TM 9-2330-356-14
NOTE
(f) Starting at the right marker light box,
thread a lacing wire through the conduit. Attach the lead
As harness Is being pulled Into conduit, coat
assembly to the lacing wire, and pull the lead into right
harness with a silicon lubricant or mild soap
marker box.
solution. Do not coat entire harness at one
time.
(g) Install new terminal onto the lead
assembly.
(e) Starting at left rear composite light box,
(h) Place the three ends of the lead
thread a lacing wire through conduit and out the front
assembly in the left marker box into the access hole.
access hole. Attach lacing wire to new harness, then pull
harness through conduit and out the composite light box.
(i) Connect the right marker light lead to
the lead assembly. Replace the gasket and cover
(f) Disconnect lacing wire and thread it
through right composite light box, conduit, and out left
composite light box. Attach lacing wire to wire harness and
(j) Through the front access hole, connect
pull wiring harness out right composite light box.
the left marker light lead assembly (No. 489) to the right
marker light lead assembly. Connect the other two leads
(g) In each light box, pull wiring harness
(No. 21-489) to the receptacle lead (No. 21-489) and the
leads out of conduit and into light box. Install new
wire harness lead (No. 21-489).
terminals onto each wiring harness lead.
(k) Replace the gasket and the front access
(h) Connect all light leads to wiring harness
(l) Connect the left marker light lead
(i) Replace all light box covers and gaskets.
(No. 489) to the lead assembly. Replace the receptacle box
cover and gasket by securing with eight screws.
(j) In the front access hole, connect harness
leads to receptacle and marker light leads.
(m) Test operation of lights.
(k) Replace front access hole cover and
(5) Wiring Harness Replacement.
gasket. Secure with six screws.
NOTE
(l) Test operation of semitrailer lights.
The terminals must be removed to pull
(6) Receptacle Assembly Replacement.
harness through the conduit.
(a) Remove six screws from front access
(a) One at a time, remove each marker light
box cover and gasket on the semitrailer's left side, then
composite light box cover and gaskets. Disconnect all
(b) Inside access hole, disconnect all
wiring harness leads and cut the terminals from the wiring
electrical leads from the receptacle electrical leads.
harness leads.
Remove screw that fastens the receptacle ground leads to
the semitrailer.
(b) Pull the portion of wiring harness that
runs across rear of the semitrailer out through the left rear
composite light box.
from the receptacle mounting plate, and remove the
(c) Remove the front access cover
(fig. 4-17) and disconnect all wire harness leads from the
(d) To install receptacle, reverse steps (a)
receptacle and marker light leads.
through (c).
(d) Pull the wiring harness out through the
(e) Test operation of semitrailer lights.
front access hole.