field maintenance squadron (FMS)
батальйон польового технічного обслуговування (ТО)
батальйон польового технічного обслуговування (ТО)
troop-carrier squadron / troop carrier squadron
electronic maintenance squadron
field officer (field-grade officer / senior officer)
air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen
contingency maintenance / special maintenance
maintenance checks / routine maintenance, scheduled tasks
maintenance idling (periodic running of engine for maintenance purposes)