Mitsubishi MOTORS Laser 1991, Service Manual, Page: 235 / 320

PROCEDURES
9 8
5
6
7
4
A:
face
Must be
used at
other
rear
Unit B:
Must be used
at front tire
1. fixture
2. Thumb adjusting screws
3.
Level
4. Floor level offset dial
5. Horizontal dial knob
6.
dial knob
7. level vial
8. Level bubble
9. Top port hole
p o r t
Split image
not aligned
Split image
aligned
Bubble not centered
Bubble centered
1680246
Aimer level vial
Glass window or
smooth
to 5 feet)
apart.
Unit A
1. Test dimmer switch operation.
2. Observe operation of high beam light mounted in instrument
cluster.
3. Inspect for badly rusted or faulty headlight assemblies. These
conditions must be corrected before a satisfactory adjust-
ment can be made.
4. Place vehicle on a level floor.
5. Bounce front suspension through three
oscillations by
applying body weight to hood or bumper.
6. Inspect tire inflation.
7.
Rock vehicle sideways to allow vehicle to assume its normal
position.
8. If fuel tank is not full, place a weight in trunk of vehicle to
simulate weight of a full tank kg (6.5 per
9. There should be no other load in the vehicle other than driver
or substituted weight of approximately 70 kg
placed in driver’s position.
10. Thoroughly clean headlight lenses.
The floor level offset dial must coincide with the floor slope for
accurate aiming. Calibration fixtures are included with the
aimers.
1. Attach one calibration fixture to each aimer. Fixtures will
easily snap into position on aimer when properly positioned.
2. Place aimers at center line of each wheel on one side of
vehicle. Unit A must be placed at rear wheel with target
facing forward. Unit must be placed at front wheel with
target facing rearward.
3. Adjust thumb adjusting screw on each calibration fixture by
turning either clockwise or counterclockwise until level vial
bubble registers in a centered, level position.
4. Look into top port hole of Unit A. Turn horizontal knob until
split image is aligned.
5. Transfer plus or minus reading indicated on horizontal dial to
floor level offset dial on each Press floor level dial
inward to set reading.
6. Remove calibration fixtures from both units.
The aimer calibration may be off due to extended use.
Calibration fixtures used in conjunction with aimers can be used
to check and adjust aimers.
1. Turn thumb adjusting screw on each calibration fixture until
it is approximately the same distance as the supporting
posts.
2. Attach calibration
fixtures to each unit with level vials