deci ieri mi-am luat un filtru intern resun sp 1100 ! daca tin motorul la suprafata apei baga aer in schimb daca il bag motorul , adica sa fie complet scufundat in apa , furtunul de aer se umple de apa si nu mai baga aer ! imi puteti spune de ce ? va multumesc mult !
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