eru watsan mod. 15

ERU WATSAN MOD. 15

SETA plant centrifugal pump: Maintenance and replacement

WATSAN M15 ERUWATSAN M15 ERUSETA plant centrifugal pump

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1. Grundfos MQ 3-45 centrifugal pump description

2. Functioning

3. Maintenance

4. Pump replacement

Contents


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1.MQ 3-45 centrifugal pump description


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Grundfos MQ 3-45 centrifugal pump


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Technical data

• Maximum pressure: 4.5 bares

• Minimum ambient temperature: 0 ºC

• Maximum ambient temperature: 45 ºC

• Minimum liquid temperature: 0 ºC

• Maximum liquid temperature: 35 ºC

• Net weight: 13 kg

• Air pressure in tank: 1,5 – 1,7 bares


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2. Functioning


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READ MANUFACTURER INSTRUCTIONS


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Control panel


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Maximum water level in the sedimentation tank • The water level control starts the submergible pump below the maximum water level. • The water level control stops the submergible pump above the maximum water level.

Minimum water level in the sedimentation tank• The water level control stops the centrifugal pump and starts the submergible pump below the minimum water level. • The water level control starts the centrifugal pump and stops the submergible pump above the minimum water level but the maximum water level control keeps the submergible pump working.

Starting up


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Stopping

The pump includes an electronic protection function which will stop the pump in case of:

• lack of water

• over temperature

• overload engine

• frequent starts/stops (the “Alarm” light blinks)

The pump automatically restarts after 30 minutes (over 24 hours) in case any kind of failure if the automatic restart function is activated.


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3. Maintenance


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Maintenance

The pump is maintenance free under normal conditions.

See instruction manual for possible breakdowns.


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4. Replacement of the pump


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Thank youThank you……….……….

eru watsan mod. 15

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