TM 5-4220-233-14
Table 2-1. Operator Preventive Maintenance Checks and Services
Item
Item
Not Mission
No.
Interval
to Check/Service
Procedure
Capable if:
7
Before
Towing and
b. Check the condition of the safety chains.
Safety chains are
Leveling
missing or broken.
Equipment
NOTE
This procedure requires that the trailer connections are
attached to the towing vehicle prior to the check
Paragraph 2- describes coupling procedures.
c. Safety chains are connected to the towing vehicle.
Safety chains are not
connected to the
towing vehicle.
Before
d. Ensure swivel jacks operate through full range of
Jacks do not operate
After
motion.
through full range
Before
e. Ensure swivel jacks are rotated to the UP position and
After
the quick-release pin is installed.
Before
f. Ensure that the sandshoe is tight against
After
chassis.
8
Before
Accessories
a. Ensure chocks are properly secured and chains are
Chocks are missing.
After
wrapped tight around chock holders
2-10
