X3 Series Headlamps; Maintenance - PREVOST H3-41 Maintenance Manual

16.1 X3 SERIES HEADLAMPS

Each headlamps assembly consists of two 90
mm (3½ inch) headlamp module (Figure 70)
equipped with a halogen bulb and one 100 mm
(4 inch) 12-volt LED turn/signal lamp. Middle
lamps are used for low beam. Inner lamps are
used for high beam and the light intensity is
lower for the daytime running mode.
NOTE
If vehicle is equipped with optional Xenon
headlamps, refer to paragraph 16.1.5.
16.1.1

Maintenance

Clean headlamps assembly with soap and
water. When a headlamp burns out, a new bulb
must be installed. Headlamp modules must be
properly aimed to provide maximum allowable
road illumination. When
aiming devices,
instructions.
Horizontal and vertical aiming of headlamp
module is provided by adjusting screws that
pivot the module in the housing for proper
alignment.
FIGURE 68: HEADLAMPS ASSEMBLY
Remove two fixing screws (Figure 71) to have
access to the bulbs, the connectors and the light
module adjustment screws.
using mechanical
follow manufacturer's
The Head light assembly is installed on a hinge
and a cable stops the rotation Figure 69.
FIGURE 69 ACCES TO THE BULBS AND CONNECTORS
NOTE
Make sure headlamps assembly module is
properly positioned into its housing before
securing using fixing screws.
FIGURE 70: HEADLAMP MODULE AND HALOGEN BULB
PA1621 Maintenance Manual All Series | Revised July 2018
SECTION 06: ELECTRICAL
SECTION 06: ELECTRICAL
79