TM 55-1930-203-10
Section II. PREVENTITIVE MAINTENANCE CHECKS
AND SERVICES (PCMS)
3-3. General.
To insure that the LARC LX is ready for operation at all times, it must be inspected systematically so that defects may be discovered
and corrected before they result in serious damage or failure. The necessary PMCS to be performed are listed and described in
paragraph 3-4. Defects discovered during operation of the unit will be noted for future correction, to be made as soon as operation
has ceased. Stop operation immediately if a deficiency is noticed which would damage the equipment if operation were continued.
a. Before you Operate. Always keep in mind the CAUTIONS and WARNINGS. Perform your BEFORE PMCS.
b. While you operate. Always keep in mind the CAUTIONS and WARNINGS. Perform your DURING PMCS.
c. After you operate. Be sure to perform your AFTER PMCS.
NOTE
When a check and service procedure is required for both weekly and before intervals, it is not
necessary to perform the weekly procedure during the same week in which the before
procedure was done.
d. Perform weekly PMCS once weekly.
NOTE
When a check and service procedure is required for both monthly and before intervals, it is
not necessary to perform the monthly procedure during the same week in which the before
procedure was done.
e. Perform monthly PMCS once monthly.
f. Use DA Form 2404 (Equipment Inspection and Maintenance Worksheet) to record any faults that you discover before, during, or
after operation, unless you can fix them, you DO NOT need to record faults that you fix.
3-4. PMCS Procedures.
a. Your Preventive Maintenance Checks and Services. Table 3-1, lists inspections and care required to keep your equipment in
good operating condition. The check and service procedures are grouped according to their intervals, which are before, during, after,
weekly, monthly.
b. The item No. column of Table 3-1, contains the number assigned to each check or service procedure of the PMCS.
c. The INTERVAL column of Table 3-1 tells you when to do a certain check or service.
d. LOCATION, ITEM TO CHECK/SERVICE column of Table 3-1 provides the location of the item within the equipment and name
of the item to be checked or serviced.
e. The PROCEDURE column of Table 3-1 tells you how to do required checks and services. Carefully follow these instructions.
NOTE
Terms ready/available and mission capable refer to same status: Equipment is on hand and
ready to perform its combat missions. (See DA Pam 738-750)
f. The NOT FULLY MISSION CAPABLE IF column in Table 3-1 tells you when your equipment is nonmission capable and why it
cannot be used.
g. If the equipment does not perform as required, refer to Chapter 3, Section III, Troubleshooting.
3-4.1 Leakage Definitions For Operator PMCS.
It is necessary for you to know how fluid leakage affects the status of the equipment. Following are types/classes of leakage an
operator needs to know to be able to determine the status of the equipment. Learn these leakage definitions and remember - when in
doubt, notify your supervisor.
Change 7
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