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5 Operation

5.1 Precautions

Before taking the unit into operation, check the following:

• All recommended safety devices are installed.
• The cable and cable entry have not been damaged.
• All debris and waste material has been removed.

NOTICE:
Never operate the pump with the discharge line blocked, or the discharge valve closed.

WARNING: Crush Hazard
Risk of automatic restart.

Precautions when opening the cover

Follow these precautions when opening the cover:

• Do not stand directly over the cover to open it. Stand to the side. Wait at least five

minutes after opening, to let any fumes disperse, before approaching the hole.

• Never work alone.

WS008884B

5’

Figure 10: Waiting five minutes after opening, to let fumes disperse

5.2 Before commissioning

• Check that all electrical connections have been made. See

Make the electrical

• Make sure that there is no debris in the unit.
• Check that the equipment inside the unit is properly fastened after the transport and

installation.

• Make sure that the cables are not sharply bent or pinched.
• Check that the guide bars are placed vertically.

Use a level or plumb line.

5 Operation

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Flygt Top Installation, Operation, and Maintenance Manual

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Содержание Flygt Top 50

Страница 1: ...Installation Operation and Maintenance Manual 894192_14 0 Flygt Top ...

Страница 2: ......

Страница 3: ...on 9 3 1 Products included 9 3 2 Design 9 3 2 1 Parts 9 3 2 2 Intended use 9 3 2 3 Application limits 10 3 2 4 Dimensions 10 3 2 5 Weight 10 3 2 6 Materials 10 3 2 7 External loads 11 3 3 Pump versions 11 3 4 Monitoring equipment 11 3 5 The data plate 11 4 Installation 12 4 1 Precautions 12 4 1 1 Underground utilities 12 4 1 2 Excavations 12 4 1 3 Inspect the work area before permit required hot w...

Страница 4: ...ecautions 20 5 2 Before commissioning 20 5 3 Start the pump 21 6 Maintenance 22 6 1 Precautions 22 6 1 1 Inspect the work area before permit required hot work 23 6 2 Maintenance guidelines 23 6 3 Preventive maintenance 23 7 Declaration of Conformity 25 7 1 Declaration of Conformity 25 Table of Contents 2 Flygt Top Installation Operation and Maintenance Manual ...

Страница 5: ...urer s manuals for any other equipment furnished separately for use in this system 1 2 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 product and its surrou...

Страница 6: ...re the equipment is installed should be treated as a confined space Always follow the applicable safety laws regulations and guidelines for confined spaces Never work alone in a confined space Before entering the space check that the following requirements are complied with The atmosphere contains sufficient oxygen The atmosphere contains no explosive or toxic gases If there is a risk of insuffici...

Страница 7: ...ssary 1 5 Protecting the environment Emissions and waste disposal Observe the local regulations and codes regarding Reporting of emissions to the appropriate authorities Sorting recycling and disposal of solid or liquid waste Clean up of spills Exceptional sites CAUTION Radiation Hazard Do NOT send the product to Xylem if it has been exposed to nuclear radiation unless Xylem has been informed and ...

Страница 8: ...al position depending on the size and length 2 3 Examine the delivery 2 3 1 Examine the package 1 Examine the package for damaged or missing items upon delivery 2 Record any damaged or missing items on the receipt and freight bill 3 If anything is out of order then file a claim with the shipping company If the product has been picked up at a distributor make a claim directly to the distributor 2 3...

Страница 9: ...equipment must be securely anchored and in good condition The lifting equipment must support weight of the entire assembly and must only be used by authorized personnel Two sets of lifting equipment must be used to lift the unit for repair work The lifting equipment must not be oversized CAUTION Crush Hazard Improperly dimensioned lifting equipment can lead to injury A site specific risk analysis ...

Страница 10: ... lifting equipment and ensure that the product is properly harnessed Wear personal protective equipment Stay clear of cables and suspended loads WS007152A 2 6 Long term storage If the unit is stored for some time before installation then make sure that it is placed in a horizontal position or supported securely in a vertical position 2 Transportation and Storage 8 Flygt Top Installation Operation ...

Страница 11: ... sump floor during pumping This increases turbulence and causes settled solids to become suspended again maximizing removal from the sump The pump is installed with twin guide bars with an automatic connection to the permanently installed discharge connection at the bottom of the sump The unit is anchored also in subsoil water tables 3 2 1 Parts WS007148B 7 5 4 8 3 1 2 6 9 10 11 Figure 4 Installat...

Страница 12: ... 2 4 Dimensions Drawings TOP 50 65 80 100 S 150 S 150 L 9050 9065 9080 9100 010 9150 010 9150 020 800 1000 1200 1400 1600 1800 1 5 6 0 m WS007628B mm Figure 5 Dimensional drawing Diameter unit mm Length unit m 3 2 5 Weight Approximate total weight excluding the pump Table 1 Approximate total weights excluding the pump Model Weight kg lb 2 m 4 m 6 m Top 50 170 375 270 595 360 794 Top 65 320 705 470...

Страница 13: ...s are stainless steel 3 2 7 External loads A unit with a GRP access cover must be installed so that traffic is kept at least 1 m 3 3 ft from the tank edge 3 3 Pump versions Depending on the type of unit different pumps can be used For more information please contact your local sales and service representative 3 4 Monitoring equipment Several pump protection and monitoring functions are available a...

Страница 14: ...ion in accordance with local plumbing codes 4 1 1 Underground utilities Before starting excavation work determine whether any utility installations such as sewer telephone fuel electric or water lines may be encountered Utility companies and owners must be contacted to locate utility installations When the excavation operations approach the estimated location of the underground installation the ex...

Страница 15: ...at the installation follows the local regulations and EN 976 2 1997 The unit must be installed underground outside of the building Dimensions in installation figures must be regarded as minimum dimensions 4 2 1 Prepare the site Check that the following requirements are complied with The excavation method of the pit must be adapted to the current soil conditions Considerations include slope stabili...

Страница 16: ...tank and the internal pipework are undamaged 2 Lift the unit on to the pit base in a vertical position and align it NOTICE Never lift the unit with a pump inside it Use both lifting eyes when lifting the unit WS007151A 3 Check that the unit is in level 4 2 4 Anchorage TOP 50 65 80 units are equipped with a horizontal flange at the bottom The weight of backfill material on the flange prevents the u...

Страница 17: ...ust agree with the maximum permissible fuse rating The main voltage and frequency must agree with the specifications on the pump data plate When connecting inside the unit remember that the environment is damp Make sure that suitable electrical protection is chosen accordingly Do not allow the ends of the cable to be submerged in water The water can be sucked into the cable by capillary action App...

Страница 18: ...nnect the earth wire from the cabinet to the upper guide bar holder WS007154A Figure 9 Upper guide bar holder with earth connection 4 2 10 Backfill Compaction of the backfill must be thoroughly done to make sure that the surrounding material provides support to the structure of the unit NOTICE Do not allow soil or gravel to get inside the unit Counteractive loads are achieved by dead load of the c...

Страница 19: ...ate compactor 50 200 3 a Start the compaction on the first layer by driving a light vibrating machine around the unit Cover the whole surface b When the first pass is completed then start the second pass c When all the passes for a layer are completed then fill the next layer d Repeat the compaction procedure until all layers have been compacted 4 2 11 Installing the access cover in vehicular traf...

Страница 20: ... M 3085 3102 3127 600 600 x 350 C 3085 LT C D N 3102 HT MT LT C D N 3127 HT MT SH C D N 3140 HT MT C D N 3152 HT MT N 3153 HT MT N 3171 HT MT 850 850 x 550 4 3 Install the pump Before installing and using the pump read the pump manual carefully Make sure that the impeller rotates in the correct direction before installing a 3 phase pump NOTICE Do not allow soil or gravel to get inside the unit 4 I...

Страница 21: ...ge connection The pump can be hoisted up along the guide bars for inspection without undoing any connection 2 Fasten the lifting chain on the hook on the access frame 3 Fasten the motor cables on the cable holder Use appropriate support grips for the cables 4 Installation Flygt Top Installation Operation and Maintenance Manual 19 ...

Страница 22: ...open it Stand to the side Wait at least five minutes after opening to let any fumes disperse before approaching the hole Never work alone WS008884B 5 Figure 10 Waiting five minutes after opening to let fumes disperse 5 2 Before commissioning Check that all electrical connections have been made See Make the electrical connections on page 15 Make sure that there is no debris in the unit Check that t...

Страница 23: ...evel b Check that the pump stops within 4 minutes c Repeat five times to make sure that the level sensors are working properly 4 Check that the pump and pipe assembly are fixed and watertight 5 Pull the high level alarm level sensor hold it in a horizontal position and verify that the pump starts The alarm is activated if everything is right 6 Always close and lock the access cover before leaving ...

Страница 24: ...the unit and the control panel are isolated from the power supply and cannot be energized This applies to the control circuit as well WARNING Biological Hazard Infection risk Rinse the unit thoroughly with clean water before working on it WARNING Fall Hazard Check that suitable barriers for the work area are in place CAUTION Crush Hazard Make sure that the unit cannot roll or fall over and injure ...

Страница 25: ...h as welding gas cutting grinding or using electrical handtools do the following 1 Check the explosion risk 2 Provide sufficient ventilation 6 2 Maintenance guidelines A yearly inspection and cleaning of level regulators is recommended Make sure that the inside of the tank valves and pipes are kept as clean as possible Always close and lock the access cover before leaving the unit 6 3 Preventive m...

Страница 26: ...using with generous amounts of water 6 Check the condition of the impeller 7 Flush the wall tanks pipes and accessories that have been in contact with the pumped media with generous amounts of water 8 Install the pump 6 Maintenance 24 Flygt Top Installation Operation and Maintenance Manual ...

Страница 27: ...em Water Solutions Suomi Oy Vantaa Finland Tel 358 103208500 FR Xylem Water Solutions S A S Nanterre Cédex France Tel 33 1 46 9533333 HR Xylem Water Solutions Sweden AB Sundbyberg Sweden Tel 46 8 475 67 00 HU Xylem Water Solutions Magyarország Kft Törökbálint Hungary Tel 36 23 445 700 IE Xylem Water Solutions Ireland Ltd Dublin Ireland Tel 353 1 452 4444 IT Xylem Water Solutions Italia S r l Laina...

Страница 28: ...gies and advanced analytics solutions for water electric and gas utilities 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 expertise with a strong focus on developing comprehensive sustainable solutions For more information on how Xylem can help you go to www xylem com Xylem Wat...

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