Skill to check all functional and support systems, operate engine(s), determine what systems are malfunctioning; and search repair directives, technical orders, blueprints, schematics and diagrams, specifications, and manuals to determine repairs needed. It must be signed by, or by direction of, the adjutant, personnel officer, or commander of your unit or higher headquarters and must indicate when your terminal leave will begin, your rank, dates of active duty service, the type of discharge and character of service (i.e. honorable).