DROPSA 0086450 Manuale d'uso e manutenzione - Pagina 3

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4.1 Hydraulic system

Exchange line 1->2 (fig.2) - when fluid reaches the adjusting spring pressure

calibration "PS1", the pilot conduit opens causing the displacement of the

chamber from the position "b" to the position "a"

Exchange line 2->1 (fig.4) - when fluid attains the adjusting spring pressure

calibration "PS1", the pilot conduit opens causing the displacement of the

chamber from the position "a" to the position "b"

Activation line 1 (fig.1) - with valve in position "a" the pump pushes lubricant

to line 1. Line 2 is discharge phase.

Fig.1

Activation line 2 (fig.3) - with valve in position "b" the pump pushes lubricant to

line 2. Line 1 is discharge phase.

Fig.3

Fig.2

Fig.4