The operation control system shall be centrally arranged in the cab and meet the requirements of ergonomics.
During operation, the start and stop shall be stable, the speed and force can be controlled, and the compound action can be controlled at the same time. The operation shall be simple, light and intuitive. Generally, the force on the handle shall not exceed 40 ~ 60N, the formation of one-sided handle shall not exceed 17cm, and the rotation angle of the rotating handle shall not exceed 35 ° ~ 40 °. The rotation angle of the pedal is generally not more than 60 ° ~ 70 °, the pedal stroke is within 6 ~ 20cm, and the pedal force of the pedal is 80 ~ 100N.
In addition, the lever deformation of the operation control mechanism shall be small, and the clearance and empty stroke of the mechanism shall be small. The number of operating handles and foot pedals shall be as few as possible, and it is best to linkage hands and feet, so as to facilitate the operator to do compound operation. When operating within the temperature range of – 40 ~ 50 ℃, the performance of the operation control system shall be normal.
