Keep it clean:
Dirt, grease, oil and debris only get in the way
and may cover up a serious problem.
Clean as you work and as needed.
cleaning solvent (P-D-680) to clean metal surfaces.
Use soap and water when
you clean rubber or plastic material.
Bolts, nuts and screws:
Check that they are not loose, missing,
bent or broken.
You can't try them all with a tool, of course, but look for
chipped paint, bare metal or rust around bolt heads.
Tighten any bolt, nut,
or screw that you find loose.
Look for loose or chipped paint, rust or gaps where parts
are welded together.
If you find a bad weld, report it to intermediate direct
Electric wires and connectors:
Look for cracked or broken insulation,
bare wires and loose or broken connectors.
Tighten loose connections and make
sure the wires are in good condition.
Hoses and fluid lines:
Look for wear, damage and leaks.
clamps and fittings are tight.
Wet spots show leaks, but a stain around a
fitting or connector can also mean a leak.
If leakage comes from a loose
fitting or connector, tighten the fitting or connector.
If something is broken
or worn out, either correct it or report it to intermediate direct support (refer
to the maintenance allocation chart).
It is necessary for you to know how fluid leaks affect the status of your
The following are definitions of the types/classes of leakage you
need to knew to be able to determine the status of your equipment.
be familiar with them and REMEMBER when in doubt, notify your supervisor.
LEAKAGE DEFINITIONS FOR UNIT PMCS
Seepage of fluid (as indicated by wetness or discoloration)
not great enough to form drops.
Leakage of fluid great enough to form drops, but not enough
to cause drops to drip from the item being checked/inspected.
Leakage of fluid great enough to form drops that fall from
the item being checked/inspected.