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NOTE: Headlamp aiming should be done while
plow is in a raised position.
NOTE: This procedure should be done with no
load on the vehicle other than the driver, snow-
plow, and rear ballast weight, inspect the vehicle
for proper tire infl ation and broken or sagging sus-
pension components. Check functioning of any
automatic vehicle leveling systems and any spe-
cifi c manufacturer's instructions pertaining to ve-
hicle preparation for headlamp aiming. Stabilize
the suspension by rocking the vehicle sideways.
1.
Park the vehicle with the plow attached on
a level surface 25' (7.6 m) from a fl at, unob-
structed light-colored wall.
1. Centerline of vehicle.
2. Height of Lamp Centers.
3. LH Headlight Center (see Table 1 for di-
mensions from Line 1).
4. RH Headlight Center (see Table 1 for di-
mensions from Line 1).
5. Vertical Aim Down Height (see Table 2
for dimension from Line 2)
2.
Mark the wall with black tape according to
drawing 5698B.
3.
Wipe the lamp lenses clean and check for
proper switching and function.
4.
Activate the plow lamp HIGH beams to illumi-
nate toward the wall.
HEADLAMP AIMING PROCEDURE
5.
Focus the center of the LH light beam on the
intersections of lines 3 and 5.
6.
Focus the center of the RH light beam on the
intersections of lines 4 and 5.
7.
Tighten the headlamp hardware according to
the table below.
Table 1: Lines 3 & 4 Dimensions
Type
LED
Halogen
Table 2: Line Dimension
Height from Ground
22 to 36 in (56 to 90 cm)
36 to 48 in (90 to 120 cm)
48 to 54 in (120 to 140 cm)
Table 3: Hardware Torque
Type
Size
LED
1/2" (Bracket
to Bar)
1/4" (Light to
Bracket)
Halogen
1/2" (Bracket
to Bar)
3/8" (Light to
Bracket)
Headlamp Aiming Procedure 9
Line 3 & 4 Dimension
19 in (48 cm)
22 in (56 cm)
Dimension
0
2 in (5 cm)
4 in (6.4 cm)
Ft-Lbs
N-m
58-82
79-112
6-7
8-10
58-82
79-112
29-41
39-56
DWG NO. 5698B
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