1999 Mercury Sable Owner Guide 1st Printing - Page 174
1999 Mercury Sable Manual
Page 174 highlights
Maintenance and care Horizontal aim adjustment 1. Park the vehicle on a level surface. 2. With the hood open, locate the horizontal indicator and the adjusting screw. Remove the protective cap to access the 7 mm adjusting screw head. 3. Turn the horizontal adjusting screw in the direction of the arrow to change the horizontal aim as shown. 4. Use a 7 mm wrench or socket to turn the horizontal adjusting screw until the "0" reference mark on the view dial is aligned with the rearward facing tab (as shown) on the plastic housing. Vertical aim adjustment 1. Park the vehicle on a level surface. 2. With the hood open, locate the bubble level the vertical aim indicator. It is visible when viewed from above center rear of the headlamp. Locate the vertical adjusting screw, located on the outboard side of the headlamp adjacent to the headlamp upper outboard attachment. 174