Niro Soavi S.p.A
FIGURA 4.5.2
− Disassemble from the bottom the valve group parts (see details in picture
4.5.3): passage head spacer (Y), passage head (V) and impact ring (U)
− The above mentioned items are assembled into an housing (D)
− Remove also all the Oring gaskets (Z, W, E, F) and the antiextrusion rings
(A, C) if installed
− Remove the guide (T) of the impact head (G) and check its inner surface; if
wear marks are present or there is excessive play between the guide (T) and
the impact head (G) it is necessary to replace it
4c053e0c.doc 4.5.4
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