PAVA - Built-in extension capabilities
Adjustment in height
PAVA 10 and 14 - Use of the PAVA lid by reversal for extension operation
Studied to facilitate the extension, the PAVA surface box lid once returned, it serves as tool to manoeuvre the body of the surface box which is generally taken in the surfacing. Equipped with two studs forming an operating nut, the inside face of the lid can be used to adjust the extension height using a plain 30 mm wrench or with a Tee wrench used for valve operation.
PAVA 19- Use of a specific operating lid
Increase height = Rotation of the body counter-clockwise.
PAVA 10 and 14 = 20 mm by tour
PAVA 19 = 40 mm by tour