TM 9-6115-660-13&PSection IV. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)4-8INTRODUCTION TO UNIT PMCS TABLE.Table 4-1 (PMCS) table) has been provided so you can keep your equipment in good operating condition and ready for itsprimary mission.4-8.1WarningsandCautions.Always observe the WARNINGS and CAUTIONS appearing in your PMCS table.WARNINGS and cautions appear before applicable procedures. You must observe these WARNINGS and CAUTIONS toprevent serious injury to yourself and others or prevent your equipment from being damaged.4-8.2ExplanationofTableEntries.4-8.2.1ItemNo.Column.Numbers in this column are for reference. When completing DA Form 2404 (EquipmentInspection and Maintenance Worksheet), include the item number for the check/service indicating a fault. Item numbersalso appear in the order that you must do checks and services for the intervals listed.4-8.2.2IntervalColumn. This column tells you when you must do the procedure in the procedure column. Performprocedures such as "Monthly" or "Quarterly" at the listed calendar interval. Perform procedures designated by number ofhours when the equipment has been operated for that many hours.4-8.2.3ItemtobeCheckedorServicedColumn. This column lists the item to be checked or serviced.4-8.2.4ProcedureColumn.This column gives the procedures for checking or servicing the item listed in the item tobe checked or serviced column. You must perform the procedure to know if the power plant/power unit is ready oravailable for its intended mission or operation. You must do the procedure at the time stated in the interval column.4-8.2.5NotFullyMissionCapableif:Column.Information in this column tells you what faults will keep the powerplant/power unit from being capable of performing its primary mission. If checks or services show faults listed in thiscolumn, do not return the power plant/power unit to service until the faults have been corrected.4-8.3OtherTableEntries.Be sure to observe all special information and notes that appear in the table.4-8.4SpecialInstructions.a.Trailer, generator, and engine PMCS must be done along with the Power Unit/Power Plant PMCS. Refer to TM 9-2330-213-14&P for AN/MJQ-37 and AN/MJQ-38 trailer PMCS, TM 9-2330-202-14&P for PU-798 and PU-799trailer PMCS, and TM 9-2330-392-14&P for PU-798A and PU-799A trailer PMCS. Refer to TM 9-6115-642-24 forgenerator PMCS and TM 9-2815-253-24 for engine PMCS.b.Preventive maintenance is not limited to performing the checks and services listed in the PMCS table. Coveringunused receptacles, stowing unused accessories, and other routine procedures such as equipment inventory,cleaning components, and touch-up painting are not listed in the table. These are things you should do any timeyou see that they need to be done. If a routine check is listed in the PMCS table, it is because experience hasshown that problems may occur with that item. Take along tools and cleaning cloths needed to perform therequired checks and services. Figure 4-4 is a routing diagram that shows the locations of the items to be4-10 Change 2
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