AVIATION UNIT MAINTENANCE (AVUM) MAINTENANCE
REPAIR PARTS, SPECIAL TOOLS, TMDE AND SUPPORT
SERVICE UPON RECEIPT
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
PREPARATION FOR STORAGE OR SHIPMENT
This chapter contains maintenance procedures that are the responsibility of the aviation unit maintenance technician as
authorized by the Maintenance Allocation Chart (MAC) and Source Maintenance and Recoverability (SMR) coded items
in the Repair Parts and Special Tools List (RPSTL). The maintenance procedures in this chapter are prepared in the
form of summary and detailed procedures.
3-2. MAINTENANCE OPERATIONS
These instructions provide the proper technique and detailed procedures required to perform the maintenance
operations. Each maintenance operation provides step-by-step instructions in the order in which the work is most
logically accomplished. Any unusual or critical steps are covered in detail.