CHAPTER 4
ORGANIZATIONAL MAINTENANCE
Section I. PREVENTIVE MAINTENANCE
WARNING: Compressed air shall not
4-1. Scope of Organizational Maintenance
be used for cleaning purposes
except where reduced to less than 29
a. General. Organizational maintenance is the
psi and then only with effective chip
systematic care, servicing, and inspection of equipment
guarding and personnel protective
to prevent occurrence of trouble, reduce downtime, and
equipment. Do not use compressed
maintain the equipment in serviceable condition.
air
to
dry
parts
when
Preventive maintenance procedures are provided in
TRICHLOROTRIFLUOROETHANE
Troubleshooting procedures are
provided in paragraphs 4-5 and 4-6 for isolation of
has been used. Compressed air is
system troubles, cable troubles, and troubles within the
dangerous and can cause serious
MD-674(P)/G. Defects that cannot be corrected must
bodily harm if protective means or
be reported to a higher category of maintenance
methods are not observed to prevent
personnel.
Records and reports of repairs and
chip or particle (of whatever size)
preventive maintenance must be made in accordance
from being blown into the eyes or
with procedures given in DA Pam 738-750.
unbroken skin of the operator or of
b. Preventive Maintenance Checks and Service
other personnel.
Periods. Preventive maintenance checks and services
are required monthly, under the following conditions:
(2) Dry, compressed air, not to exceed 60 pounds
(1) When the equipment is initially installed.
per square inch, may be used to remove dirt
(2) When the equipment is reinstalled after removal
and dust from in accessible places.
for any reason.
d. Touchup Painting. Remove rust and corrosion
c. Cleaning.
from metal surfaces by lightly sanding them with fine
sandpaper. Brush two thin coats of paint on the bare
WARNING:
Adequate
ventilation
metal to protect it from further corrosion. Refer to the
should be provided while using
applicable cleaning and refinishing practices specified in
TRICHLOROTRIFLUOROETHANE.
TB SIG 364.
Prolonged breathing of vapor should
be avoided. The solvent should not
4-2. Preventive Maintenance Checks and Services
be used near heat or open flame; the
products of decomposition are toxic
The preventive maintenance checks and services charts
and
irritating.
Since
TRICHLOROTRIFLUOROETHANE
checks and services are to maintain Army electronic
dissolves natural oils, prolonged
equipment in a combat serviceable condition; that is, in
contact with skin should be avoided.
good general (physical) condition and in good operating
When necessary, use gloves which
condition. If a defect cannot be remedied by performing
the solvent cannot penetrate. If the
the corrective actions listed, higher category of
solvent is taken internally, consult a
maintenance or repair is required. Records and reports
physician immediately.
of these checks and services must be made in
(1) Use a dry, clean, lint-free cloth or brush to
accordance with the requirements set forth in DA Pam
remove dust and dirt. If necessary, moisten the
738-750.
cloth, or brush with Cleaning Compound
(Federal stock No. 6850-00-984-5853). After
cleaning, wipe dry with a clean cloth.
Change 6
4-1
