Aviation Boatswain's Mate (AB) The  AB  rating  is  made  up  of  the  three  service ratings, E-4 through E-7 paygrades. These ratings are the ABE, ABF, and the ABH ratings. AVIATION BOATSWAIN'S MATE, LAUNCHING   AND   RECOVERY   EQUIPMENT (ABE).—A description of the ABE rating includes the following: !    Operate,  maintain,  and  perform  organization maintenance on hydraulic and steam catapults, barricades, arresting gear, arresting gear engines, and associated equipment ashore and afloat. !    Operate   catapult   launch   and   retract   panels, consoles,  firing  panels,  water  brakes,  chrono- graphs, blast deflectors, and cooling panels. !    Rig, inspect, proof-load cables and fittings, and pour wire rope sockets. !    Perform aircraft-handling duties related to the operation  of  aircraft  launching  and  recovery equipment. AVIATION    BOATSWAIN'S    MATE,    FUELS (ABF).—A description of the ABF rating includes the following: !    Operate, maintain, and perform organizational maintenance on aviation fueling and lubricating     oil     systems     in     CVs     (aircraft carriers), LPHs (amphibious assault ships), and LPDs (amphibious transport docks), including aviation fuel and lubricating oil service stations and pump rooms, piping, valves, pumps, tanks, and   portable   equipment   related   to   the   fuel system. !    Operate, maintain, and repair valves and piping of  purging  and  protective  systems  within  the air department spaces aboard ship. !    Supervise  the  operation  and  servicing  of  fuel farms, and equipment associated with the fuel- ing and defueling of aircraft ashore and afloat. !    Operate    and    service    motorized    fueling equipment. !    Maintain fuel quality surveillance and control in aviation fuel systems ashore and afloat. !    Train, direct, and supervise fire-fighting crews, fire rescue teams, and damage control parties in assigned fuel and lubricating oil spaces. !    Observe    and    enforce    fuel-handling    safety precautions. AVIATION BOATSWAIN'S MATE, AIR- CRAFT HANDLING (ABH).—A description of the ABH rating includes the following: !    Direct  the  movement  and  spotting  of  aircraft ashore and float. !    Operate, maintain, and perform organizational maintenance   on   ground-handling   equipment used for moving and hoisting of aircraft ashore and afloat. !    Supervise    the    securing    of    aircraft    and equipment. !    Perform    crash    rescue,    fire    fighting,    crash removal, and damage control duties. !    Perform  duties  in  connection  with  launching and recovery of aircraft. Aviation Electrician's Mate (AE) A    description    of    the    AE    rating    includes    the following: !    Maintain   electrical   and   instrument   systems, including  power  generation,  conversion,  and distribution systems, aircraft batteries, interior and exterior lighting. !    Maintain electrical control systems of aircraft, including hydraulic, landing gear, flight control,     utility,     power     plant     and     related systems. !    Maintain instrument electrical systems, such as aircraft engine, flight, and noninstrument-type indicating   and   warning   systems   to   include automatic     flight     control     and     stabilization systems,   aircraft   compass   systems,   attitude reference    systems,    and    inertial    navigation systems. Aviation Electronic Technician, AT(I) and AT(O) A   description   of   both   AT   ratings   include   the following: !    AT(I)  performs  intermediate-level  preventive and corrective maintenance on aviation electronic components supported by conventional   and   automatic   test   equipment, including repair of weapons replaceable 1-9