Part 43 Flashcards
Applicability
Aircraft with Indonesian airworthiness certificate
Foreign aircraft operated under Indonesian 135/121
All parts/components/appliances etc. of said aircraft
excludes experimental
Overhaul
Disassembled, cleaned, inspected, repaired, reassembled, tested IAW acceptable data and approvals
Rebuilt
Overhaul + must meet tolerances for parts / components
Privileges of Maintenance Engineers
May perform or supervise maintenance, preventative, maintenance, and alterations under Part 65.
Privileges of a manufacturer
Can rebuild or inspect their own products
Approval for Return to Service
Work must be complete, documented in mx records, Repairs/alterations must be reported to DGCA (on FAA 337 equivalent) , and Flight Manual updated as necessary.
Who can authorize RTS
DGCA AMEL (Part 65) AMO (Part 145) Manufacturer (Part 43) Certificate Holder (Part 135,121)
Content of mx records
Description of work performed (with reference to acceptable data)
Date performed
name of person performing the work
signature, license number and category of person approving the RTS
Content of inspection records
type and scope of inspection
date of inspection
total time in service
signature, license number and type of person approving or disapproving RTS
“I certify that this aircraft has been inspected […] and found to be in an airworthy condition”
failed inspection records
“[…] and a list of discrepancies and unairworthy items dated [date] has been provided to the owner/operator”
Record retention
Must keep mx records until unit has been permanently withdrawn from service for 90 days.
Performance of mx work
Must follow manuals, ICA, or alternate methods acceptable to DGCA
Must use appropriate tools and test equipment
condition of aircraft must be equal to original condition
Performance of Inspections
Must determine if aircraft meets all airworthiness requirements
Must inspect in accordance with inspection program (135/121)
use a checklist (91)
Do an engine performance run
Airframe Major alterations
wings tail surfaces fuselage engine mounts control system landing gear hull or floats spars, ribs, fittings, shock absorbers, bracing, cowlings, fairings, balance weights hydraulic or electric actuators rotor blades changes to W&B changes to design of fuel, oil, cooling, heating, pressurization, electrical, hydraulic, deicing, or exhaust systems changes to wings/control surfaces that affect flutter / vibration characteristics
Powerplant major alterations
engine change to different model if it affects compression or gear ratios or substitution of engine parts requiring testing or rework
changes to engine structure if parts not supplied by manufacturer
installation of unapproved accessory
conversion to different fuel
Propeller major alteration
changes to: blade design hub design governor or governor controls installation of: governor feathering de-ice other unapproved parts
Appliance Major Alteration
Changes to appliances that affect compliance with TSO or have an affect on equipment performance.
Major Repairs
box beams monocoque or semi-monocoque wings or control surfaces wing stringers or chord members spars spar flanges truss type beams sheet webs or beams keel or chines on floats corrugated sheet compression members acting as a flange for wings or tail surfaces wing main ribs and compression members wing or tail bracing / struts engine mounts longerons side truss horizontal truss bulkheads seat support braces/brackets/rails landing gear brace struts axles wheels skis and ski pedestals parts of control system repairs involving substitution of material damage to plywood or sheet metal in excess of 6 inches in any direction repair of skin which adds an additional seam splicing of skin sheets repair of 3 or more adjacent ribs repair of fabric involving an area greater than required to repair two adjacent ribs fabric replacement repair of removable or integral fuel tanks
Power plant Major Repairs
Separation of crankcase with integral supercharger
separation of recip engine with (not spur type) gear reduction
repair to structural engine parts (welding)
Propeller Major repairs
any repair or straitening of steel blades any repair to a steel hub shortening blades retipping (wood blades) replacement of outer laminates (wood) repairing elongated bolt holes (wood) inlay work (wood) repair to composite blade replacement of tip fabric replacement of plastic coverings repair of prop governor overhaul (controllable pitch) repair to deep dents, nicks, etc. repair/replacement of any internal component
Appliance Major Repair
calibration or repair of instruments
calibration of radios
rewinding field coils
complete disassembly of complex hydraulic valves
overhaul of pressure carbs and fuel, oil, or hydraulic pumps
