Mercury 1997 Automobile User Manual


 
Adjusting the horizontal aim
1. With the hood open, locate the
horizontal indicator and adjusting
screw.
2.Usea4mmwrench to turn the
horizontal adjusting screw until the
reference mark on the reflector
extension aligns with the ‘‘O’’
reference mark on the horizontal
indicator when viewed directly
from above.
3. When the horizontal aim has
been adjusted, close the headlamp
access panel.
Adjusting the vertical aim
1. Do not adjust the vertical aim
until after adjusting the horizontal
aim.
2. With the hood open, locate the
bubble level vertical aim indicator.
It is visible when viewed from
above the rear of the headlamp.
3. With the vehicle on a level
surface, usea4mmwrench to
turn the vertical aim adjustment
screw (outboard screw) located on
the back of the lamp assembly
clockwise or counterclockwise until
the bubble in the spirit level is
centered when viewed from
directly above the bubble.
4. Close the hood.
If the vehicle is on a downward or
upward slope of not more than
1.2°, the VHAD’s bubble level can
be used to correct for the effects
of the surface slope, provided that
the slope is accurately known.
Maintenance and care
174