TM 5-5420-203-14
Table 2-2. Preventive Maintenance Checks and Services (PMCS) - CONT
Location
Interval
Not Mission
Item to
Item
(B, D, A,
Capable if:
Procedure
Check/Service
No.
M, W)
Two or more
Check to make sure that all angles are
Cross bracing
15***
BEFORE
angles missing,
the structural type i.e., there is a curved
under the
not of structural
radius of material along the apex of the
treadways of
design, or are
angle. Inspect for any cracks or
center/end
broken due to
separations especially along the vertical
panels (AVLB
cracks forming
members.
60) or bridge
along the apex or
selections
through rivet
(AVLB 70)
holes in the same
cross brace (if
cracks exist in
these members,
the cracks should
be monitored for
propagation), (if
cracks exist and
the panel leans or
sags, stop
operation and
replace the
panel).
Missing, cracked,
Inspect for any cracks, damage, bent or
Launching
16**
BEFORE
or bent (if
missing item.
diaphragm
cracked or bent,
do not launch or
retrieve bridge)
Any class III
Inspect for cracked or split hoses and
Hose assem-
17**
BEFORE
leaks.
blies and quick
any missing hoses or quick-disconnects,
plus attaching hardware. Check to see
disconnects
that quick disconnects function properly
and no "O" rings (seals) are exposed.
Any class III
Inspect for missing, cracked, leaking,
Hydraulic
18***
BEFORE
leaks
piping/fittings/
bent, or damaged items.
connections
Change 2 2-7
