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TB 11-5820-890-12
CAUTION
The hinge cover is molded to be installed one way with the little slope facing the top cover, see insert "C"
of Figure 4-1; if it is installed backwards the cover will not close. Attempts to close the cover will break the
display assembly and the ANCD will have to be replaced. Do not over tighten the screws as damage will
occur to the hinge assembly requiring the replacement of one or both cover plates.
(2)
Hinge Springs
STEP 1
Remove the two screws (2) from the front cover (5) and lift top cover off the hinge assembly.
STEP 2
While supporting the case assembly carefully remove the screw (2) from the rear cover of the
defective spring.
CAUTION
If both springs are bad, replace them one at a time to reduce possible damage to the hinge assembly and
wires to the display.
STEP 3
Remove the defective spring (4) and install the new spring. Ensure the hinge is positioned so that the
narrow space between the hole is to the outside, see insert "D" of Figure 4-1.
STEP 4
Install the front cover plate (5) over the assembly; insert the two screws (2) and tighten assembly.
(3)
Rear Hinge Cover
STEP 1
Remove the front hinge cover plate (5).
STEP 2
Remove the two hinge springs (4).
STEP 3
Replace the defective rear hinge cover plate (3) with a new plate.
STEP 4
Install the hinge springs (4).
STEP 5
Install the front hinge cover plate (5).
b.
Fill Connector Cover. The fill cover assembly is made up of three components; the rubber cover, nylon cord
and retaining clip. The assembly is replaced as a complete unit as described below; refer to Figure 4-1 for
location of parts.
STEP 1
Remove the defective fill cap assembly (8) from the ANCD by using a knife to cut the nylon cord (7) at
the ANCD housing end; then remove cord and cover from the ANCD housing.
STEP 2
Lace the replacement cord through the ANCD housing hole, see insert "A" of Figure 4-1.
STEP 3
Loop the rubber boot through the loop in the other end of the cord and pull the cover (8) gently through
to compress the knot to the ANCD case.
4-11


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