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Day 1 - Classroom Instruction (Introduction, Manuals Familiarization, Airframe)
- History of the helicopter
- Handbook of Maintenance Instruction
- Illustrated Parts Catalog
- Service Bulletins and Service Letters
- Design and repair of fuselage.
- Design and repair of tail cone.
- Design and maintenance of vertical and horizontal stabilizers.
- Location and attachment of access panels.
- Design and maintenance of landing gear.
- Weight and balance information.
Day 2 - Classroom Instruction (Power Train)
- Belt drive transmission design and maintenance.
- Integrated transmission oil cooling system.
- Main rotor transmission design modification.
- Tail rotor transmission design modification.
- Tail rotor assembly design modification.
- Shimming procedures for T/R elastomeric bearings.
Day 2 - Shop Exercise (Power Train)
- Remove belt drive transmission from aircraft.
- Disassemble belt drive transmission.
- Disassemble upper pulley assembly.
- Reassemble belt drive transmission.
- Installation of belt drive transmission in aircraft.
- Removal and installation of tail rotor drive shaft damper.
- Familiarization by examination of installed tail rotor assembly.
Day 3 - Classroom Instruction (Track & Balance, Power Plant)
- Location and installation of balance equipment.
- Introduction to engine design.
- Oil system and maintenance.
- Fuel system and maintenance.
- Induction system and maintenance.
- Exhaust system and maintenance.
- Troubleshooting engine and systems.
Day 3 - Shop Exercise (Power Plant)
- Rigging of engine controls.
Day 4 - Classroom Instruction (Flight Controls, Electrical System)
- Familiarization of main rotor controls.
- Familiarization of tail rotor controls.
- Adjustments and maintenance.
- Familiarization with wire diagrams.
- Location of electrical components.
- Instruments and function.
Day 4 - Shop Exercise
- Rigging main rotor controls.
- Rigging tail rotor controls.
- Examination of electrical system.
Day 4 - Classroom Instruction
- Review of subjects covered.
- Written course examination.
NOTE: The prerequisite for this course is that the student must be certified
on the Model 269C/269C-1 helicopter prior to attending the Model 269D course.
The Model 269D course only covers those features unique to the Model 269D helicopter
and does not deal with features common to both the Model 269C and 269D.
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