Maricopa Community Colleges  AVT155   19966-20086 
Official Course Description: MCCCD Approval: 07/22/08
AVT155 19966-20086 L+L 6 Credit(s) 8 Period(s)
Avionics: Airframe and Engine Systems Interfacing II
Theory of operation, interfacing, and troubleshooting of pneumatic, air-conditioning, ice and rain protection, engine, and fuel systems.
Prerequisites: AVT120 or permission of Department or Division.
Go to Competencies    Go to Outline
 
MCCCD Official Course Competencies:
 
AVT155   19966-20086 Avionics: Airframe and Engine Systems Interfacing II
1. Explain the theory of operation, test, and troubleshoot components of the pneumatic system. (I)
2. Explain the theory of operation, test, and troubleshoot components of the air conditioning system. (II)
3. Explain the theory of operation, test, and troubleshoot components of the ice and rain protection system. (III) Note: The competencies listed below apply to each of the following engines: V2500, CFM-56, JT8D, JT9, CF6-6/50 plus TP331, RB211, Pratt and Whittney, and others.
4. Explain the theory of operation and identify components of the powerplant. (IV)
5. Explain the theory of operation, test, and troubleshoot components of the engine oil system. (V)
6. Explain the theory of operation, test ,and troubleshoot components of the engine indicating system. (VI)
7. Explain the theory of operation, test, and troubleshoot components of the engine exhaust system. (VII)
8. Explain the theory of operation, test, and troubleshoot components of the engine ignition system. (VIII)
9. Explain the theory of operation, test, and troubleshoot components of the engine control system. (IX)
10. Explain the theory of operation, test, and troubleshoot components of the engine fuel system. (X)
Go to Description    Go to top of Competencies
 
MCCCD Official Course Outline:
 
AVT155   19966-20086 Avionics: Airframe and Engine Systems Interfacing II
    I. Pneumatic System (ATA 36)
        A. Theory of operation
        B. Components
          1. High pressure bleed control valve
          2. High stage temperature sensor
          3. High stage pressure sensor
          4. System regulator pressure sensor
          5. Auxiliary power unit low pressure bleed control valve
          6. Pneumatic pressure regulator valve
          7. Pneumatic system over-pressure valve
          8. Bleed air precooler
          9. Fan air valve
          10. Pneumatic system isolation valve
          11. Pneumatic temperature control sensor
        C. Interfacing
        D. Indication and control
        E. Engine air pneumatic supply
        F. Manifold failure detection
        G. Test and troubleshoot
      II. Air Conditioning System (ATA 21)
          A. Theory of operation
          B. Components
          C. Interfacing
          D. Pneumatic air supply
          E. Cooling
            1. Pack condition indication
              a. Pack selector switch
              b. Pack discharge temperature indicator and sensor
              c. Pack valve position indicator
              d. Turbine inlet temperature indicator and sensor
            2. Ram air system
            3. Air conditioning system operational data
          F. Air Distribution
            1. Hot trim air distribution
            2. Conditioned air distribution
              a. Ground condition air connection
              b. Cold air relief valve
              c. Conditioned air shut-off valve
              d. Overpressure relief valve
            3. Individual air distribution
              a. Passenger compartment
              b. Flight compartment
              c. Flight instrument panel cooling
              d. Individual air distribution
            4. Cargo compartment air distribution
            5. Ram air distribution
            6. Lavatory and galley ventilation
            7. Avionics compartment ventilation
              a. Electronics equipment and pilot's instrument panel cooling
              b. Navigation cooling system
              c. Main radio rack cooling
            8. Center accessory compartment ventilation
          G. Cargo compartment heating
          H. Temperature control
            1. General
            2. Hot trim
            3. Temperature control system components
            4. Automatic temperature control
            5. Manual temperature control
            6. Trim valve position indication
            7. Duct and compartment temperature indication
            8. Cabin temperature control
          I. Pressurization control
            1. General
            2. Cabin pressure control
            3. Outflow valve
            4. Cabin pressure relief
            5. Cabin pressure indication
            6. Automatic cabin pressure control
            7. Standby cabin pressure control
            8. Manual cabin pressure control
            9. Typical flight profile in auto mode J.Test and troubleshoot
        III. Ice and Rain Protection System (ATA 30)
            A. Theory of operation
            B. Components
            C. Electrical anti-icing system
            D. Rain removal system
            E. Thermal anti-icing system
            F. Air flow
              1. System
                a. Shut-off valve
                b. Ground overheat thermal switch
                c. Telescoping duct
              2. Control P5 panel
            G. Air intake
            H. Pitot and statistics
            I. Windows and windshield
              1. Control cabin window anti-icing system
              2. Windshield wipers
            J. Rain repellent system
            K. Water lines
            L. Interfacing
            M. Test and troubleshoot
            N. Interfacing
          IV. Powerplant General (ATA 80)
              A. Theory of operation
              B. Specifications and limits
              C. Components
              D. Hazard area
              E. "C" duct opening and closing
              F. Interfacing
            V. Engine Oil System
                A. Theory of operation
                B. Components
                C. Oil indicating
                D. Oil pressure
                E. Oil quantity (calibration)
                F. Low oil pressure
                G. Test and troubleshoot
                H. Interfacing
              VI. Engine Indicating System
                  A. Theory of operation
                  B. Components
                  C. Engine pressure ratio indicating system
                  D. Fan speed and low compressor indicating system
                  E. High compressor speed indicating system
                  F. Engine speed sensing
                  G. Exhaust gas temperature indication
                  H. Airborne vibration monitor
                  I. Standby engine indicator
                  J. Fuel flow
                  K. Test and troubleshoot
                  L. Interfacing
                VII. Engine Exhaust System
                    A. Theory of operation
                    B. Components
                    C. Thrust reverser
                    D. Position indication
                    E. Thrust management engine
                    F. Transducer autothrottle power lever angle
                    G. Thrust management warning and annunciator
                    H. System monitor
                    I. Test and troubleshoot
                    J. Interfacing
                  VIII. Engine Ignition System
                      A. Theory of operation
                      B. Components
                      C. Exiter box
                      D. High-tension leads
                      E. Igniter plugs
                      F. Alternating current and direct current
                      G. Test and troubleshoot
                      H. Interfacing
                    IX. Engine Control System
                        A. Theory of operation
                        B. Components
                        C. Engine electronic control unit
                        D. Test and troubleshoot
                        E. Interfacing
                      X. Fuel System
                          A. Theory of operation
                          B. Components
                          C. Fuel Storage
                            1. Integral fuel tanks
                            2. Bladder tanks
                            3. Welded tanks
                            4. Fuel vent system
                            5. Continuous scavenging
                          D. Indicating Systems
                            1. Fuel quantity indicating system
                              a. Capacitance type
                              b. Float type
                            2. Fuel measuring sticks
                            3. Fuel schedule light system
                            4. Tank pump low pressure lights
                            5. Tank fuel temperature
                            6. Overfill system
                            7. Auxiliary power unit (APU) fuel pump low pressure light
                            8. Service refueling panel
                          E. Distribution
                            1. Tank refueling and defueling systems
                            2. Engine fuel supply system
                              a. Fuel flow
                              b. Fuel heater
                            3. APU fuel supply system
                            4. Manifold fuel supply drain
                            5. Crossfeed transfer
                          F. Fuel Dump
                          G. Test and troubleshoot
                          H. Interfacing
                      Go to Description    Go to top of Competencies    Go to top of Outline