Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9 Page 10 Page 11 Page 12 Page 13 Page 14 Page 15 Page 16 Page 17 Page 18 Page 19 Page 20Australian Pipeline Valve - Installation, Operation and Maintenance Manual 14 LINED BUTTERFLY VALVES - MODEL 2014 & 2016 SERIES FIGURE 12 Indicative explosion only. Pinned disc example shown. Refer to as-built drawing for actual parts list. 6.4 RATCHET LEVER MOUNTING a. Position the disc in the closed position. b. Install the ratchet notch plate using machine bolts, nuts and lock washers, but do not tighten the fasteners. c. Install the drive key in the shaft (where applicable). Tap the key into place to ensure it is fully seated in the keyway. d. Install the handle so that it is parallel with the disc face. The locking lever must be fully retracted before it will pass through the ratchet plate. Tighten the set screw in the handle against the key. e. With the handle installed flush with the ratchet plate, engage the locking lever with the ratchet plate. Using the handle, adjust the position of the ratchet plate until the disc face is parallel with the valve face, then tighten the fasteners securely. 6.5 GEARBOX MOUNTING a. Position the disc in the closed position. b. Install the drive key in the shaft (where applicable). Tap the key into place to ensure it is fully seated. c. Rotate the gear shaft to the full clockwise position. Align the keyway in the gearbox bore with the key in the shaft and slide the gearbox onto the shaft. d. Fasten the gearbox to the mounting bracket with the appropriate machine bolts and lock washers. It may be necessary to rotate the gear shaft slightly to align the mounting holes in the gear with the plate. e. Adjust the stops in the gearbox to position the face of the disc parallel with the face of the valve in the closed position and perpendicular to the face of the valve in the open position.