Description of Tool Usage:

The A27093-27 equipment is used during installation of the flap position transmitter and transmitter gearbox. Tool is also used for fault isolation during trailing edge flap symmetry problems. The A27093-27 consists of a -34 test box and a -28 cableassembly. The -34 test box and -28 cable assembly are used to test transmitters 1, 4, 5 and 8. The A27093-27 is used on 767 airplanes with a FSEU part number 285T0049-32 through -53. After 767 airplane line number 798, all 767’s (built with FSEU 285T0049-63) incorporate a built-in flap skew detection circuitry and do not require the A27093 test equipment. Tool comes in a storage box.