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Xylem Flygt 2870.180, Installation, Operation And Maintenance Manual

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Xylem Flygt 2870.180 Installation, Operation And Maintenance Manual Download Page 33

The screw will be loaded to its yield point and the load capacity of the joint will be
higher.

e) Check that the impeller can rotate easily.

WS006957A

10. Mount the strainer and the nuts.

Tightening torque: 44 Nm (32.5 ft-lbs)

WS006958A

Maintenance

Flygt 2870.180 Installation, Operation, and Maintenance Manual

31

Summary of Contents for Flygt 2870.180

Page 1: ...Installation Operation and Maintenance Manual Flygt 2870 180...

Page 2: ......

Page 3: ...on 12 Install the pump 12 Install with S installation 13 Make the electrical connections 14 Connect the motor cable to the pump 15 Cable charts 16 Check the impeller rotation 19 Operation 20 Start the...

Page 4: ...pump does not start when a softstarter is used 35 Technical Reference 38 Application limits 38 Specific motor data 38 Dimensions and weights 40 Performance curves 40 Table of Contents 2 Flygt 2870 18...

Page 5: ...d 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 product Pro...

Page 6: ...e and repair work is done by Xylem authorized personnel Genuine Xylem parts are used Only Ex approved spare parts and accessories authorized by an EX approved Xylem representative are used in Ex appro...

Page 7: ...tion to the risks presented by gas and vapors in the work area Avoid all electrical dangers Pay attention to the risks of electric shock or arc flash hazards Always bear in mind the risk of drowning e...

Page 8: ...en using the unit in rugged applications the following conditions must be met If electrical cables must be located such that they are at risk of being run over by heavy equipment then provide mechanic...

Page 9: ...local sales representative if there is any issue Transportation guidelines Precautions DANGER Disconnect and lock out electrical power before installing or servicing the unit WARNING Stay clear of su...

Page 10: ...f the unit is lifted out of the liquid into a surrounding temperature below freezing Units equipped with an internal cooling system are filled with a mixture of water and 30 glycol This mixture remain...

Page 11: ...mits page 38 The warm media liquid version has certain operational limitations which are stated on a plate on the pump For applicability see Application limits page 38 Particle size The pump can handl...

Page 12: ...tional standard 12 Degree of protection 13 Rated current 14 Rated speed 15 Maximum submergence 16 Direction of rotation L left R right 17 Duty class 18 Duty factor 19 Product weight 20 Locked rotor co...

Page 13: ...denomination b Product code c Serial number Parameter 1 Hydraulic end 2 Type of installation 3 Sales code 4 Version 5 Production year 6 Production cycle 7 Running number Product Description Flygt 287...

Page 14: ...tallation Provide a suitable barrier around the work area for example a guard rail Check the explosion risk before you weld or use electric hand tools Remove all debris from the inlet piping system be...

Page 15: ...rged in the pumped liquid The pump is equipped with a connection for hose or pipe These requirements and instructions only apply when the installation is made according to the dimensional drawing 1 Ru...

Page 16: ...ation The supply authority must be notified before installing the pump if it will be connected to the public mains When the pump is connected to the public power supply it may cause flickering of inca...

Page 17: ...e driver and any monitoring equipment Test the earth ground lead to verify that it is connected correctly If the motor cable is jerked loose by mistake the earth ground conductor should be the last co...

Page 18: ...iode 18 Contactor start relay or thermal relay 7 Motor cable 19 Thermal detector in stator 8 Screen 20 Thermal detector in main bearing 9 Pump 21 Jumper 10 Crimp connection 22 Terminal board terminal...

Page 19: ...Y 12 leads D 12leads D serial V1 T1 T2 V5 U2 V2 W2 U6 V6 W6 T1 T2 V1 V5 U2 U6 U2 V2 W2 U5 V5 W5 V1 U6 T1 T2 STATOR LEADS AND THERMAL CONTACTS W2 U1 U1 U1 U1 U5 U U1 U5 U1 U5 W2 W6 U1 W6 V2 W1 W1 W1 W1...

Page 20: ...1 T2 Terminal plate U W 1 2 3 4 5 6 Thermal O L relay Setting I Pump Pump Contactor BK GY BN WH BU Float switch Optional EU Max 400V US CDN Max 250V BU WH BN BK GNYE GN GC 5 BU T2 In serial with BU le...

Page 21: ...p will react in the opposite direction to the impeller rotation Pumps with softstarter will not start if the phase sequence is incorrect L2 L1 L2 L3 L3 L1 WS001397A Figure 3 Start reaction 4 If the im...

Page 22: ...isk of electrical shock This unit has not been investigated for use in swimming pools If used in connection with swimming pools special safety regulations apply Noise level NOTICE The noise level of t...

Page 23: ...there is no physical damage to the pump or cables 2 Check the oil level in the oil housing 3 Remove the fuses or open the circuit breaker and check that the impeller can be rotated freely 4 Check tha...

Page 24: ...hat the product and its components have been thoroughly cleaned Do not open any vent or drain valves or remove any plugs while the system is pressurized Make sure that the pump is isolated from the sy...

Page 25: ...114 84 277 204 541 399 935 689 1840 1357 12 9 4 9 3 6 9 7 7 2 17 13 40 30 79 58 136 100 333 245 649 480 1120 825 1 2210 1630 Hexagon screws with countersunk heads For hexagon socket head screws with c...

Page 26: ...be firmly tightened into its bottom most position The seal sleeve and the washers must conform to the outside diameter of the cables 2 Cut off a piece of the cable so that the seal sleeve closes aroun...

Page 27: ...vered from the factory with this type of oil In applications where poisonous properties are of less concern a mineral oil with viscosity up to ISO VG32 can be used 1 2 3 WS006199A 1 Inspection plug 2...

Page 28: ...with new oil Fill until the oil level reaches the inlet hole Quantity 1 8 L 1 9 qt 4 Put the oil screw back and tighten it Replace the impeller Remove the impeller MT HT WARNING A worn impeller and o...

Page 29: ...06951A 3 Remove the O ring 4 Loosen the impeller a Lock the impeller to prevent rotation Use pliers a screwdriver or similar b Remove the impeller screw and washer Maintenance Flygt 2870 180 Installat...

Page 30: ...Pull off the impeller Install the impeller MT HT 1 Prepare the shaft a Polish off any flaws with a fine emery cloth The end of the shaft must be clean and free from burrs b Coat the inner conic the o...

Page 31: ...ler screw and the washer The proper lubrication of the screw and washer is lubricating grease for assembly of bolts etc for example Kluber ALTEMP Q NB 50 or equivalent 4 Check that the impeller screw...

Page 32: ...ion cover Tighten a further 1 8 turn 45 This will ensure the correct clearance between the impeller and the suction cover in the next step Use a 12 mm hexagon bit adapter Allen socket WS006956A 9 Fast...

Page 33: ...load capacity of the joint will be higher e Check that the impeller can rotate easily WS006957A 10 Mount the strainer and the nuts Tightening torque 44 Nm 32 5 ft lbs WS006958A Maintenance Flygt 2870...

Page 34: ...ect and lock out power before servicing to prevent unexpected startup Failure to do so could result in death or serious injury NOTICE Do NOT override the motor protection repeatedly if it has tripped...

Page 35: ...Check that There are no leaks from the piping and or discharge connection The impeller is not clogged The non return valve s are functioning properly The pump has adequate capacity For information Con...

Page 36: ...impeller is properly trimmed The drive unit is not receiving full voltage on all three phases Check the fuses Replace fuses that have tripped If the fuses are intact notify a certified electrician The...

Page 37: ...alled according to media flow Check that all valves open correctly The impeller is difficult to rotate by hand Clean the impeller Clean out the sump Check that the impeller is properly trimmed The pip...

Page 38: ...out power before servicing to prevent unexpected startup Failure to do so could result in death or serious injury NOTICE Do NOT override the motor protection repeatedly if it has tripped Doing so may...

Page 39: ...evel Refer to Motor data page 38 LED E is ON Check the power cable connections to L3 If either L1 or L2 is missing then LED A and LED E will be OFF LED F is ON Transpose two phase leads for L1 L2 L3 o...

Page 40: ...lications contact the local sales and service representative for information Motor data Feature Description Motor type Squirrel cage induction motor Frequency 50 or 60 Hz Supply 3 phase Starting metho...

Page 41: ...rent A Power factor cos 200 D 70 460 0 93 208 D 68 480 0 91 220 D 63 410 0 93 220 Y 63 395 0 93 230 D 61 430 0 92 230 Y 61 415 0 92 240 D 60 450 0 9 240 Y 59 435 0 9 380 D 37 231 0 93 400 D 35 245 0 9...

Page 42: ...tions are in millimeters if not otherwise specified Figure 7 MT Figure 8 HT Performance curves Test standard Pumps are tested in accordance with ISO 9906 2012 HI 11 6 2012 Technical Reference 40 Flygt...

Page 43: ...6 226 226 226 226 230 230 230 230 230 230 230 230 WS006977A Figure 9 BS MT Q l s H m 2 P kW 0 5 10 15 20 25 30 35 40 45 0 10 20 30 40 50 60 10 12 14 16 18 HT 251 251 251 251 251 251 251 251 255 255 25...

Page 44: ...228 232 232 232 232 232 232 232 232 232 232 232 232 WS006979A Figure 11 BS MT Q l s usgpm H ft m 2 P hp kW 0 10 20 30 40 50 0 100 200 300 400 500 600 700 800 900 0 10 20 30 40 50 60 70 0 50 100 150 20...

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Page 48: ...dings factories and farms In more than 150 countries we have strong long standing relationships with customers who know us for our powerful combination of leading product brands and applications exper...

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