Document ID: chunk:federal_register_of_legislation:F2025C00050:body:0:p269
Version: federal_register_of_legislation:F2025C00050
Segment Type: other
Provision Reference: 
Character Range: 936160–940636

hydraulic system:
(i)             speed of response;
(ii)            force available;
(iii)          supply of operating fluid;
(iv)          weight of system.
(d)           airconditioning and pressurisation.
3.3.2              Typical air supply system
(a)           power sources:
(i)             engine driven compressors;
(ii)            bleed air:
(A)          gas turbine compressor;
turbo charger compressor;
(b)           typical services provided;
(c)           availability of services:
(d)           possibility of limitations under take-off or asymmetric power conditions, or during engine start.
3.3.3              Airconditioning system
(a)           types of systems:
             1.          freon;
             2.          air cycle machine;
(b)           brief outline of operation of system;
             1.          single zone cabin;
             2.          multiple zones;
(c)           purpose of/necessity for humidifiers.
3.3.4              Pressurisation system
(a)           terminology:
             1.          cabin altitude, differential pressure;
(b)           brief outline of operation of typical system:
             1.          supply;
             2.          outflow valves;
             3.         overpressure and negative pressure relief;
             4.         control of cabin altitude and rate (no detail of internal mechanism of controller required);
(c)           normal pressurised zones in the aircraft;
(d)           rapid decompression, cabin altitude warning.
3.4                    Ice and rain protection
3.4.1              Distinction between anti-ice and de-ice system.
3.4.2              Pneumatic systems (brief coverage only)
(a)           where used:
(i)             leading edges;
(b)           limitations.
3.4.3              Thermal ice protection
(a)           where used:
(i)             propellers;
(ii)            flying surfaces;
(iii)          air intakes;
(iv)          pitot and other sensors;
(v)           windshields;
(b)           methods:
(i)             electrical;
(ii)            air;
(iii)          oil;
(c)           limitations.
3.4.4              Fluid ice protection
(a)           where used:
(i)             inflight leading edge of flying surfaces, propellers, windshield;
(ii)            ground de-icing;
(b)           limitations.
3.4.5              Rain removal from windscreen
(a)           methods:
(i)             wipers;
(ii)            fluid dispersant;
(iii)          air jets.
3.4.6              Effects on aeroplane performance (discussion only)
(a)           ice accumulations;
(b)           use of ice control systems.
3.5                    Fuel system
3.5.1              Carriage of fuel on aircraft
(a)           structural consequences:
(i)             wing bending;
(ii)            zero-fuel weight;
(iii)          CG movement;
(b)           understand suction feed and gravity feed/transfer as backup for pressure feed/transfer.
3.5.2              Operational considerations
(a)           minimum fuel levels:
(i)             pick-up for delivery to engine;
(ii)            maintain oil/hydraulic cooling;
(iii)          effect of aircraft attitude (for example, missed approach);
(b)           fuel jettison:
(i)             legislation;
(ii)            precautions to be observed;
(iii)          minimum fuel after jettison (stand-pipes).

4.                       Power plants – turbine engine
4.1                    Principle of operation
(a)           types of engine:
(i)             differences and advantages;
(ii)            bypass ratio;
(b)           turboprop:
(i)             advantages; and
(ii)            limitations; and
(iii)          problems.
4.2                    Engine constructions
(a)           intake (subsonic only):
(i)             location on airframe relative to free-stream airflow;
(ii)            location relative to engine (for example, B727 centre engine);
(iii)          vulnerability to icing;
(b)           compressor:
(i)             purpose/function of compressor;
(ii)            centrifugal:
(A)          single/multiple;
(iii)          axial:
(A)          single/twin;
(iv)          inlet guide vanes;
(v)           vulnerability to icing;
(vi)          bleed air provisions;
(vii)        compressor stalling:
(A)          causes, symptoms, avoidance;
(B)          unloading compressor during start;
(c)           fan:
(i)             purpose/function of fan;
(ii)            relationship to compressor;
(iii)          inlet