Lit. No. 72444, Rev. 05
95
April 1, 2021
MAINTENANCE
AIMING HEADLAMP BEAMS
Tighten headlamp fasteners to 22 ft-lb, or 30 N·m,
once correct visual aim is achieved.
Park the vehicle on a level surface 25 feet in front
of a matte-white screen, such as a garage door.
The screen should be perpendicular both to the
ground and to the vehicle centerline.
The vehicle should be equipped for normal
operation. The snowplow blade should be in place
and in raised position.
See that there is no load in the vehicle other
than the driver and ballast as speci
fi
ed in the
Quick Match selection system.
The following steps are those listed as pertinent
to headlamp aiming by the Society of Automotive
Engineers (SAE) in speci
fi
cation #SAE J599d.
1. Prepare the vehicle for headlamp aim or
inspection. Before checking beam aim, the
inspector will:
a. Remove ice or mud from under fenders.
b. Set tire in
fl
ation pressures to the values
speci
fi
ed on vehicle information label.
c. Check springs for sag or broken leaves.
d. Check the functioning of any automatic
vehicle leveling systems and speci
fi
c
manufacturer's instructions pertaining to
vehicle preparation for headlamp aiming.
e. Clean the headlamp lenses.
f. Check for bulb burnout and proper beam
switching.
g. Stabilize the vehicle suspension by
rocking the vehicle sideways.
Содержание UltraMount 2
Страница 3: ......