TM 9-2320-366-10-1
Table 2-4. Preventive Maintenance Checks and Services (M1088)
Location
Item
No.
Interval
Item to
Check/
Service
Crewmember
Procedure
Not Fully
Mission Capable
If:
1
Before
Fifth Wheel
without
Semitrailer
Coupled
a. Check coupler jaws,
primary lock release
handle, secondary lock
release handle, linkage,
and locking plunger for
damage and proper
operation.
a. Coupler jaws
are broken or
primary and/
or secondary
lock release
handles will
not operate
properly.
b. Check that coupler jaws
lock open:
b. Coupler jaws
fail to lock
open.
(1) Pull out secondary
lock release handle
and hook in position.
(2) Pull out primary lock
release handle.
2-147
