P A P E R - III

     Category C  : TURBINE ENGINES AND VARIABLE PITCH PROPELLERS 
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            1. Gas Turbine Engine Theory and Construction

     A  general knowledge of the thermodynamics laws  related  to 
     gas turbine engines.

     General knowledge of the Otto Cycle and Brayton's Cycle  and 
     the relationship between volume, temperature and pressure.

     A  general knowledge of the terms used in the theory of  gas 
     turbine  engines  and calculations of  parameters  from  the 
     given data.

     Advantages and Disadvantages of various types of gas turbine 
     engines.


     Knowledge of the function, construction, classification  and 
     material of the various parts and accessories of the  engine 
     including  the induction, exhaust, cooling  systems,  thrust 
     augmentation and engine mounting, antiicing of engine.

     Knowledge  of the various factors effecting the engine  per-
     formance.

     Knowledge of condition monitoring and performance monitoring 
     of gas turbine engines.

     Detailed knowledge of the engine fire detection and  protec-
     tion systems.


                    2. Engine Fuel and Oil System 

     Knowledge  of the principle of operation and  constructional 
     features of fuel control units.

     Knowledge of constructional features, function of the compo-
     nents of engine fuel control system/ metering system.

     Knowledge of types, characteristics of aviation fuel, common 
     sources of contamination and methods to prevent such contam-
     ination. Method to check contamination with precautions.

     Knowledge  of types, characteristics of lubricants  used  in 
     gas  turbine  engine lubrication system.  Identification  of 
     contaminants with inference drawn.

     Detailed  knowledge  of function of  various  components  of 
     lubrication system.


      
                   3. Ignition and Starting System

     Knowledge of principle of operation, constructional features 
     and  function of ignition system components. Types of  igni-
     tion; flame propagation.

     Knowledge of constructional features and function of various 
     types of engine starters.


                        4. Engine Instruments

     Knowledge  of the principle of operation of the  engine  in-
     struments, and detailed knowledge of replacement and in-situ 
     operational tests thereof.


                    5. Power Augmentation System

     Knowledge of principle of operation and function of  various 
     types of power augmentation devices.


                            6.  Propeller 

     A general understanding of the propeller terms.

     A general knowledge of the purpose and function of all parts 
     of a constant speed, variable pitch and feathering propeller 

     and their associated control system components.


                         7.  Thrust Reversers

     Knowledge of constructional features and function of various 
     types of thrust reversers and their related components.


                      8.  Auxiliary Power Unit

     General knowledge of the purpose, constructional features of 
     compressors,  combustion chambers and  turbine  arrangement; 
     speed  and load control; limiting factors;  fire  protection 
     and  indication; detailed knowledge of its operational  fea-
     tures.

     9. Bleed Control System

     Terms related to bleeding of air from the engine; compressor 
     surge;  compressor line; compressor stall; Bleed  loads  and 
     condition under which bleed is tapped.







                          10. Air Oil System

     Knowledge  of the air oil system used on a typical gas  tur-
     bine engine.

                        11. Engine Maintenance

     Knowledge  of trouble shooting of minor defects and  methods 
     of their rectification; rigging of engine controls and field 
     adjustments  of  fuel control unit;  periodical  inspections 
     necessary to check the serviceability of the engine; special 
     inspection  schedules; duplicate inspection of  engine  con-
     trols.

     Detailed knowledge of engine starting; ground run-up;  trim-
     ming; and checking of the performance of the engine and  its 
     components including systems.

     Knowledge  of engine preservation and depreservation  proce-
     dures.