the opening of the fan cowling 785D and place it over the pump end plate 234D The annular groove of the guard is to be located around the pump endplate 3 Place one washer 534E over each bolt 569F and insert the bolts through the round holes at the front end of the guard half 4 Install bolt retainers 534D and U Nuts 570F 5 Thread bolt 569F into the U Nut 570F and tighten firmly 5 5 9 Lubri...

Страница 56: ...s guidelines for proper seal installation procedures Shipping Pumps may be shipped with or without a mechanical seal installed Cartridge type mechanical seals Cartridge type mechanical seals are commonly used Cartridge seals are preset by the seal manufactur er and require no field settings Cartridge seals installed by the user require disengagement of the hold ing clips prior to operation allowin...

Страница 57: ...oss of prime can lead to excessive heat and severe damage to the pump and seal WARNING A build up of gases within the pump sealing system or process piping system may result in an explosive environment Make sure the process piping system pump and sealing system are properly vented prior to operation Before the pump is started the pump must be fully primed and the suction pipe must be full of liqui...

Страница 58: ...ts ensure that the oil level is correct prior to starting pump Close coupled pumps do not have oil lubricated bearings NOTICE Risk of equipment damage on pure or purge oil mist lubricated units Remove the viewing port plugs to verify that oil mist is flowing properly Reinstall the plugs after confirming Before you start the pump you must perform these tasks Open the suction valve Open any recircul...

Страница 59: ...plugs to verify the following The oil rings are properly positioned in the grooves on the shaft The oil rings are turning The oil rings are throwing oil NOTICE Vary the capacity with the regulating valve in the discharge line Never throttle the flow from the suction side This action can result in decreased performance unexpected heat generation and equipment damage Risk of equipment damage from un...

Страница 60: ...tive suction head available NPSHA always exceeds NPSH required NPSH3 as shown on the published performance curve of the pump Operation under freezing conditions NOTICE Do not expose an idle pump to freezing conditions Drain all liquid that will freeze that is inside the pump and any auxiliary equipment Failure to do so can cause liquid to freeze and damage the pump Note that different liquids free...

Страница 61: ...k the alignment of all drive components prior to operating the unit Follow the coupling installation and operation procedures from the coupling manu facturer You must check the final alignment after the pump and driver are at operating temperature For initial alignment instructions see the Installation chapter 1 Run the unit under actual operating conditions for enough time to bring the pump drive...

Страница 62: ... to return them to the correct location on the driver pedestal 7 Set the driver back onto the baseplate with the shims in the correct location 8 Confirm the driver is not bolt bound 9 Tighten the driver hold down bolts and confirm alignment 10 Run the unit under actual operating conditions for enough time to bring the pump driver and asso ciated system to operating temperature 11 Shut down the pum...

Страница 63: ... the pins are not seated deeply enough put a spacer under the hex nuts in order to lift the pins free when the hex nuts are tightened NOTICE Always remove the dowel pins before removing the casing Failure to do so can result in casing damage 5 16 3 Doweling for high differential temperature service The factory will incorporate this method to dowel the pump to the baseplate pedestal if there is a h...

Страница 64: ...9E Figure 35 Differential temperature doweling assembly Drive end and Non drive end pump feet are secured to the baseplate pedestal as shown below NOTICE Verify the hex lower nuts 426A are tightened 1 3 to 1 2 turn beyond hand tight Note the Belleville washers will not be fully compressed when tightened properly 5 16 Doweling the pump casing 62 3620 i FRAME API type BB2 single stage ISO 13709 2nd ...

Страница 65: ...372W Hex nuts 427A Belleville washers 529 Hardened flat washers 533B Figure 36 Pump foot mounting detail 1 Tighten lower hex nut 1 3 to 1 2 turn beyond hand tight to ensure belleville washers are com pressed 5 16 Doweling the pump casing 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual 63 ...

Страница 66: ...ump and piping for leaks Analyze the vibration Inspect the discharge pressure Inspect the temperature Check that there is no leakage from the mechanical seal Three month inspections Perform these tasks every three months Check that the foundation and the hold down bolts are tight Check the mechanical seal if the pump has been left idle and replace as required Change the oil every three months 2000...

Страница 67: ...maintenance WARNING The mechanical seal used in an Ex classified environment must be properly certified CAUTION Running a mechanical seal dry even for a few seconds can cause seal failure and physical injury Never operate the pump without liquid supplied to the mechanical seal Cartridge type mechanical seals Cartridge type mechanical seals are commonly used Cartridge seals are preset by the seal m...

Страница 68: ...er apply heat to aid in their removal unless explicitly stated in this manual Handling heavy equipment poses a crush hazard Use caution during handling and wear appropriate Personal Protective Equipment PPE such as steel toed shoes gloves etc at all times Precautions must be taken to prevent physical injury The pump may handle hazardous and or toxic fluids Proper personal protective equipment shou...

Страница 69: ...piping tubing and equipment that will interfere with the removal of the head and the rotor 4 Remove the oil drain plugs 408A from the bottom of the bearing housings 134 134A and drain the oil Dispose of the oil in accordance with applicable regulations 234B 501B 234A 235B 408A 408A 233 232 Figure 37 Coupling guard disassembly 5 Remove the oiler bottle 251 and store it in a safe place 6 Remove the ...

Страница 70: ...isassembly 1 Remove the oil filter 550A and the oil filter plug 113Q from the bearing frame 134 The set screws 113R do not need to be removed 2 Remove the cover bolts 371D from both inboard 160 and outboard 160A bearing end covers See Step 6 3 The outboard labyrinth seal 332A and the bearing housing gasket 360A will come off with the outboard cover 160A 4 Remove the dowel pins 469J between the bea...

Страница 71: ...o the instructions provided by the mechanical seal manufacturer 6 4 5 Disassemble the thrust end ball bearing pumps 371D 134 114A 360A 109A 371C 332C 785C 469J 371T 134 427J 113R 113Q 550A 113R 134 1 Figure 40 Thrust bearing housing disassembly 1 Remove the oil filter 550A and filter plug 113Q from the bearing frame 134 The set screws 113R do not need to be removed 6 4 Disassembly 3620 i FRAME API...

Страница 72: ...he lockwasher 382 11 Remove the oil ring sleeve 443B which is held in place by the thrust locknut 136 12 Use a bearing puller in order to remove the thrust bearing 112A from the shaft 122 The inner race on this inner duplex bearing remains on the shaft when the bearing is pulled Re move this inner race by applying heat Do this away from the pump site WARNING The pump may handle hazardous and or to...

Страница 73: ...e the hex cap screws that connect the upper and lower halves of the bearing housing 4 Tighten the two jack bolts on the horizontal parting flanges of the bearing housing in order to sepa rate the two halves 5 Remove the top half of the bearing housing 134 117 122 117 114 Figure 43 Remove radial sleeve bearing 6 Move the oil ring 114 aside it cannot be removed until the lower bearing frame is remov...

Страница 74: ... the nuts 427J that hold the bearing housing in place 10 Rotate the lower half of the sleeve bearing 117 around the shaft 122 in order to remove the bear ing from the lower housing 11 Remove the lower half of the bearing housing 12 Optional Remove the studs 371T 13 Remove the outboard labyrinth seal 332A and the inboard labyrinth seal 333A and oil ring 114 332A 122 333A Figure 45 Labyrinth seal re...

Страница 75: ...hrust oil ring 114A 4 Remove the taper pins between the upper and lower halves of the bearing housing 134A 5 Remove the hex head screws that connect the upper and lower halves of the bearing housing 134A 6 Tighten the jack bolts in order to separate the housing halves 7 Remove the top half of the thrust bearing housing 134A 8 Move the oil ring 114 aside it cannot be removed until the lower bearing...

Страница 76: ...T 15 Bend lockwasher tab to allow removal of the thrust locknut 136 and the lockwasher 382 from the shaft Remove the thrust locknut 136 and the lockwasher 382 from the shaft 16 Remove the oil ring sleeve 443B 17 Remove bearing retainer 361A 813F 361A 469Y 134A Figure 49 Bearing retainer removal 18 Use a bearing puller tool in order to remove the thrust bearing 112A from the shaft The inner race on...

Страница 77: ...wer half bearing housing 134 Plug any open connections 2 Remove oil feed piping from the lower half bearing housing 134 3 Remove drain piping from the lower half bearing housing 134 4 Remove the two taper pins between the upper and lower half of the bearing housing 134 5 Remove the hex cap screws that connect the upper and lower half of the bearing housing 134 6 Tighten the two jack bolts on the h...

Страница 78: ...on the lower half of the sleeve bearing 117 at the parting flange of the bearing frame 134 10 Remove the dowel pins 469J that hold the lower half of the bearing housing to the casing flange Figure 52 Radial dowel pin removal 11 Loosen and remove the nuts 427J that hold the bearing housing 134 in place 6 4 Disassembly 76 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installati...

Страница 79: ...eve tilt pumps Figure 54 Thrust bearing housing disassembly 1 If the pump is supplied with a main shaft oil pump 219 remove the hex cap screws 370L and remove the main shaft oil pump 219 Half of the coupling 118 will remain on the main shaft oil pump 219 If the pump was not supplied with a main oil shaft pump 219 go to step 4 2 Remove the hex cap screws 370N to remove the oil pump adapter 318A 6 4...

Страница 80: ...een the upper and lower half of the bearing housing 134A 13 Remove the hex cap screws that connect the upper and lower half of the bearing housing 134A 14 Tighten the two jack bolts on the horizontal parting flanges of the bearing housing 134A in order to separate the two halves 15 Remove the top half of the bearing housing 134A 16 Remove the floating oil seal 123G from the outboard end 17 Loosen ...

Страница 81: ...eal 333A 6 4 10 Guidelines for i ALERT 2 Equipment Health Monitor disposal Precautions WARNING Explosive hazard and risk of personal injury Heating to high temperatures could cause combustion of the condition monitor Never heat the condition monitor to temperatures in excess of 149 C 300 F or dispose of in a fire Guidelines This product contains Lithium Thionyl Chloride Contact your local waste ma...

Страница 82: ...e next step is completed 4 Insert eyebolts not supplied in the pre drilled threaded holes in the top outside perimeter of the head WARNING Use the eyebolts to lift only the head They will not support the weight of the entire pump 5 Slide the head out of the pump without the rotor 6 Remove the head 184 from the casing 100 to the work area 7 Use a sling in order to pull the shaft out of the pump onl...

Страница 83: ...e This value is required for the correct positioning of the impeller in the casing at reassembly The X dimension is pre set at the factory Refer to the Impeller setting table This table shows the factory settings for positioning the impeller The X dimension is given in millimeters in ches These dimensions are not applicable to other size groups Size Radial Bearing Size Ball Ball Ar rangement Sleev...

Страница 84: ...k and replacement WARNING Risk of death or serious injury Leaking fluid can cause fire and or burns Inspect and ensure gasket sealing surfaces are not damaged and repair or replace as necessary Inspect the casing and head for cracks and excessive wear or pitting Thoroughly clean gasket surfaces and alignment fits to remove rust and debris Repair or replace these parts if you notice any of these co...

Страница 85: ...g clearances table Impeller checks NOTICE Protect machined surfaces while cleaning the parts Failure to do so may result in equipment damage Check and clean the impeller bore diameter Check the impeller balance Rebalance the impeller if it exceeds ISO 1940 1 grade G2 5 NOTICE You must have extremely accurate tooling equipment to balance impellers to ISO 1940 1 grade G2 5 Do not attempt to balance ...

Страница 86: ...or damaged beyond reasonable repair Impeller locknut areas to inspect Locknut surfaces must be smooth and free of grooves and scratches especially in the areas indicated by arrows in the figure Also check the outside diameter of the locknuts 124 130 Figure 61 Impeller locknut inspection 6 5 Preassembly inspections 84 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation ...

Страница 87: ... as bolts and nuts are criti cal to the safe and reliable operation of the product Ensure appropriate use of fasteners during installation or reassembly of the unit Use fasteners of the proper size and material only Replace all corroded fasteners Ensure that all fasteners are properly tightened and that there are no missing fasteners Additional parts Inspect and either repair or replace all other ...

Страница 88: ...irements Characteristic Requirement Flexibility factor L4 D2 1 9x109 mm 3 0x106 in Allowable shaft runout TIR 25 micrometers 0 0010 in Component fit to shaft Clearance Allowable rotor radial runout TIR 76 micrometers 0 003 in Total indicated runout of impeller hubs and sleeves 122 124 101 130 Figure 63 Fully assembled rotor 6 5 3 Bearings inspection Condition of bearings Do not reuse bearings The ...

Страница 89: ... 004 1 7718 45 014 1 7722 to 45 004 1 7718 20G 6312 7312 131 025 5 1585 to 130 963 5 1560 60 014 2 3628 to 60 002 2 3623 60 014 2 3628 to 60 002 2 3623 21G 30H 6313 7313 140 829 5 5445 to 140 767 5 5420 65 016 2 5597 to 65 004 2 5592 65 016 2 5597 to 65 004 2 5592 31H 40N 6318 7318 192 095 7 5628 to 192 0241 7 5600 90 017 3 5440 to 90 003 3 5434 90 017 3 5440 to 90 003 3 5434 50Q 6320 7320 215 972...

Страница 90: ...ng substances can cause physical injury Contact the supplier for infor mation and advice for proper handling precautions and procedures c Tack weld the wear ring bushing in place at three equidistant places d If using setscrews to secure the wear rings bushings locate drill and tap three new setscrew holes equally spaced between the original holes in each new wear ring bushing and wear ring bushin...

Страница 91: ... of scratch es b Heat the new impeller wear rings to 132 C 143 C 180 F 200 F using a uniform method for heating such as an oven and place them on the impeller 101 wear ring seats WARNING Wear insulated gloves when you handle rings Rings will be hot and can cause physical injury 320 142 101 142 320 Figure 65 Wear ring replacement c Locate drill and tap three new setscrew holes equally spaced betwee...

Страница 92: ... mm in mm in 50 00 2 000 0 25 0 010 50 00 to 64 99 2 000 to 2 4999 0 28 0 011 65 00 to 79 99 2 500 to 2 999 0 30 0 012 80 00 to 89 99 3 000 to 3 499 0 33 0 013 90 00 to 99 99 3 500 to 3 999 0 36 0 014 100 00 to 114 99 4 000 to 4 499 0 38 0 015 115 00 to 124 99 4 500 to 4 999 0 41 0 016 125 00 to 149 99 5 000 to 5 999 0 43 0 017 150 00 to 174 99 6 000 to 6 999 0 46 0 018 175 00 to 199 99 7 000 to 7...

Страница 93: ...tectable magnetism Magnetism attracts ferritic objects to the impeller seal and bearings which can result in excessive heat generation sparks and premature failure 1 Assemble the impeller onto the shaft The impeller is a slip fit onto the shaft 0 0127 mm to 0 0508 mm 0 0005 in to 0 002 in clearance Position the impeller to the X value recorded during disas sembly or refer to the Impeller setting t...

Страница 94: ...locknuts and bearing fits The shaft is the datum point Measure the runout of wear rings and impeller nuts to the shaft with a dial indicator API limits are listed in the Shaft and rotor runout requirements table 122 124 101 130 Figure 67 Rotor preassembly inspection 6 6 2 Install the rotating element assembly 1 Use straps and a crane to insert the rotating element into the casing Use precaution to...

Страница 95: ... in place 100 184 100C 351 Figure 69 Gasket assembly 3 Spray grease or lubrication on the casing sealing fits A 4 Use straps and a crane assembly to assemble the head 184 into the casing 100 5 Torque the head bolts to the values found in the maximum torque values for fasteners table as de tailed below a Apply LPS or equivalent Nickel or Moly anti seize compound to the studs 356A and to the face of...

Страница 96: ... 425 to 100 full torque using the star pattern shown starting with stud 356A no 1 g Tighten the nuts 425 to 100 full torque using a clockwise sequential process starting with stud 356A no 1 6 Mount the cartridge mechanical seal 383 on the shaft 122 Do not tighten the gland nuts 355 at this time 383 355 122 125 353 100 Figure 71 Mount the cartridge mechanical seal on the radial end 6 6 Reassembly 9...

Страница 97: ...ds 0 127 mm 0 005 in determine the cause and make correc tions It may be necessary to readjust the housing a Remove the dowel pins and use the adjusting screws to bring the runout to within 0 0508 mm 0 002 in b Redowel the housings in a different location 4 Check the seal chamber face runout a With a dial indicator mounted on the shaft rotate the shaft so that the indicator rides along the seal ch...

Страница 98: ... 7 087 0 090 0 0035 52Q 180 0 7 087 0 090 0 0035 54Q 200 0 7 874 0 010 0 004 58Q 190 0 7 481 0 095 0 0037 5 Remove the dowel pins and unbolt the bearing housings Discard the old bearings 6 6 3 Assemble the thrust end ball bearing pumps 425 356A 122 383 356A 184 355 333A 371C 160 360A 443V 112A 443B 382 136 Figure 73 Thrust bearing assembly 1 Install the cartridge mechanical seal 383 on the shaft 1...

Страница 99: ... shaft shoulder d Allow the bearing assembly to cool slowly to room temperature Do not rapidly cool the bearings with compressed air or other means e When the bearing assembly is fully cooled remove the locknut install the lockwasher 382 and install the locknut f Hand tighten the locknut with a spanner wrench Do not over tighten the bearing Tap the end of the spanner wrench with light strikes from...

Страница 100: ...board end cover capscrews 371D 7 Install the oil ring 114A 8 Assemble the outboard labyrinth seal 332C into the outboard thrust end cover 109A a Clean the end cover with a solvent b Fit the labyrinth seal 332C into the bore of the cover 160 c Tap the seal in with a hammer NOTICE Make sure that the expulsion port is at the 6 o clock position and is properly seated 9 Install the bearing end cover 10...

Страница 101: ... screws at the time endplay must be checked first or damage to the seal faces could occur 2 Assemble the inboard labyrinth seal 333A into the inboard radial end cover 160 a Clean the end cover with a solvent b Fit the labyrinth seal 333A into the bore of the cover 160 c Tap the seal in with a hammer NOTICE Make sure that the expulsion port is at the 6 o clock position and is properly seated 3 Asse...

Страница 102: ...Install the bearing housing 134 The bearing housing is doweled to the casing 100 during the original build to assure the correct running position of the shaft NOTICE The bearing housing flange must fit metal to metal no gap to the bearing saddle flange 7 Install the oil ring 114 8 Install the end cover gasket on the outboard side 360A 9 Assemble the outboard labyrinth seal 332A into the outboard r...

Страница 103: ... 355 NOTICE Do not set the mechanical seal sleeve set screws at this time endplay must be checked first or damage to the seal faces could occur 3 Install the inboard labyrinth seal 333A 333A Figure 77 Inboard labyrinth seal installation NOTICE Make sure that the expulsion port is at the 6 o clock position and is properly seated 4 Place the inboard oil ring 114 on the shaft 122 117 114 117 122 443V...

Страница 104: ...light strikes from a dead blow hammer while you note the location of the next available lockwasher tab that aligns with the slots in the locknut The turning resistance of the nut increases as it tightens Plan the alignment of the lockwasher tab with the locknut fully tightened If the locknut is still turning with light strikes with the hammer then continue to tighten the locknut until the next ava...

Страница 105: ...ly Lucas Heavy Duty Oil Stabilizer or equivalent lubricant to the lower half of the sleeve bearing Place the lower half of the sleeve bearing 117 onto the shaft 122 and slide it around the shaft into the lower bearing housing moving the oil ring accordingly May need to use adjusters to lift frame first Install the dowel pins in the pre drilled dowel pin holes between the housing flange and the hea...

Страница 106: ...n the radial bearing housing This table shows the clearance requirements between the thrust bearing end cover and the bearing Bearing type Clearance in millimeters inches Ball ball 0 127 0 254 0 005 0 010 Sleeve ball 0 127 0 254 0 005 0 010 Sleeve tilt pad 0 127 0 254 0 005 0 010 16 Assemble the outboard labyrinth seal 332C into the outboard thrust end cover 109A a Clean the end cover with a solve...

Страница 107: ...4 on the shaft 122 4 Place the outboard labyrinth seal 332A onto the shaft 122 5 Lift the lower half of the housing into place positioning the inner oil rings 114 in the bearing hous ing groove 469J 427J 134 Figure 83 Radial bearing housing installation 6 Place the installed inboard labyrinth seals 332A and 333A in the lower housing NOTICE Make sure that the expulsion port is at the 6 o clock posi...

Страница 108: ...aring housing 134 Prior to installing the upper half apply a thin even coat of Permatex Aviation Form A Gasket or equivalent to the lower half bearing housing to prevent possible oil seepage 1 2 550A 113Q 134 134 Item Description 1 Taper pin 2 Jack bolt Figure 84 Radial sleeve bearing housing assembly 11 Position the dowel pins between the upper and lower halves of the bearing housing Tighten the ...

Страница 109: ...tabilizer or equivalent lubricant to the lower half of the sleeve bearing 117 Place the lower half of the sleeve bearing 117 on the shaft 122 and slide it around the shaft into the lower bearing housing One may need to use the adjusters to lift the frame first Install the dowel pins in the pre drilled dowel pin holes between the housing flange and the head bearing flange b Tighten the nuts 427J on...

Страница 110: ...om the thrust collar NOTICE If the axial proximity probes are touching the thrust collar during operation the axial proximity probes will break and fill the bearing housing with debris resulting in premature bearing failure 22 Use the hex cap screws 370W to install the cover filler plate 113J Make sure the cable from the axial proximity probe is exiting through the pipe tap connection on the cover...

Страница 111: ...g housing studs 371T 5 Place the installed inboard labyrinth seal 333A in the lower housing 6 Finger tighten the lower housing to the case to bearing housing flange with the case to bearing housings studs 371T and nuts 427J Figure 88 Radial sleeve bearing assembly 7 Install the sleeve bearing 117 6 6 Reassembly 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operat...

Страница 112: ...f Permatex Aviation Form A Gasket or equivalent to the lower half bearing housing to prevent possible oil seepage 10 Install the two taper pins to line up the upper and lower halves of the bearing housing 134 11 Install the hex cap screws that connect the upper and lower halves of the bearing housing 134 6 6 9 Attach the i ALERT 2 Equipment Health Monitor to the pump Tools required 5 32 inch hex w...

Страница 113: ...34 99 7025 89 66 7 8 9 0 4617 14544 210 155 9696 140 103 1 8 0 6058 19083 324 239 12722 216 159 1 125 7 0 7633 24044 458 338 16029 305 225 1 125 8 0 7904 24898 475 350 16598 316 233 1 25 7 0 9691 30527 647 477 20351 431 318 1 25 8 1 000 31500 667 492 21000 445 328 1 375 6 1 155 36383 847 625 24255 565 417 1 375 8 1 234 38871 906 668 25914 603 445 1 5 6 1 405 44258 1125 830 29505 750 553 1 5 8 1 49...

Страница 114: ...si over 4 7 Sult 100 ksi Sy 75 ksi 2299 A 320 L7 2 dia Sult 125 ksi Sy 105 ksi Max Preload lbs Torque N m ft lb Nickel or Moly An ti seize K 0 15 Torque N m ft lb Nickel or Moly Anti seize K 0 15 1 4 20 0 0318 2337 9 7 9 7 5 16 18 0 0524 3851 20 15 20 15 3 8 16 0 0775 5696 37 27 37 27 7 16 14 0 1063 7813 58 43 58 43 1 2 13 0 1419 10430 88 65 88 65 9 16 12 0 1819 13370 127 94 127 94 5 8 11 0 2260 1...

Страница 115: ...53 395875 19289 14227 3 4 5 967 396806 20175 14880 3 8 6 506 432649 21997 16224 6 6 11 3 Maximum torque values for fasteners Table 5 Carbon steel fasteners Goulds 2210 2294 ASTM A307 Gr B SAE Gr2 Bolt Dia D in threads inch Tensile Stress Area Ab sq in Max Preload lbs Torque N m ft lbs Nickel or Moly Anti seize K 0 15 1 4 20 0 0318 801 4 3 5 16 18 0 0524 1320 7 5 3 8 16 0 0775 1953 12 9 7 16 14 0 1...

Страница 116: ...bearing construction only 160 and 160A Impeller key 178 An alternative approach is to stock a complete rotating element This is a group of assembled parts that includes all rotating components except the bearings and parts mechanical seals and coupling Recommended spare parts When ordering spare parts always state the serial number and indicate the part name and item number from the relevant secti...

Страница 117: ...32C Labyrinth seal inboard 333A Head gasket 351 Head gasket inner 351C Bearing lockwasher 382 Bearing end cover gasket 360A 6 6 Reassembly 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual 115 ...

Страница 118: ...he pump cas ing is excessive Adjust the impeller clearance The suction head is not sufficient Make sure that the suction line shutoff valve is fully open and that the line is unobstructed The impeller is worn or broken Inspect and replace the impeller if necessary The pump starts and then stops pumping The pump is not primed Re prime the pump and check that the pump and suction line are full of li...

Страница 119: ...ot help then contact your ITT representative The liquid is heavier than ex pected Check the specific gravity and viscosity The stuffing box packing is too tight Readjust the packing If the pack ing is worn then replace the packing Rotating parts are rubbing against each other Check the parts that are wearing for proper clearances The impeller clearance is too tight Adjust the impeller clearance 7 ...

Страница 120: ... to the i ALERT 2 Equipment Health Monitor IOM or https www ittproservices com Our Services Aftermarket Products Monitoring i ALERT2 condition monitor 7 3 i ALERT 2 Equipment Health Monitor troubleshooting 118 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual ...

Страница 121: ...ust 1618 117 Sleeve Bear ing 122 Shaft 2238 2238 2238 2351 2244 2351 2435 2351 2351 123 Inpro Seal VB45 U with flinger 1618 124 Impeller Nut Radial End 2446 6983 2446 6983 6186 2229 125 Throat Bush ing 1001 2245 2245 6983 2245 6983 6187 2445 130 Impeller Nut Thrust 2446 6983 2446 6983 6186 2229 2229 133A Pipe Nipple Watch Dog 6501 134 134A Bearing Housing 1212 142 Impeller Wear Ring 1001 2446 2446...

Страница 122: ...C 350 F 222V Set Screw Cooling Fan 2229 234D Pump End plate Thrust Fan Guard 3201 234E Guard End plate Thrust Fan Guard 3201 280 Kingsbury Bearing As sembly 282 Key Thrust Collar 2213 283 Thrust Collar Nut 2210 318A Oil Pump Adapter 1212 320 Set Screw Impeller Rings 2229 2435 2229 324 Oil Ring Sleeve Radi al 2210 332A INPRO Seal VB45 U Coupling Outboard 333A INPRO VB45 U Inboard 332C INPRO VB45 U ...

Страница 123: ... Adapter To Housing 2210 371C Bolts Thrust End Cover to Housing 2210 371D Bolts Radial End Cover To Housing 2210 371T Stud Bear ing Housing to Casing 2210 372T Cap Screw i ALERT2 2367 382 Bearing Lock washer Thrust 388L Screw Sock et Head Oil Sleeve 2229 390C Shim Pack Tilt Pad 392B Cooling Fan CW 1425 394 Roll Pin Filler Plate 400 Coupling Key 2213 408A Plug Drain 408H Pipe Plug 2210 408M Pipe Pl...

Страница 124: ... Pipe Plug Vi bration 2210 494 Bearing Cool ing Option 497G O Ring Baffle 5304 520 Coupling Nut 2210 534D Washer Fan Cooling 2229 534E Bolt Retainer Fan Cooling 300 Series Stainless Steel 569F Hex Tap Bolt Thrust Fan 2228 570F U Nut Thrust Fan SAE 1045 Steel with Electroless Nickel Plating 761B i ALERT2 18 8 Stainless with Nylon 12 Cover 785C Shaft Fan Guard Top Hat 3201 785D Cowling 3201 8 1 Part...

Страница 125: ... 2 Cross sectional diagrams Model 3620 i FRAME Ball Ball 8 2 Cross sectional diagrams 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual 123 ...

Страница 126: ...Model 3620 i FRAME Sleeve Ball 8 2 Cross sectional diagrams 124 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual ...

Страница 127: ...Model 3620 i FRAME sleeve tilt 8 2 Cross sectional diagrams 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual 125 ...

Страница 128: ...onal documentation For any other relevant documentation or manuals contact your ITT representative 9 Other Relevant Documentation or Manuals 126 3620 i FRAME API type BB2 single stage ISO 13709 2nd Ed API 11th Ed Installation Operation and Maintenance Manual ...

Страница 129: ...T Fluid Technology Asia Pte Ltd 1 Jalan Kilang Timor 04 06 Singapore 159303 65 627 63693 65 627 63685 Europe ITT Goulds Pumps Millwey Rise Industrial Estate Axminster Devon England EX13 5HU 44 1297 639100 44 1297 630476 Latin America ITT Goulds Pumps Camino La Colina 1448 Condominio Industrial El Rosal Huechuraba Santiago 8580000 Chile 562 544 7000 562 544 7001 Middle East and Africa ITT Goulds Pu...

Страница 130: ...Visit our website for the latest version of this document and more information http www gouldspumps com Form IOM 3620i Frame en US 2020 03 BBE 1020 ...

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