Table 2. Unit Preventive Maintenance Checks and Services for Interior Bay (Contd).
Cable guide (1)
Inspect for structural damage, cracked
welds, or missing guide.
Cracked welds noted
or damage prevents
skin surface (3)
a. Inspect surface area for punctures,
holes, tears, seam ruptures, cracks, and
b. Inspect seams for cracked or broken
a. Damage which
up to a hole
.26 in. (.66 cm) in
diameter (the size
of a typical pen or
b. Cracked or
a. Inspect jackscrew threads for cracks,
burrs, nicks, and deformation.
b. Inspect trunnions and pin for cracks.
c. Inspect bumpers and support brackets
for cracks, broken welds, and deformation.
a. Jackscrew will
not extend or
b. Cracks or broken
c. Cracks, broken