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CBO MECÁNICO DE REFRIGERAQAO - OIT/Cinterfor

CBO MECÁNICO DE REFRIGERAQAO - OIT/Cinterfor

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<strong>CBO</strong> OPERAÇÀO;<br />

Ref.:F0. 03/MR-2 2/3<br />

EXPANDIR EXTREMIDA<strong>DE</strong> <strong>DE</strong> TUBO<br />

COMUM E COM APÉNDICE SEN Al<br />

39 passo - A larg u e o tubo batendo no a la rg a d o r oom o m artelo (fig . 4).<br />

OBSERVAgOES<br />

1 Entre cada martelada gire o alargador para evitar deformares<br />

no tubo e prender o alargador no tubo.<br />

2 0 alargamento estará pronto quando a extremidade encostar-se no<br />

escalonamento do alargador.<br />

CASO I I - EXPANDIR TUBOS USANDO FURA<strong>DE</strong>IRA<br />

19 passo - F ix e o expansor no m an d ril da fu ra d e ira .<br />

29 passo ■ F ix e o tubo no su p o rte do fla n g e a d o rt deixando de fo ra a p a rte a<br />

s e r expandida.<br />

Fig. 4

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