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Aviation History
1988
1988 - 0082.PDF
106 Fuel feed/crossfeed manifold to engines via valves 107 Pratt & Whitney PW4000 two-spool high- bypass turbofan engine, 56,000lb-thrust at sea level 108 75kva generator (90kva optional off each engine) 109 Engine oil tank 110 Electronic engine control (EEC) box 111 Hinged cowl panels containing support strut 112 Thrust-reverser translating cowl extended exposing fixed cascade panels hydraulically actuated) 113 Acoustically treated engine inlet and case linings 114 Rolls-Royce RB.211 -524CG, three-spool high-bypass turbofan engine, 58,000lb- thrust at sea level, incorporating 24 wide-chord fan blades 115 Integrated exhaust-mixing nozzle 116 General Electric CF6-80C2 two-spool high- bypass two-speed turbofan engine, - 57,900lb-thrust at sea level 117 Accessory gear box 118 Fully steering hydraulically actuated forward retracting nose undercarriage (retracts into unpressurised nosewheel bay) 119 Keel centre box carrythrough structure 120 Built-up, un-notched fuselage frames appropriate to subassembly panels (skin locally stiffened by bonded doublers) 121 Rolled alloy stringers 122 Wing main and body main undercarriage, low profile 22in tyres and wheels with multi- carbon anti-skid brakes, redesigned to take new take-off weight of 853,000lb and landing weight of 574,000lb 123 Retraction jack 124 Breaker strut 125 Breaker-strut actuator 126 Oieo-pneumatic suspension system interlinked with main undercarriage 127 Pressure-bearing cabin floor over unpressurised undercarriage bay 128 Aluminium skin bonded to PVC-core floor panels 129 Cabin floor-level rapid venting panels 130 Electrical and avionics service bay (aft of nose undercarriage bay) 131 Electrically heated, optically-ground curved windscreen panels 132 Outside temperature probes 133 Angle-of-attack vane (both sides) 134 Pitot head (two both sides, electrically heated) 135 Runway/turn-off and taxi lights 136 Wing inspection light 137 Overwing emergency egress lamps 138 Landing lamps 139 Navigation and strobe light, (white lights on tailplane) 140 Glassfibre static discharge wicks Section of wing showing aluminium honeycomb usage © Reed Business Publishing 1988
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