STERWINS 900 WT 24-4 Instrucciones De Montaje página 209

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• Position the suction hose so that it rises from the water withdrawal point to the pump. Avoid positioning
the suction hose higher than the pump, as this would delay the escape of air bubbles and impede the
priming process.
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• The end of the intake valve should be low enough in the water to ensure that if the water level falls, the
pump will not run dry.
• A leaking suction hose will draw in air instead of water. Please make sure the clamp is properly tightened.
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• For suction heights exceeding 3 m we recommend securing the suction-hose (e.g. by fastening it to a
wooden post). This relieves the pump of the weight of the suction hose.
• Install the intake and discharge lines in such a way that they do not place the pump under any
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mechanical strain.
Priming the pump
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Fill the pump with clear water via discharge connector. Filling must be done slowly so that the air
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before connecting the pump.
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Depending on the suction height and the amount of air in the suction hose, priming can take anywhere
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Illustration 3.3
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4.4 OPERATION
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Start the pump
N Connect the power cable to an earthed 220-240V 50Hz power supply protected by a minimum 10-amp
fuse. Press the ON/OFF switch. The switch light will come on when the motor is running.
Operation safety warnings
• Operate the product only at reasonable hours – not early in the
morning or late at night when people might be disturbed.
• Do not modify the product in any way or use parts and
accessories that are not recommended by the manufacturer.
Operate the pump
• In order to prevent dry-running and overheating of the machine, always make sure that the suction
hose is immersed under water.
• The motor is protected against overheating by an integrated thermostat. In the event of overheating,
cooled down.
illustration 2.4 to 2.6
illustration 3.1 to 3.3
vibrate abnormally, immediately stop the product and
inspect for damage or identify the cause of the vibration. Any
damage should be properly repaired or replace by an
authorized service center.
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