Aimer calibration can be checked by using it to aim a headlight and then comparing the aim on a wall screen. Aim a light as described in
the instructions, and check if the projection of the beam on the internal screen is the same.
Following tolerances are allowed:
The Standard SAE J600 allows a tolerance of ±0.3º (±1.6 in, or ±40mm) for the vertical aim, and ±0.6º (±3.2 in, or ±80mm) for the
horizontal.
The tolerance limits are shown in the figure below.
100
100
100
100
200
Upper tolerance for
the upper edge
Lower tolerance for
the upper edge
Right tolerance
for the left edge
Left tolerance
for the left edge
Calibrating the Aimer
High beam headlamps and auxiliary driving lights are aimed so that the center of the high-intensity zone is located at the horizontal
and straight ahead vertically.
VERTICAL CENTERLINE
AHEAD OF LEFT
HEADLAMP
VERTICAL CENTERLINE
AHEAD OF RIGHT
HEADLAMP
CAR AXIS
HEIGHT OF LAMP CENTERS
HIGH-INTENSITY ZONE (SHADED AREA) OF A PROPERLY AIMED
UPPER BEAM
ON THE AIMING SCREEN IN FRONT OF VEHICLE
AIMING the UPPER BEAM
CHECKING THE AIMER
ALTERNATIVE PROCEDURE
AIMING HIGH BEAM HEADLAMPS
CHECKING THE AIMER
Once the beam is aligned, place the aimer in front of one of the lights, as described in the instructions, and check if the projection of the
beam on the internal screen is the same.
Tolerances are the same as described in the previous page.
Page 15 - Calibrating the Aimer
The same procedure may be done by checking the aimer using the high beam instead of the low as a reference.
Canbuilt Mfg.
Perfect Night Vision.....
Summary of Contents for OPT-5405
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