100 Hour Inspection Checklist - American Legend AL18

Use the 100-Hour Inspection Checklist for American Legend AL18, to conduct an assessment of components from fuselage, to landing gear and engine.

100 Hour Inspection Checklist - American Legend AL18



General

1. Before performing an annual condition or 100-hour inspection, are all necessary inspection plates, access doors, fairing, and cowling removed or opened, and are the aircraft and engine thoroughly cleaned?


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2. Are all aircraft records and manufacturer’s equipment lists inspected for approved installed equipment and accessories before performing an annual condition or 100-hour inspection?


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3. Is compliance with the manufacturer’s Service Bulletins and letters checked before performing an annual condition or 100-hour inspection?


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4. Is compliance with airworthiness directives checked on all type certificated components such as engine and engine accessories, propeller, and tailwheel before performing an annual condition or 100-hour inspection?


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5. Are the ELT inspection and battery replacement checked, along with the currency of the required transponder certification check, before performing an annual condition or 100-hour inspection?


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6. Is the presence of all placards and markings as listed in the POH inspected before performing an annual condition or 100-hour inspection?


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Fuselage

1. Is the fabric flexible and resilient when pushed hard with a knuckle?


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2. Are systems and components checked for improper installation, apparent defects, and unsatisfactory operation?


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Cabin And Cockpit

1. Is there an inspection for cleanliness and loose equipment that might foul the controls?


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2. Is the elevator trim inspected to ensure proper operation?


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3. Are the seats and safety belts inspected for poor condition and apparent defects?


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4. Are the interior sidewall panels and headliner inspected for condition and security?


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5. Are the seat structure and canvas seat slings inspected for wear, tears, and sagging?


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6. Are the slings tightened to remove slack and ensure they do not touch or interfere with flight controls?


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7. Is the baggage compartment inspected for wear, tear, and security?


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8. Are windows and windshields inspected for deterioration and breakage?


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9. Are instruments checked for poor condition, mounting, marking, and improper operation?


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10. Are flight and engine controls inspected for improper installation, wear, and improper operation?


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11. Are batteries checked for improper installation and improper charge?


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12. Are all systems inspected for improper installation, poor general condition, and apparent and obvious defects?


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Engine

1. Is the engine section inspected for visual evidence of excessive oil and/or fuel leaks and the sources of such leaks?


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2. Are studs and nuts checked for the insecurity of attachment and obvious defects?


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3. Is the internal engine inspected for cylinder compression and for metal particles or foreign matter on screens and sump drain plugs?


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4. If there is weak cylinder compression, are the internal conditions and internal tolerances checked?


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5. Is the engine mount inspected for cracks, looseness of mounting, and looseness of engine to mount?


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6. Are flexible vibration dampeners checked for poor condition and deterioration?


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7. Are engine controls inspected for defects, improper travel, and improper safety?


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8. Are lines, hoses, and clamps inspected for leaks, improper condition, and looseness?


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9. Are exhaust stacks inspected for cracks, defects, and improper attachment?


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10. Are accessories checked for apparent defects in the security of mounting?


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11. Are all systems inspected for improper installation, poor general condition, defects, and insecure attachment?


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12. Is the cowling inspected for cracks and defects?


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13. Is the air/oil separator (if installed) inspected and serviced per the maintenance manual?


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Landing Gear

1. Is the fabric and skin inspected for deterioration, distortion, and other evidence of failure?


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2. Is the fabric flexible and resilient when pushed hard with a knuckle?


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3. Are gear assemblies checked for poor condition and insecurity of attachment?


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4. Is the cabane assembly inspected for poor condition and insecurity of attachment?


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5. Are die spring shock absorbing devices checked for poor condition and insecurity of attachment?


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6. Is the tailwheel inspected for poor condition and proper connector springs and links?


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7. Are brake fluid lines checked for poor condition and leakage?


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8. Are wheels inspected for cracks, defects, and the condition of bearings?


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9. Are tires inspected for wear, cuts, and improper inflation?


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10. Are brakes checked for improper adjustment and leaks?


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11. Are brake linings checked for excessive wear?


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12. Are floats and skis inspected for insecure attachment and obvious or apparent defects?


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Wings

1. Are the fabric and skin inspected for deterioration, distortion, and other evidence of failure?


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2. Is the fabric flexible and resilient when pushed hard with a knuckle?


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3. Is the wing root area checked for the security of wing attach fittings, wiring, and switches?


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4. Are the flexible fuel lines in the wing root area inspected for condition, security, leaks, and age?


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5. Is it verified that the life limit for the fuel lines is eight years?


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6. Are the aileron pulleys inspected for condition and security of attachment?


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7. Are the aileron control cables checked for proper routing, condition, and tension?


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8. Is the cable tension set so the system moves freely?


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9. Are the lift struts and jury struts inspected for condition and security of attachment?


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10. Are the lift strut attach points checked for the condition and security of the hardware?


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11. Are the ailerons inspected for condition, security of attachment, and proper travel?


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12. Are the flaps inspected for condition, security of attachment, and proper travel?


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13. Are the wing tip lights inspected for condition, security of attachment, and proper function?


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Empennage

1. Is the fabric and skin inspected for deterioration, distortion, and other evidence of failure?


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2. Is the fabric flexible and resilient when pushed hard with a knuckle?


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3. Is the trim jack screw and yoke assembly inspected for proper operation, lubrication, wear, and security?


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4. Does the trim operate smoothly?


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5. Are the tail brace wires inspected for condition, security, and proper tension?


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6. Are all elevator and rudder attachment hardware inspected for condition and security?


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7. Are the control cable attachments checked for security?


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8. Is the proper elevator and rudder travel verified?


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Propeller

1. Is the propeller assembly inspected for cracks, nicks, binds, and oil leakage?


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2. Are the mounting bolts inspected for proper torque and safety?


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3. Is the propeller inspected?


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Avionics

1. Are radio and electronic equipment inspected for improper installation and insecure mounting?


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2. Are wiring and conduits inspected for improper routing, insecure mounting, and obvious defects?


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3. Are bonding and shielding checked for improper installation and poor condition?


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4. Is the antenna inspected for poor condition, insecure mounting, and improper operation?


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Lubrication

1. Are flight control hinges, control sticks, torque tubes, landing gear die springs, and sliding tubes lubricated with Corrosion X or LPS #1?


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2. Are wheel bearings lubricated with good quality wheel bearing grease?


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3. Are the forward and aft stabilizer supports equipped with grease fittings or oil holes?


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4. If oil holes are present, is Corrosion X or equivalent applied?


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5. If grease fittings are present, are good quality general purpose grease or wheel bearing grease used?


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6. Is the landing gear die spring lubricated with LPS-3, Corrosion X at the top, bottom, and slip joint?


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