TM 9-2330-356-14
WARNING
When troubleshooting an electrical malfunc-
tion or performing electrical maintenance,
ALWAYS disconnect Intervehicular electrical
cable from semitrailer, and negative battery
cables at batteries. Failure to follow this warn-
ing may create a spark and explosion, result-
ing In serious injury or death to personnel.
Replacement of Lamps. The front, center, and rear
a.
marker lights (figs. 4-20 through 4-23) are constructed the
same, except that the front and side marker lights have an
amber lens while the rear marker lights have a red lens.
housing to body. Remove lens housing.
(2) Press down on lamp
and
turn
counterclockwise to remove lamp.
(3) Install new lamp.
TA502343
(4) Replace lens housing. Secure with two
screws.
4-13. Conduit for
Chassis Wiring
Removal.
b.
WARNING
lens housing to body. Remove lens housing.
(2) Remove four screws that fasten marker light
When troubleshooting an electrical malfunc-
body to plate. Be careful not to lose the four spacer
tion or performing electrical maintenance,
washers between gasket and body.
ALWAYS disconnect Intervehicular electrical
cable from semitrailer, and negative battery
(3) Disconnect marker light lead and remove
cables at batteries. Failure to follow this warn-
marker light.
ing may create a spark and explosion, result-
(4) Remove washer and shell from marker light
ing in serious Injury or death to personnel.
lead.
Installation.
c.
Removal. Wiring conduit should only be removed
a.
when repairs are warranted. Remove wiring harness and
(1) Replace washer and shell on marker light
lead.
reference when removing conduit. Where conduit passes
under clips, bend these clips back far enough to remove
(2) Connect marker light lead to chassis wiring.
conduit, but do not break clips off. Should enough of these
(3) Attach marker light body to trailer with four
clips break off to hamper installation of conduit, contact
screws. Be sure spacer washers are installed between
direct support maintenance to weld on new clips.
gasket and body.
Installation. Use figure 4-19 as
reference to
install
b.
(4) Install lamp if needed, and replace lens
new conduit.
housing by securing with two screws.