Axeon Grundfos MQ-Series Manual do Utilizador descarregar pdf (Página 20)

20

English (US)

If the pump does not start when the fault has been corrected, contact your pump supplier or

Grundfos for further information.

6. The pump

starts when no

water is con-

sumed.

a) Internal non-return valve is

defective, or the existing pipe-

work is leaking or defective.

Clean the valve or fit a new one.

Fault Cause Remedy

Grundfos.book Page 20 Monday, May 23, 2011 10:17 AM

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