Section II. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
2-3. General. The following paragraphs describe general information concerning when to do PMCS and what to do if a
failure is discovered.
Before You Operate. Always keep in mind the CAUTIONS and WARNINGS. Perform your before (B) PMCS prior
to the equipment leaving the laboratory or performing its intended mission.
While You Operate. Always keep in mind the CAUTIONS and WARNINGS. Perform your during (D) PMCS when
the equipment is being used in its intended mission.
After You Operate. Be sure to perform your after (A) PMCS after the equipment has been taken out of its mission
mode or returned to the laboratory.
If Your Equipment Fails to Operate. Troubleshoot with proper equipment. Report any deficiencies using the proper
forms. See DA Pam 738-750.
2-4. PMCS Procedures. The following paragraphs describe your PMCS, Table 2-12.
Purpose of PMCS Table. Your PMCS table lists the inspections and care your equipment requires to keep it in
good operating condition.
Item Number Column. Item numbers are assigned in chronological, ascending sequence regardless of interval
designation. These numbers are used for your "TM number" column on DA form 2404, Equipment Inspection and
Maintenance Worksheet in recording results of PMCS.
Service Interval Column. The "Interval" column of your PMCS table tells you when to do certain checks or
Item to be Inspected Column. This column lists functional groups and their respective assemblies and
subassemblies. The appropriate check or service procedure follows the specific item to be inspected.
Procedures Column. This column of your PMCS table tells you how to do the required checks and services.
Carefully follow these instructions. If you do not have the tools, or if the procedure tells you to, have unit maintenance do
After Prolonged Shutdowns. Perform weekly as well as before operations if you are the assigned operator and
have not operated the item since the last weekly or if you are operating the item for the first time.
Reporting and Correcting Deficiencies. If your equipment does not perform as required, refer to Chapter 3,
Troubleshooting for possible problems. Report any malfunctions or failures on the proper DA Form 2404, or refer to DA