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Standard |
AVT 109 –
Flight Director and Autopilot Systems
Continues the study of avionics maintenance practices with emphasis on
flight director and autopilot systems. Topics include: flight director systems, autopilot
systems, and avionics line maintenance test equipment.
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Competency Areas: |
Hours: |
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Flight Director Systems |
Class |
5 |
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Autopilot Systems |
D. Lab |
2 |
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Avionics Line Maintenance Test Equipment |
P. Lab/O.B.I. |
3 |
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Credit |
7 |
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Prerequisite: |
AVT 108 |
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Corequisite: |
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| Course Guide |
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Competency |
After completing this section,
the student will: |
Hours |
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Class |
D. Lab
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P. Lab/ O.B.I. |
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FLIGHT DIRECTOR SYSTEMS |
14 |
5
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8 |
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Purpose |
State the
purpose of the flight director system. |
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Unit
identification |
Identify
the units that make up an aircraft flight director system. |
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Function |
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Aerodynamic
response |
Discuss
the flight guidance control elements and the source of feedback to system
sensors. |
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Accelerometers |
Describe
how accelerometers are used to sense aircraft attitude during flight. |
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Operational
checks |
Perform
operational checks of flight director system. |
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Symptoms |
Given
entry from flightlog or work order, analyze a reported malfunction of the
flight director system. |
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Troubleshoot |
Use
appropriate electronic measuring instruments to troubleshoot the flight
director system to the unit, or component level where applicable, and isolate
the defective item(s). |
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Remove
and replace |
Remove
units and components of aircraft flight director system. |
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Replace
units and components of aircraft flight director system. |
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Documentation |
Document
maintenance actions taken on the aircraft flight director system in
accordance with local directives and Federal regulations. |
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AUTOPILOT
SYSTEMS |
14 |
5
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8 |
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Comparison
with flight director system |
Compare
the autopilot system operation with pilot action when using the flight
director system. |
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Purpose |
State the
purpose of the autopilot system. |
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Unit
identification |
Identify
the units that make up an aircraft autopilot system. |
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Function |
Explain
the function of each unit in an aircraft autopilot system. |
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Feedback |
Discuss
the source of feedback in the autopilot system. |
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Operational
checks |
Perform
operational checks of autopilot system. |
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Symptoms |
Given
entry from flightlog or work order, analyze a reported malfunction of the
autopilot system. |
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Troubleshoot |
Use
appropriate electronic measuring instruments to troubleshoot the autopilot
system to the unit, or component level where applicable, and isolate the
defective item(s). |
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Remove
and replace |
Remove
units and components of aircraft autopilot system. |
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Replace
units and components of aircraft autopilot system. |
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Documentation |
Document
maintenance actions taken on the aircraft autopilot system in accordance with
local directives and Federal regulations. |
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AVIONICS
LINE MAINTENANCE TEST EQUIPMENT |
12 |
10
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14 |
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ILS test sets DME test sets Transponder
test sets Radio
test sets Weather
radar test sets Data-bus
analyzers |
Describe
the purpose of each type of test equipment used to perform line maintenance
on aircraft avionics systems. |
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Verify
test equipment has been calibrated and is within acceptable use period. |
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Perform
test equipment self-check procedures where applicable. |
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Connect
test equipment to aircraft avionics system while observing personal safety
and equipment use cautions. |
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Perform
test in accordance with local directives and while observing Federal airways
regulations where applicable. |
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Perform
line maintenance as applicable to system service manuals. |
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Perform
avionics system alignment and calibration using line test equipment. |
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Remove
line test equipment from aircraft installed avionics system. |
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Upon
completion of line maintenance, connect all units and components of aircraft
avionics system. |
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Perform
operational check of repaired aircraft avionics system. |
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Store
line test equipment after use. |
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| Suggested Resources |
Bose,
K. W. (1990). Aviation electronics
(4th ed.).
Eismin, T. K., et al.
(1989). Aircraft electricity and
electronics (4th ed.).
IAP, Inc. (1985). Basic electronics and radio
installation.
IAP,
Inc. (1987). Avionic
fundamentals.
IAP, Inc. (1990). Aircraft inspection and
maintenance records.
IAP, Inc. (1990). The best of AMJ
maintenance tips.
Aircraft Maintenance
Record (actual or simulated)
Aircraft Type
Certificate Data Sheets
Manufacturers' Service Manuals