Inspection Check List for Amateur Built Aircraft
The following checklist was generated by M.
K. Blalock, (D.A.R.) for use during my
inspection of Amateur Built aircraft. Feel
free to print it out and share it with your friends. This is NOT an official
source of information. Always contact your local FAA office for official
information.
checklist:
Builder: ________________ Model _______________ S/N ________________
Date of Inspection_____________________ Inspector ____________________
Regulatory Prerequisites & Placards
Satisfactory /Unsatisfactory Item
S U
____ ____ 1. Meets 51% rule, has invoices, plans, pictures and building records
____ _____ 2. Presents notarized statement FAA Form Eligibility Statement
____ _____ 3. Presents FAA Form 8130-6 Application for A/W Certificate properly
filled out
____ _____ 4. ID data plate is fireproof (steel), has Builder's name, model, serial
number.
____ _____ 5. ID data plate is installed in proper external location per FAR 45. 11(a).
____ _____ 6. N-Numbers installed, block letters, 3" proper location per FAR 45.25,
or 12 inch, if a/c has cruise speed over 180 Knots CAS.
_____ _____ 7. Word Experimental Displayed, 2" min size, proper location per FAR
45.23(b).
____ _____ 8. Passenger warning placard (not required for single place) ".This
aircraft does not meet U.S. safety standards for certified aircraft..."
____ _____ 9. Registration certificate available in aircraft. (NOT pink slip!)
____ _____ 10. Builder makes statement in logbook that aircraft has
been inspected
____ _____ 11. A/C Weight and balance done, and shows within designer's limits.
FAR 91.9 Placards
____ _____ 12. ALL controls - flight and engine, marked as to use.
____ _____ 13. Markings for :
______Throttle- open-closed
_____ Carb Heat- pull on
_____ Flaps- Up- Down, Degrees/Inches Take Off Setting Marked
_____ Trim Tab- Nose Up, Nose Down, Take Off setting
_____ Trim Tab- rudder left, rudder right, neutral
_____ Mixture- Push rich
_____ Fuel On-Off levers
_____ Fuel quantity and type marked on or near each cap
Cockpit interior
_____ _____ Seat Belts function, and angle is slightly rearward
_____ _____ Shoulder harness function, and angle is -5 to + 30 degrees
_____ _____ Seat Belt Anchor Points firm, no interference
_____ _____ Shoulder Harness Anchor Points firm, no interference
_____ _____ Seats and seat tracks o.k., stops on aft of rails
Instruments and required equipment
___ ____ 14. ELT meeting TSO-C91A properly installed, with remote switch and
battery date current and recorded in aircraft records (See Checklist
explanations Page) for details FAR 91.205 and others
_____ _____ 15. Fuel gauge each tank, has been calibrated and calibration in
records showing unusable fuel
_____ _____ 16. VFR Day requirements: * Note: All instruments should be marked
with green/red line ranges
____ Altimeter
____ Airspeed indicator
____ Tachometer
____ Oil Pressure
____ Oil Temperature
____ Compass
_____ For retract gear aircraft, indicator of up/down gear
____ ______ 17. VFR Night Requirements- Day VFR plus:
____ Position Lights
____ Anti collision strobes/rotating beacon which meets FAA standards
____ Spare fuses
____ Electrical energy sufficient for duration of aircraft range,
plus reserve
____ _____ 18. IFR Requirements Day & Night VFR, plus:
___ Working two-way radio (See Checklist explanations Page)
___ Gyroscopic rate of turn indicator (Turn & Bank or Turn Coordinator)
___ Slip / Skid indicator
___ Sensitive altimeter
___ Artificial horizon
___ Directional gyro
___ Clock
___ Vacuum gauge, if vacuum powered, or volt and amp meter, if electric (See
Checklist explanations Page)
___ Heated Pitot
___ Generator or alternator
___ Alternate Static Source (See Checklist explanations Page)
Systems
Wire type and size is appropriate for load being carried, and connections are solid. All installed systems perform as
intended.
Electrical
____ _____ Battery & Electrical System, wiring adequate size and secure
____ _____ Switches marked for operation, and wired properly
____ _____ Circuit Breakers or fuses labeled for value and function, and wired
properly
____ _____ Ground on battery to airframe, or wired into place properly
____ _____ Ammeter
____ _____ Voltmeter
____ _____ Landing Lights / Position Lights wired correctly
____ _____ Cockpit lights/ Instrument lighting
____ _____ Battery case and battery securely mounted
_____ _____ Battery vented overboard
Avionics
_____ _____ Antennas are properly installed, and have proper support/doubler
plates
_____ _____ Coax Cable secured, with slack enough to prevent disconnection
_____ _____ Radios/Avionics and cooling fans are mounted securely
_____ _____ Avionics gear is wired properly, and functions
_____ _____ Transponder "Mode C" check done, and in aircraft records
Fuel System
_____ _____ Caps fit, and are vented on all tanks
_____ _____ Fuel drains installed at lowest portion of tank, and at lowest point in
fuel lines
_____ _____ Fuel Vent System contains no loops which would block venting
_____ _____ Shutoff valve/ Selector switch ease of operation, and clearly marked for
intended operation (Must be operational from the cockpit--pilot position)
_____ _____ Fuel Line routing proper material and diameter for intended fuel
supply
_____ _____ Fuel Strainer functional and safety wired
_____ _____ Fuel Lines protected from chafing, and secure from "catching a
foot."(Checklist explanations Page)
_____ _____ Fuel line routing avoids areas of heat
Gear/Wheel/Brake Systems
_____ _____ Retractable Gear functions- Operations check
_____ _____ Emergency gear extension test
_____ _____ Clearance in wheel wells
_____ _____ Brake System line routing, reservoir, pumps
_____ _____ Brake & Wheel installation secure
_____ _____ Taxi test on gear toe in/ toe out o.k.
_____ _____ Tires are clear of pants or struts, including clearance of "mud
scraper", no binding
_____ _____ Wheel Pants are secure
_____ _____ Tail Spring secure, well designed, and is clear of rudder
Control Surfaces
A. Designers Recommended limits: This Plane Measures:
Aileron Up travel: ______ Degrees/Inches _______ Degrees/Inches
Down travel : ______ Degrees/Inches _______ Degrees/Inches
Elevator Up travel: ______ Degrees/Inches _______ Degrees/Inches
Down travel: ______ Degrees/Inches _______ Degrees/Inches
Rudder Left/Right ______ Degrees/Inches _______ Left
_______ Right
General Condition- Fuselage, Wing, Tail Assembly
_____ _____ Skin condition, wrinkles, rivets, or tape
_____ _____ Vertical Fin, movement and condition
_____ _____ Elevator assembly, movement and condition
_____ _____ Trim Tabs function, no binding, heavy structure to reduce flutter
potential
_____ _____ Control Travel "Stops"
_____ _____ Control Cables Safety Wired Correctly
_____ _____ Counterweights secure
_____ _____ Doors close securely and open properly, if open in flight,
markings
_____ _____ Windows secure, and markings for distance if open in flight
_____ _____ Canopy secure
_____ _____ Canopy emergency release marked red and copper safety wired
_____ _____ Canopy locks/door locks work
Flight Controls
_____ _____ Proper tension of cables
_____ _____ Safety wiring of cables
_____ _____ Clearance on controls/no hitting panel or floorboards
_____ _____ Freedom of movement
_____ _____ PROPER DIRECTION
_____ _____ Is everything safetied?
Engine Compartment
_____ _____ Engine Compression in Logs 1=___ 2=____ 3=____ 4=____ 5=____
6=___ 7=____8=____9=____
_____ _____ Throttle cables anchored and functional, spring open
_____ _____ Clearances in engine compartment
_____ _____ Carb Heat Control- Functional
_____ _____ Mixture Control- Functional, spring full-rich
_____ _____ Fuel Hose routing to avoid heat & bends (Firesleave preferred)
_____ _____ Fuel strainer safety wired
_____ _____ Fuel Hose diameter sufficient for engine
_____ _____ Fuel and Oil Hoses proper material
_____ _____ Oil System Hose & Cooler installation
_____ _____ Prop Governor. Functional, proper lines
_____ _____ Firewall steel, no openings
_____ _____ Engine Mount secure, no cracks
_____ _____ Alternator, belts, accessories properly installed
_____ _____ Heater hoses proper material
_____ _____ Heater design minimizes CO poisoning chances
_____ _____ Baffles appear correct
_____ _____ All electrical and ignition wires appear correct
_____ _____ Cowling secure, (INSTALL IT NOW).
Propeller
_____ _____ Propeller nicks
_____ _____ Safety Wired Bolts of sufficient size
_____ _____ Bolts torqued properly
_____ _____ Bolts clear engine, proper length
_____ _____ Prop clears ground in takeoff attitude by >7"
_____ _____ Prop Spinner o.k., clear of cowl, not uneven spin
_____ _____ Ready for Run-up.
Test Run Engine
Note: At least one hour of runup should have been done previously, and logged in the aircraft logbook. The engine
compressions should also be recorded after one hour of runup. Some may be low on a fresh overhaul engine, but it
is important to get this information as a base line!
_____ _____ Engine starts easily
_____ _____ Oil Pressure comes up quickly to proper level
_____ _____ Oil Temp comes off cold peg
_____ _____ Check all instrument operations/tach/oil/volts/ etc.
Record all data five minutes after startup here
________________________________________________________________________
________________________________________________________________________
_____ _____ Carb Heat Functions, RPM Drop is ________
_____ _____ Mag Drop, Left is ______ Right is _______
_____ _____ Fuel Gauges show calibrated
_____ _____ Mixture/Throttle/Prop controls work
_____ _____ Fuel Shutoff works
_____ _____ No abnormal vibration
_____ _____ Propeller tracks within specs
Airworthiness Directive Compliance
_____ ______ Engine AD's which apply have been complied with, and how
(Attach list if necessary) ________________
_____ ______ Equipment AD's which apply have been complied with, and how
(Attach list if necessary)
_______________________________________________________________________
Certification
_____ ______ Logs present and builder records the following statement:
I certify that I have built this aircraft for my own education and recreation, and I have inspected it fully. I am the manufacturer, and I consider it eligible for issuance of an Experimental Airworthiness Certificate for the purpose of operating amateur-built aircraft under provisions of FAR 21.191(g).
_____ Discuss operating limitations with applicant, flight test areas, and flight test
time.
_____ _____ Airworthiness application properly filled out and signed?
_____ Sign Logbook and issue certificate, if applicable.
OR
______ Provide list of deficiencies to applicant, if applicable
Unsatisfactory Conditions
N_______ Owner __________
The following unsatisfactory conditions were noted in your inspection. It is your responsibility to correct these conditions prior to obtaining an airworthiness certificate. Please correct the deficiencies and return this list, with evidence of the corrections, to the certificating inspector.
________________________________________________________
2. Condition: ____________________________________________
Corrective action taken:
_______________________________________________________
Signed: _________________________