C3, TM 9-2320-211-20
Section Ill. LUBRICATION INSTRUCTIONS
material from contaminating the lubricants. Drain
lubricants into suitable containers.
instructions to supplement lubrication order LO 9-
2320-211-12.
b. Cleaning. Keep lubrication points clean. Clean
up spills immediately,
c. Points of Lubrication. Service the points of
lubrication at the required intervals. Refer to the
and store in a cool, dry place. Prevent foreign
lubrication order LO 9-2320-211-12.
Section IV. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
(3) An item is UNSERVICEABLE if it is worn
beyond repair and is likely to fail before the next
covered by this manual is to inspect them on a regular
scheduled inspection.
basis so minor faults can be discovered and corrected
before they result in serious damage, failure, or injury.
(4) An item is WORN if there is too much play
This section contains systematic instructions for
inspection, adjustment, and correction of vehicle
between joining parts or marking data, warning, and
components to avoid costly repairs or major
caution plates are not readable.
breakdowns. This is preventive maintenance checks
and services (PMCS).
(5) An item LEAKS if:
(a) There is fluid seepage as indicated by wetness,
discoloration, or smell; or
by operator/crew will perform the checks and services
contained in table 2-2 at the following intervals:
(b) There is air seepage as indicated by a hissing
sound or the formation of bubbles exist after water
a. Semiannually (S). Every 6 months or 6,000 miles
has been applied directly over the area in question.
(9,656 km.), whichever comes first.
(6) If an item meets the requirements specified by
b. Annua//v (A). Every 12 months or 12,000 miles
the lubrication order. LO 9-2320-211-12, then it is
(19,311 km.), whichever comes first.
ADEQUATELY LUBRICATED.
c. Biennially (B). Every 24 months or 24,000 miles
b. Where the instruction "tighten" appears in a
(38,622 km.), whichever comes first.
procedure, you must tighten with a wrench to the
given torque value even when the item appears to be
will be reported on DA 2404 (TM 38-750), Equipment
secure.
Inspection and Maintenance Worksheet, immediately
after the PMCS and before taking corrective action.
They will also be reported in the equipment log.
WARNING
Procedures.
Dry cleaning solvent used to clean parts can
be harmful to personnel and property. Do not
a. While performing specific PMCS procedures
use near open flame or excessive heat. Flash
make sure items are correctly assembled, secure, not
point of solvent is 132 F (59C).
unserviceable, not worn, not leaking, and adequately
lubricated as' defined below:
c. Where the instruction "clean" appears in a
(1) An item is CORRECTLY ASSEMBLED
procedure, you must use dry cleaning solvent (SD-2),
when it is in proper position and all parts are present.
specification P-D 680 to clean grease or oil from
metal parts. After the item is cleaned, rinsed, and
(2) When wires, nuts, washers, hoses, or
dried, apply a light grade of oil to unprotected
attaching hardware to an item cannot be moved by
surfaces to prevent rusting. On rubber and plastic
hand, wrench, or pry-bar, it is SECURE.
materials use soap and water.
