When the clutch is disengaged, power is transmitted from the input shaft via the gear trains and the lay shaft via the one way clutch to the output shaft which typically provides first or low gear for {HEAD ~ use} in {TAIL ~ low speed maneuvering} or where greater torque is required 
in
When the clutch is disengaged , power is transmitted from the input shaft via the gear trains and the lay shaft via the one way clutch to the output shaft which typically provides first or low gear for { HEAD ~ use } in { TAIL ~ low speed maneuvering } or where greater torque is required
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