Remove loom (8, Figure 7-6) from wiring harness (Figure 7-6).
Cleaning. Refer to paragraph 6-2. g. for general cleaning procedures.
Inspection. Refer to paragraph 6-2. c. for general Inspection procedures.
Repair or Replacement. Refer to paragraph 6-2.d. for general repair or replacement procedures.
Assembly. To assemble the trailer unit wiring harness, proceed as follows:
Position loom (8, Figure 7-6) and wiring harness (Figure 7-6) together, and wrap the formed loom (8)
around the wiring harness.
Seal or retape enclosed wiring harness as required.
Make sure the pieces of grommet, (8, Figure 7-5) are in place and will not readily move.
Do not place an undue amount of strain on wire splice points while installing wiring
into trailer frame.
Installation of the loom in cased wiring harness shall be from the rear to front.
Insert the front most wiring harness connectors (7, Figure 7-6) through the rear most access
holes in feed and pull the wiring harness through each set of access holes as required.
Position cable grip base (7, Figure 7-7) over wiring harness (Figure 7-6). Insert terminal ends
into electrical box (16, Figure 7-7). Position washer (8), cable grip (7) over terminals. Thread
ground wires L, W, Figure 7-.7 through the cable grip, to the outside of the electrical box (16).
Tighten the cable grip nut.
Remove nuts on terminal block (6). Position wires on perspective terminal block studs and
secure with terminal block (6) nuts. Using grounding screw ground wires L and W, Figure 7-7
rear of the first crossmember.
Reassemble harness to light connector plugs (7, Figure 7-6) and attach each connector (7) to its
respective plug clip (6, Figure 7-3). Check to see that all grommet pieces (8) are secure in the
Check for proper light function as necessary prior to assembling electrical box cover to the electrical
Using cover mounting screws, assemble the electrical box (3, Figure 7-3) screws to the electrical box
ELECTRICAL BOX (See Figure 7-7): The following paragraphs contains disassembly, cleaning, Inspection, repair;
replacement and assembly procedures for the electrical box.
Disassembly. Disassemble the electrical box only to the point necessary to repair or replace a defective part
Unscrew and remove the electrical box topcover.