4. Draw a horizontal line (#3 in the illustration) on the paper at the same
height from ground as the headlamp bulb center, which is marked on the
headlamp lens by a 2 mm x 2 mm square.
5. Draw a horizontal line (#4 in the illustration) parallel to the headlamp
bulb center line (#3 in the illustration) but 0.82 inches (20.9 mm)
(#5 in the illustration) below it.
6. Take appropriate measures to prevent any influence of other lights.
7. Start the engine.
8. Turn the low beam of the headlamps on.
9. On the paper, observe the portion of the light pattern with a distinct
area of higher intensity light. Check that the top edge of this high
intensity area is at the horizontal reference line (#4 in illustration) and
below the cross-hatched area shown in the illustration. If it isn’t, adjust
the headlamps in the vertical direction.
Use this illustration to check the headlamp aim pattern as it should
appear on the paper.
3. Horizontal line at headlamp bulb center.
4. Horizontal lines for headlamps, 0.82 inch (20.9 mm) below bulb
center.
5. 0.82 inch (20.9 mm).
6. High intensity area of light pattern.
2009 Low Cab Forward Truck
(lcf)
Supplement
USA
(fus)
Lights
40
