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70B Engine Performance

TTP B1-L3 ATA 70B Beech 90 Series B2-L1 Engine Performance PTP  Beech 90 Series B1 TS B2

70A Constructional arrangement and operation

TTP B1-L3 ATA 70A Beech 90 Series B2-L1 Constructional arrangement and operation The   engine  is d i vided into eight major sections as foll o ws:   1.    Compressor air inlet   2.    Compressor   3.    Com b ustion chamber   4.    Compressor turbine   5.    Po w er turbines   6.    Exhaust   7.    Reduction gearb o x   8.    Accesso r y dr i v e gearb o x   Comp r essor Air Inlet   The compressor air inlet, at the rear of the engine, fo r ms the main air inlet to the g as generator. The inlet includes a circular light all o y casting fo r ming a plenum chamber to all o w air to enter the compresso r . An int e g ral oil tank is pa r t of this assem b l y , immediate l y to the rear of the inlet plenum chambe r . The inlet assem b l ...