TM-5-5420-203-14
BRIDGE, ARMORED VEHICLE LAUNCHED, SCISSORING TYPE CLASS 60 & CLASS 70 ALUMINUM, 60 FOOT SPAN; FOR M48A5 AND M60 LAUNCHER
TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE
JUNE 1991
TM-5-5420-203-14 - Page 50 of 298
TM 5-5420-203-14
Item
No.
29***
**
30
31
32
33
Table 2-2. Preventive Maintenance Checks and Services (PMCS) -
CONT
Interval
(B, D, A,
W, M)
DURING
DURING
DURING
DURING
DURING
Location
Item to
Check/Service
With bridge
positioned over
the gap, look
for any unusual
dissemetry, i.e.
sagging or
leaning
Deck plating/
curbing
Attaching
hardware (nuts
and bolts)
Mating the
launcher’s
tongue pintles
to the launch-
ing diaphragm
and mating of
the launcher’s
cross pin into
the sockets
Bridge
launching/
retrieval
Procedure
Check for cracked or broken parts in the
vicinity of the sag or lean. (Be careful
not to get under the bridge in case it
falls. Use props or
crane/forklift/wrecker, if possible, to
support the bridge.)
Check for wear and tear, warping or
bending of these items. Note and
replace or repair as necessary.
Check for missing or loose items.
Replace or tighten as necessary.
Check to ensure smooth fitting of the
pintles into the holes on the diaphragm,
and the cross pins into the cross pin
sockets on the inboard ramp ends of the
bridge.
Check to ensure that the bridge
functions smoothly and that it fully lays
out and retracts without any binding at
the hinges or connector areas.
Not Mission
Capable if:
Any cracked or
broken primary
structural members
or areas. (If cracks
in secondary
structural members,
monitor for
propagation. Only
deadline bridge if
following
conditions apply:
see note *** at end
of this table.)
2-8.2 Change 2
Back to Top
