Section IV. UNIT PREVENTIVE MAINTENANCE
CHECKS AND SERVICES (PMCS)
General. Your Preventive Maintenance Checks and Services Table lists the inspections and care your
equipment requires to keep it in good operating condition.
(1) Quarterly Checks - Always observe the WARNINGS and CAUTIONS while performing your quarterly PMCS.
Observe these WARNINGS and CAUTIONS to prevent serious injury to yourself and others or prevent your
equipment from being damaged.
(2) If Your Equipment Fails To Operate - If your equipment does not perform as required, refer to
Troubleshooting for possible problems. Report any malfunctions or failures on the proper DA Form 2404
Equipment Inspection and Maintenance Worksheet, or refer to DA PAM 738-750, The Army Maintenance
Management System (TAMMS).
PMCS Columnar Entries. See Table 2-1.
(1) Item number column. Numbers in this column are for reference. When completing DA Form 2404
(Equipment Inspection and Maintenance Worksheet), include the item number for the check/service
indicating a fault. Item numbers also appear in the order that you must do checks and services for the
(2) Interval column. This column tells you when you must do the procedure in the procedure column.
(3) Location, item to check/service column. This column provides the location and the item to be checked or
(4) Procedure column. This column gives the procedure you must do to check or service the item listed in the
item to Check/Service column to know if the equipment is ready or available for its intended mission or for
operation. You must do the procedure at the time stated in the interval column.
(5) Not fully mission capable if: column. Information in this column tells you what faults will keep your
equipment from being capable of performing its primary mission. If you make check and service procedures
that show faults listed in this column, do not operate the equipment. Follow standard operating procedures
for maintaining the equipment or reporting equipment failure.
Leakage definitions for Unit PMCS shall be classified as follows:
Equipment operation is allowable with minor
leakage (Class I or II). Of course, you must consider
the fluid capacity in the item/system being
checked/inspected. When operating with Class I or
II leaks, continue to check fluid levels as required in
your PMCS. When in doubt, notify your supervisor.