TM 55-1930-208-10
SECTION II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
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General .............................................................. 2-5
Operator/Crew PMCS Procedures .................... 2-6
2-5. GENERAL.
a. To ensure that the vessel is ready for operation at all times, it must be inspected systematically so defects may
be discovered and corrected before they result in serious damage or failure. The necessary preventive maintenance
checks and services (PMCS) that are to be performed by operator/crew personnel are listed and described in table 2-1.
b. Before You Operate. Always keep in mind the CAUTIONS and WARNINGS. Perform your Before (B) PMCS.
c. While You Operate. Always keep in mind the CAUTIONS and WARNINGS. Perform your During (D) PMCS.
d. After You Operate. Be sure to perform your After (A) PMCS.
e. If your equipment fails to operate, troubleshoot with proper equipment. Report any deficiencies using the proper
forms. (See DA PAM 738-750.)
2-6. OPERATOR/CREW PMCS PROCEDURES.
a. General. To extend the service life and obtain maximum performance of the vessel, the operator/crew must
adhere to the schedule and instructions in table 2-4.
b. Item Number Column. Item numbers in this column indicate the order in which PMCS should be performed.
These numbers shall also be used as the item numbers for the TM NUMBER column on DA Form 2404, Equipment
Inspection and Maintenance Worksheet, in recording results of PMCS.
c. Interval Column. Items to be inspected are indicated by a dot in the appropriate interval column. If items are to
be inspected in two or more intervals, they will be indicated by a dot in the appropriate interval columns, i.e. before,
during, or after operation.
d. Procedures Column. The procedures column of your PMCS table tells you how to do the required checks and
services. Carefully follow these instructions.
e. Equipment is Not Ready/Available If: Column. This column contains the criteria that will cause the equipment to
be classified as not ready/available because of inability to perform its primary mission. An entry in this column:
(1) Identifies conditions that make the equipment not ready/available for readiness reporting purposes.
2-5
