Balloon Armorer (639) Enlisted Personnel

Installs, maintains, inspects, and repairs all lethal devices and accessory equipment used in a coast artillery barrage balloon organization.
Disassembles and assembles bomb units, shock absorber units, cable cutter units, stablilizing units, inertia links, and other assemblies or rigging. Inspects to locate mechanical maladjustment. Cleans, lubricates, and removes moisture or rust. Repairs or replaces defective parts such as firing pins, plugs, sheer wire, weight springs, shutters, arming pins, swivels, cutters, and shackles.
Uses wrenches, pliers, screw drivers, soldering iron, hand press, and combination tool used with cable cutter to adjust parts.