The knob located in the top left corner of the hand controller picture, controls the rotation on the rotating manipulator accessory.

When viewed from the rear of the manipulator, rotate the manipulator knob clockwise to rotate the manipulator jaws clockwise, and rotate the knob counterclockwise to rotate the manipulator jaws counterclockwise. Center the manipulator rotate knob to stop the manipulator jaws from rotating.

The two buttons highlighted in the top right corner of the hand controller image shown above, control the manipulator jaw open and close functions.

Press and hold the manipulator open button (labeled in the image above) to open the jaws of the manipulator. Release the button when the manipulator jaws open the desired amount or have reached the end of their range.

You should not continue to hold the manipulator open button when the jaws have reached the end of their range.

Press and hold the manipulator close button (labeled above) to close the jaws of the manipulator. Release the button when the manipulator jaws close the desired amount or have reached the end of their range.

You should not continue to hold the manipulator close button once the jaws have closed on an object or reached the end of their range.

When piloting the ROV, the pilot can use their middle or ring finger to open and close the manipulator while holding the joystick. By doing this, the pilot can maintain control of the vehicle wile actuating the manipulator.