CONNECTIONS ‘TERMINAL, DRUM ASSEMBLY TURNBUCKLES RIVETING CLEATS 169170 NOTES Like STATES and DAMAGE (see Module S and C), the past participle often expresses connections between components. It follows the verb to The fire detection system is connected 10 the Master Warning Controller. The cabin seats are attached to floor rails. The flight crew is/are linked to the ground by VHF. ‘The engine is mounted on a pylon. The landing gear control unit is interfaced with several systems. Together indicates a reciprocal connection, e.g. ‘The two parts of the seat belt are fastened together. There isithere are can also introduce a substantive or name to express the type of connection. Between and and often indicate the connection, e.g. There is a connection between the Fire Detection System and the Master Warning Controller. There is a VHF link between the flight crew and the ground. There is an interface between the landing gear control unit and several sys- tems. There is 3 mm. play between the door and fuselage. GENERAL CONNECTIONS CONNECTED TO (electrical or mechanical connections) ‘The Utility Bus is connected to the Essential Bus. The hand mikes are connected to the side consoles. INTERCONNECTED (connected together and acting on each other) The Capt_and F/O control columns are intercon- nected.INTERSECT (cross, meet) Runways 35 and 27 intersect The two curves intersect at the critical point. LINKED (physical or radio connection) ‘The gear leg and shock absorber are linked by scissors. The aircraft are linked to their base by the Company frequency. RELATED TO (abstract connection, cause, effect, etc.) ‘The power setting is re/ated ro the take-off weight, the Uutside Air Temperature and the altitude of the field Connector conrAcTs 2 ELECTRICAL CONNECTIONS INTERFACE (verb or noun) (contact; the point where two systems, computers, etc. are connected) The DFDR interfaces the FDIU. There is an interface between the DDR and the FDIU. ON LINE (connected to a power supply or a data network [computer etc.]) ‘The engine generator must come on line to supply the aircraft network. The terminal is on line and the transactions are performed in real time TIED (attached bars are connected) ‘The BUS TIE push-button enables the main buses to be tied. ‘a rope, cable, etc.; when two parallel bus- ApAPTER WIRED (connected with wires or cables) The Wiring Diagram shows how the circuits are wired. The switch guards are wired to the instrument panel. 1713 > MECHANICAL CONNECTIONS ATTACHED ([general term] connected, moun- ted, installed) The overhead racks are attached to the ceiling. CLEARANCE (the distance between a moving object and 00000000000 (ooo anuther = fixed = object) = Ground clearance is the distance between the bottom of the engine and the ground. Fan Blade clearance is the distance between the tip of the fan 4 G blades and the casing. FASTENED (attached, secured, maintained in position [usually unfastened easity]) The seat belts are fastened during take-off and landing. FITTED (precisely installed, mounted [permanent installation]) The cross beams are fitted to the frames. FIXED (attached) ‘The Map Light is fixed to the flight deck wall on a bracket. HANG, HUNG (suspend, suspended) For installation, the engine is hung from a hoist. HINGED (articulated on free-rotating [o connection) [so The Rudder is hinged on the Vertical Stabilizer. 172HOOKED (maintained in position by a hook or latch) S&S ‘The gear doors are hooked by an uplock box. INSTALLED ([most general word of connection] mounted on, fitted to) ‘The APU is installed in the tail cone. MATED (joined together, two matched sur- faces connected) The wings are mated on the wing center box. MOUNTED (installed + on, under, above, below, over, etc.) ‘The radionavigation antennas are mounted on the fuselage centerline. PLAY (distance of free movement [see also clearance]) The PLAY in the mechanism must not exceed 3 mm. SPLICED (joined by mixing or superimposing cables, structure, etc.) The cables were spliced to increase their length. 173CONNECTIONS EXERCISES Find the other words from these definitions. The number of letters is in brackets. ] Complete this crossword of “connection” words. Two words are there already. |_| aang cldt ated ANNCEINGI KW WUQGQWN f SACRE RT KWVNNVNVVEN NE LISIAIRIA IN| CIE! AN YVVWVYo NNW IN NWN PLN bd WY NWV_N_1 NWN NIN WV KWWVWV_] eto cee NV Si Sen NY dt RRUWWWWWWVW VV VV Distance a part can move. (4) Connected together and acting on each other. (14) Suspended. (4) To install permanently and with precision. (3) When two wires are connected. ( To cross. (9) Abstract connection, e.g. influence, cause and effect, etc. (7) Two surfaces joined. (5) Connected by radio. (6) 10. Distance between a moving object and another. (9) 11. Articulated. (6) 12. Maintained in position but can be quickly unlocked. (8) 13, When two busbars are connected. (4) 14. Connection between two units. (9) 15. Installed on. (7) SeENeveeyeNNECTIONS Different connections are illustrated below. Identify them without looking at the notes in this Module. Example | has been done for you. 4, Suspended or H-—G | cocsccscoeeg gees E ers 10. Flight Controls .F----D 12, Cables $ -—--- D Sy —o—-o— if © 13. Bus-bars T--D 14.H---_D 15. Generator O— L 175