The pump does not start......................32 The pump does not stop when a level sensor is used............33 The pump starts-stops-starts in rapid sequence..............33 The pump runs but the motor protection trips..............34 Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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Table of Contents The pump delivers too little or no water................35 Technical Reference........................36 Application limits........................36 Specific motor data........................36 Dimensions and weights......................38 Performance curves........................38 Flygt 2830.180 Installation, Operation, and Maintenance Manual...
A hazardous situation which, if not avoided, could result CAUTION: in minor or moderate injury • A potential situation which, if not avoided, could NOTICE: result in undesirable conditions • A practice not related to personal injury Flygt 2830.180 Installation, Operation, and Maintenance Manual...
However, should the need arise for a warranty claim, then contact your local sales and service representative. Spare parts Xylem guarantees that spare parts will be available for 10 years after the manufacture of this product has been discontinued. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
This includes any modification to the equipment or use of parts not provided by Xylem. If there is a question regarding the intended use of the equipment, please contact a Xylem representative before proceeding.
• Clean up all spills in accordance with safety and environmental procedures. • Report all environmental emissions to the appropriate authorities. WARNING: Radiation Hazard. Do NOT send the product to Xylem if it has been exposed to any nuclear radiation. Electrical installation For electrical installation recycling requirements, consult your local electric utility.
• Wear personal protective equipment. • Stay clear of cables and suspended loads. Lifting equipment and tackle should always be inspected before starting work. Mechanical lifting When lifting the unit mechanically, always use the lifting eyes. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• Before operating the unit after storage, it must be inspected with special attention to the seals and the cable entry. • The impeller/propeller must be rotated every other month to prevent the seals from sticking together. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
The following applies to the monitoring equipment of the pump: • The stator incorporates thermal contacts connected in series that activate the alarm at overtemperature. • The thermal contacts open at 140°C (284°F) and close at 105°C (221°F). Flygt 2830.180 Installation, Operation, and Maintenance Manual...
X = letter Y = digit The different types of codes are marked up with a, b and c. Code parameters are marked up with numbers. Codes and parameters XXYYYY YYY YYY YYYY Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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Product Description Type of Callout Number Indication Type of code Sales denomination Product code Serial number Parameter Hydraulic end Type of installation Sales code Version Production year Production cycle Running number Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Water + sand, particle size <0.6 mm (0.024 in) 2.5 (8.2) Water + sand, particle size <0.1 mm (0.004 in) 1.5 (4.9) For more permanent installations with a heavily contaminated pumped liquid, a settling pump-sump is recommended. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Alternatively, the pump can be suspended with a lifting chain just above the sump bottom. Make sure that the pump cannot rotate at startup or during operation. 5. Connect the motor cable and the starter and monitoring equipment according to the separate instructions. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• If intermittent operation is prescribed, then the pump must be provided with monitoring equipment supporting such operation. • The thermal contacts/thermistors must be in use. Cables These are the requirements to follow when you install cables: Flygt 2830.180 Installation, Operation, and Maintenance Manual...
(ground) check connection is done at the GC-connection point with a cable lug and one screw. Connect the ground cable from the level switch to the other screw at the GC-connection point. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Motor protector Stator leads (U1, U2, U5, U6, V1, V2, V5, V6, W1, W2, W5, W6, Z1, Z5, Z6) Color code standard Code Description Brown Black White Orange Green GNYE Green-Yellow Grey Blue Flygt 2830.180 Installation, Operation, and Maintenance Manual...
The starting jerk can be powerful. Check the direction of rotation each time the cable has been re-connected and after phase or total supply failure. 1. Start the motor. 2. Stop the motor. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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• If the motor has a 3-phase connection, then transpose two phase conductors and repeat this procedure from step 1. For 3-phase pumps with external starters or without built-in motor protection, the phases must be shifted on the output terminal of the starter. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Failure to do so may result in hearing loss or violation of local laws. Start the pump DANGER: If you need to work on the pump, make sure that it is isolated from the power supply and cannot be energized. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Let the pump run for a while in clean water, or flush it through the discharge connection. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• Lubricate all springs, screws, O-rings with grease. For an optimal corrosion protection, all O-rings and adjacent surfaces must be coated with Exxon Mobil Unirex N3 or equivalent. Figure 4: Example of O-ring adjacent surfaces Flygt 2830.180 Installation, Operation, and Maintenance Manual...
4,000 hours or 2 years, whichever comes overhaul includes replacement of key components and the first. These intervals apply to normal measures taken during an inspection. applications and operating conditions at media (liquid) temperatures < 40°C (104°F). Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Contact an electrician, if necessary. Regardless of individual applications, the inspection volume should not be inspected less frequently than the intervals for normal applications and operating conditions at media (liquid) temperatures <40°C (104°F). Flygt 2830.180 Installation, Operation, and Maintenance Manual...
The oil housing may be pressurized. Hold a rag over the oil plug to prevent oil from spraying out. 4. Turn the pump so that the oil hole faces downwards and let the oil run out. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
4. Put the oil screw back and tighten it. Replace the impeller Remove the impeller MT, HT WARNING: A worn impeller and/or pump housing can have very sharp edges. Wear protective gloves. 1. Remove the strainer. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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2. Remove the suction cover. 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. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
Coat the inner conic, the outer cylindrical surfaces, and the thread of the conical sleeve with a thin layer of grease. The proper lubrication is grease for bearings, for example Exxon Mobil Unirex N3, Mobil Mobilith SHC 220 or equivalent. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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4. Check that the impeller screw is clean and easy to screw into the shaft end. This is to prevent the shaft from rotating with the impeller screw. 5. Assemble the conical sleeve in the impeller. Make sure that the conical sleeve bottoms in the impeller. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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Place the washer on the impeller screw. b) Lock the impeller to prevent rotation. Use pliers, a screwdriver, or similar. c) Tighten the impeller screw. Tightening torque: 22 Nm (16.2 ft-lbs) d) Tighten a further 1/8 turn, 45°. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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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. 10. Mount the strainer and the nuts. Tightening torque: 22 Nm (16.2 ft-lbs) Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• The start level regulator is functioning. Clean or replace if necessary. manually. • All connections are intact. • The relay and contactor coils are intact. • The control switch (Man/Auto) makes contact in both positions. Check the control circuit and functions. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• The distance between the start and stop levels is sufficient. again. • The non-return valve(s) work(s) properly. • The length of the discharge pipe between the pump and the first non- return valve is sufficiently short. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
There is a malfunction in the overload Replace the overload protection. protection. If the problem persists, contact the local sales and service representative. Always state the serial number of your product, see Product Description (page 9). Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• Depending on the installation type, add a means for priming the pump, such as a foot valve. If the problem persists, contact the local sales and service representative. Always state the serial number of your product, see Product Description (page 9). Flygt 2830.180 Installation, Operation, and Maintenance Manual...
• 2 pole • 2,855 rpm • 3.7 kW (5.0 hp) Voltage, V Rated current, A Starting current, A Power factor, cos φ 220 D 0.92 230 D 0.88 240 D 0.83 380 D 0.92 Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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440 Y 0.95 440 YSER 0.91 460 D 0.91 460 DSER 0.78 460 Y 0.94 460 YSER 0.88 480 D 0.87 480 Y 0.92 480 YSER 0.83 575 D 0.89 575 Y 0.94 Flygt 2830.180 Installation, Operation, and Maintenance Manual...
All measurements in the illustrations are in millimeters, if not otherwise specified. Figure 6: BS/KS, MT, DN 100 Figure 7: BS, HT, DN 75 Performance curves Test standard Pumps are tested in accordance with ISO 9906:2012, HI 11.6:2012. Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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P [kW] P [kW] 251, BS 226, BS 234, KS H [m] H [m] 251, BS 234, KS 226, BS Q [l/s] Q [l/s] WS006962A WS006961A Figure 8: BS/KS, MT Figure 9: BS, HT Flygt 2830.180 Installation, Operation, and Maintenance Manual...
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For more information on how Xylem can help you, go to xyleminc.com Xylem Water Solutions AB Visit our Web site for the latest version of this document and more information Gesällvägen 33...