Dry cleaning solvent, P-D-680, is toxic and
flammable. Always wear protective goggles
and gloves, and use only in a well-ventilated
area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO NOT
use near open flame or excessive heat. The
solvents flash point
(38 °C-590C). if you become dizzy while using
cleaning solvent, Immediately get fresh air and
medical help. if solvent contacts eyes, immedi-
ately wash your eyes and get medical aid.
Keep equipment clean. Dirt, oil, and debris may
cover up a serious problem. Clean as you work and
as needed. Use dry cleaning solvent (Item 16, Ap-
pendix E) on ail metal surfaces. Use dishwashing
compound (Item 7, Appendix E) and water on rubber,
plastic, and painted surfaces.
While performing specific PMCS procedures, in-
spect the following components:
Bolts, Nuts, and Screws. Ensure that they are
not loose, missing, bent, or broken. Report
loose or missing bolts, nuts, and screws to Unit
Welds. Inspect for gaps where parts are
welded together. Check for loose or chipped
paint, rust, and cracks. Report bad welds to
Electrical Conduit, Wires, and Connectors.
Inspect for cracked or broken conduit insula-
tion, bare wires, and loose or broken connec-
tors. Report loose connections and faulty
wiring to Unit Maintenance.
Hoses, Lines, and Fittings. inspect for wear,
damage, and leaks. Ensure that clamps and fit-
tings are tight. Report any damage, leaks, or
loose fittings and clamps to Unit Maintenance.
3-5. SPECIFIC PMCS PROCEDURES.
Operator/Crew PMCS are provided in Table 3-1.
Always perform PMCS in the order listed. Once it be-
comes a habit, anything that is not right can be
spotted in a minute.
Before performing PMCS, read all the checks re-
quired for the applicable interval and prepare all the
tools needed. Have several clean rags (Item 15, Ap-
pendix E) handy. Perform ALL inspections at the
If anything wrong is discovered through PMCS, per-
form the appropriate troubleshooting tasks in Chap-
ter 4, Section I. if any component or system is not
serviceable, or if a given service does not correct the
problem, notify your supervisor.
The columns in Table 3-1 are defined as follows:
Item No. Provides a iogical sequence for
PMCS to be performed and is used as a source
of item numbers for the TM ITEM NO. column
when recording PMCS results on DA Form
Interval. Specifies the intetval at which PMCS
is to be performed.
Item To Be inspected. Lists the system and
common name of items that are to be in-
spected. Included in this column are specific
servicing, inspection, replacement, or adjust-
ment procedures to be followed.
terms ready/available and mission-
capable refer to the same status: Equipment
is on hand and is able to perform its combat
mission (see AR 700-138).
(4) Equipment is Not Ready/Avallabie if. Ex-
plains when and why the tamper cannot be