The Blade Clutch Is On If; From The Point Of View Of The Contactors - Etesia HYDRO 124D Technical Training Manual

3) The blade clutch is on if :

Operator is sitting on the seat
And
Fixed grassbox is in the working position
And
Mobile grassbox is closed
And
Mobile part(s) of frame mounted

From the point of view of the contactors :

Seat contactor = closed
Fixed grassbox contactor = closed
Mobile grassbox contactor = closed
Mobile part contactor = closed
NB : The blades can be started even if the flap is not in the working position (horizontal).
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