TM 9-2330-398-10
2-11.
INITIAL ADJUSTMENTS, CHECKS AND SELF-TEST (continued).
NOTE
Pressure, vacuum, and fusible vents are installed to meet code requirements and to protect the
semitrailer from damage. A plugged or inoperative vent can cause extensive shell damage if
design pressure o0 vacuum is exceeded. The fusible vents are designed to operate at high
temperatures if these vents are coated with paint, dirt, or other foreign material, the temperature
when relief vent opens may be greatly increased.
(5) Plugged, inoperative, or removed vents
b.
The before-operation services specified in Title 2-1, Operator/Crew Preventive Maintenance Checks and Services,
must be performed before using the semitrailer
c.
You must follow approved practices and precautions. A detailed study of Section IV, Operation Under Unusual
Conditions, is essential for use of the M96C3A2 semitrailer under unusual conditions.
2-12.
COUPLING SEMITRAILER TO PRIME MOVER.
WARNING
All personnel must stand clear of prime mover and semitrailer during coupling operation. Failure
to follow this warning may result in serious injury or death to personnel.
CAUTION
Do not ram prime mover into semitrailer upper coupling (kingpin) plate. Failure to follow this
caution may damage equipment.
1.
With the aid of an assistant, hack prime mover
slowly to front of semitrailer. Maneuver prime
mover so kingpin (4) on semitrailer is in line with
fifth wheel jaws on prime mover
2.
Stop prime mover before upper coupler (kingpin)
plate (5) of semitrailer starts to ride con fifth
wheel of prime mover.
3.
Make sure kingpin (4) and fifth wheel are
properly aligned. Landing gear legs (3) may
need to be raised or lowered to align the level of
upper coupler (kingpin) plate (5) and fifth wheel.
4.
Back prime mover under upper coupler (kingpin)
plate (5) until kingpin (4) and fifth wheel hook
automatically. Make sure kingpin (4) and fifth
wheel are engaged and locked Engage prime
mover parking brake.
5.
service air coupling (6) and semitrailer
emergency air coupling (2). Connect prime
mover air line marked SERVICE to service air
coupling (6), and connect air line marked
EMERGENCY to emergency air coupling (2)
2-29