4 If the gap is not within specifications, turn the two ADF height adjust screws (callout 1). Turn the screws clockwise (CW) to increase the gap, or counterclockwise (CCW) to decrease the gap. Note The gap will increase or decrease 0.7 mm (0.03 inch) with each rotation of the screw. Note Make sure you loosen the fixing nut (callout 2) before rotating the screw. 1 CW 2 CCW Hinges Figure 206. ADF unit height adjustment (2 of 2) C8523-90921 Measurement and adjustment 233