TM 9-2590-209-14&P
Section II.
OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
dissolve corrosive salts from powder and primer
2-4. General Preventive maintenance is the systematic
care, inspection, and servicing of equipment to maintain
it in a serviceable condition, prevent breakdown, and
(5) Do not use any coarser material than
insure maximum operational readiness. Your role in the
crocus cloth to remove rust from metal parts. Be careful
performance of preventive maintenance services is:
not to change dimensions of parts when using crocus
cloth for cleaning. Coat unprotected metal surfaces with
a. Before you operate. Always keep in mind the
oil (.MIIL-L-3150) after cleaning.
CAUTIONS and WARNINGS. Perform your before (B)
PMCS.
(6) When authorized to install new parts,
remove
materials
(rust-preventive
b. While you operate. Always keep in mind the
compound, grease).
CAUTIONS and WARNINGS. Perform your during (D)
PMCS.
(7) Nameplate, caution plates, and instruction
plates made of steel may rust very rapidly. When they
c. After you operate.
Be sure to perform your
are found to be in rusty condition, thoroughly clean and
after (A) PMCS.
coal with preservative oil (MIL-L-3150).
d. If your equipment fails to operate. Troubleshoot
(8) The following cleaning and operation
with proper equipment. Report any deficiencies using
precautions shall be observed to prevent injury to
the proper forms. See TM 38-750.
personnel and damage to equipment:
2-5. General Procedures.
a. General.
The general procedures in this
Always wear rubber gloves to protect
paragraph apply to preventive maintenance checks and
hands from the skin drying effect of
services.
strong cleaning solvents.
b. Procedures.
Drycleaning solvent is flammable and
(1) Inspect to see if items are in good
should not be used near an open flame.
condition, correctly assembled or stowed, secure, not
Fire extinguishers should be provided
excessively worn, not leaking, and are properly
nearby when solvent is used.
Use
lubricated.
solvents only in well-ventilated areas.
(2) Perform work according to instructions
CAUTION
contained in this manual. If instructions are not in this
manual, notify organizational maintenance personnel.
Do not use drycleaning solvent on
rubber parts.
(3) When bulldozer is not in use, exercise all
mechanisms at frequent intervals.
CAUTION
(4) Use drycleaning solvent (PD-680) to clean
The use of diesel fuel oil, gasoline,
grease or oil from all metal parts except those exposed
benzene (benzol), or mineral spirits paint
to powder fouling during firing. This solvent will not
thinner for cleaning is prohibited.
readily
2-8 Change
