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 TM 5-2010-205-14
(4) Electric wires and connections: Look for cracked or broken insulation, bare wires and loose or broken
connectors. Tighten loose connectors and make sure the wires are in good shape.
(5) Hoses and fluid lines: Look for wear, damage, and leaks, and make sure clamps and fittings are tight.
Wet spots show leaks, of course, but a stain around a fitting or connector can mean a leak. If a leak comes
from a loose fitting or connector, tighten it. If something is broken or worn out, report it to Direct Support
Maintenance.
f. It is necessary for you to know how fluid leakage affects the status of the propelling unit. The following are
definitions of the types/classes of leakage you need to know to be able to determine the status of the propelling unit.
Learn; then be familiar with them and REMEMBER - WHEN IN DOUBT, NOTIFY YOUR SUPERVISOR.
Leakage Definitions for Unit PMCS
CLASS I.
Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops.
CLASS II.
Leakage of fluid great enough to form drops, but not enough to cause dripping from the item being
checked or inspected.
CLASS III.
Leakage of fluid great enough to form drops that fall from the item being checked or inspected.
4-4
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