1-10. LEAKAGE CLASSIFICATION AND DEFINITION
It is necessary for you to know how fluid leakage affects the status of the Roller. The following are types/ classes of leakage an
operator needs to know to be able to determine the status of the Roller. Learn these leakage definitions and remember-when in doubt,
notify your supervisor.
· Equipment operation is allowable with minor leakages (Class I or II) except for fuel
leakage. Consideration must be given to fluid capacity in the item/system being
checked/inspected. When in doubt, notify your supervisor.
· When operating with Class I or II leaks, continue to check fluid levels as required in your
· Any fuel or class III leaks should be reported immediately to your supervisor.
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 drops to drip from item being
CLASS III - Leakage of fluid great enough to form drops that fall from item being checked/inspected.
1-11. PMCS COLUMN ENTRY EXPLANATION
Item No. Column. The checks and services are numbered in interval order. Use the numbers in the "TM ITEM NO." column
of DA Form 2404 when recording faults that you don't immediately fix.
Interval Column. This column indicates when the lubrication, check, or service should be performed. The following
lubrication interval symbols are used.
Q - quarterly
A - annually
H - hours (operated)
S - semiannually
B - biennially
Location, Item to be Checked or Serviced Column. The underlined items listed in this column are divided into groups
indicating the portion of the equipment of which they are a part, i.e. brakes, fuel, and engine. Under these groupings a few common
words are used to identify the specific item being checked.
Procedures Column. This column contains procedures required to perform the checks and services.
Not Fully Mission Capable If: Column. This column contains the criteria that causes the equipment to be classified as NOT
FULLY MISSION CAPABLE because of inability to perform its primary mission. An entry in this column will:
Identify conditions that make the equipment not ready/available for readiness reporting purposes.
Deny use of the equipment until corrective maintenance has been performed.