Control and Display Elements
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With Hydraulic Single-Rotor Lifting Mechanism Design
Fig. 8
The position of the switching valve (1) determines which rotor is lifted or lowered. The actual
movement is made via the single-acting control unit.
Position
I
II
III
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38
Function
Single-rotor lifting mechanism of the left rotor:
The right rotor remains in working position. The left rotor is lifted or lowered.
Twin-rotor lifting mechanism:
Both rotors are lifted or lowered.
Single-rotor-lifting mechanism of the right rotor:
The left rotor remains in working position. The right rotor is lifted or lowered.
SW700086_1