Aircraft Maintenance Procedures and Forms

Revisions Record of Revisions REVISIONS NO. DATE EFFECTIVE DATE ENTERED ENTERED BY ORIG ZU OSH 01 JANUARY 2020 PAGE 2 0F 18

LIST OF EFFECTIVE PAGES PAGE NO. REVISION NO. EFFECTIVE DATE 1 Original 2 Original 3 Original 4 Original 5 Original 6 Original 7 Original 8 Original 9 Original 10 Original 11 Original 12 Original 13 Original 14 Original 15 Original 16 Original 17 Original 18 Original 19 Original 20 Original 21 Original 22 Original 23 Original 24 Original 25 Original 26 Original ZU OSH 01 JANUARY 2020 PAGE 3 0F 18

1. AIRCRAFT MAINTENANCE SCHEDULE ACCEPTANCE PAGE 1.1 The procedures set out herein Document ZU- form the Aircraft Maintenance Schedule required by Part 24.01.2 read together with SA CATS 44.01.6, SA CATS 44.021 and SA CATS 44.03.2 of the South African Civil Aviation Regulations, as amended, to show how the Certificate holder will comply with the said Regulations. 1.2 The Certificate holder is to ensure that all members of the staff, AP, AME or AME are familiar with such procedures as set out herein that relates to their duties and that such procedures are followed at all times. 2. The Certificate holder is also to ensure that in exercising the privilege of Aircraft Maintenance Schedule ZU- the provisions of the South African Civil Aviation Regulations, as amended, are complied with at all times. 3. No amendments shall be made to this Aircraft Maintenance Schedule without the written approval of the Director. When approved (by means of a signature on the list of effective pages and approval letter issued), such amendments shall be incorporated and implemented immediately. For: DIRECTOR OF CIVIL AVIATION Date: ZU OSH 01 JANUARY 2020 PAGE 4 0F 18

1. AIRCRAFT EXPECTANCE FORM Customer Name: Date: Aircraft Reg: Aircraft Type: Aircraft S/N: Goods In Aircraft Y N Pilots Operating Handbook Mass & Balance Equipment List Flight Folio Certificate of Registration ATF Radio Station License Fire Extinguisher First Aid Kit Signal Strips Fuel Tester Keys Spare Keys Headsets Pitot Cover Chocks EXTRAS 1. 2. 3. 4. 5. ZU OSH 01 JANUARY 2020 PAGE 5 0F 18

2. POST MAINTENANCE TEST FLIGHT FORM A/C REGISTRATION DATE PILOT AIRFIELD FLIGHT TIME MAINTENANCE PERFORMED / TEST FLIGHT CONSIDERATIONS ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ TEST FLIGHT REPORT NOTES ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ DEFECTS AND SNAGS IDENTIFIED ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ Signed: ________________________ Date: ______________________ ZU OSH 01 JANUARY 2020 PAGE 6 0F 18

3. AP MPI & Checklist This checklist must be completed/performed in conjunction with the applicable engine and propeller checklists. See SA CATS 44.01.6 for the minimum standards of maintenance Annexure A as amended. Any provisions set out in this checklist that are not applicable to the work being performed should be marked N/A and signed in confirmation. (No entries should be left blank) A/C TYPE A/C SERIAL NO ENGINE SERIAL NO PROPELLER SERIAL NO A/C REGISTRATION DATE A/C HOURS A/C HOBBS HOURS 4. Aircraft Documentation Work to be done TECHNICIAN INSPECTOR Verify all aircraft documentation is in aircraft and valid Confirm ATF expiry date: Certificate of Registration. Confirm aircraft radio station license expiry date: Confirm Certificate of release to service expiry date: Confirm Hours: AFM revision: Dated: Confirm Mass and balance report expiry date: Confirm Flight folio No: List of visual signals and procedures for use by intercepting and intercepted aircraft. ZU OSH 01 JANUARY 2020 PAGE 7 0F 18

5. AIRFRAME AND INSTALLED EQUIPMENT 5.1 FUSELAGE OR HULL Work to be done TECHNICIAN INSPECTOR Open all access panels, clean the aircraft, engine and propeller Carefully inspect the fuselage or hull for general condition Check the skin covering for condition and security Check installed systems and components for proper installation, security, defects and satisfactory functioning Check rudder and break pedals secure and free movment Check fuel vent ports for security and condition Check registration markings for conformity Ensure all drain holes are open 5.2 CABIN AND COCKPIT Work to be done TECHNICIAN INSPECTOR Inspect the cabin and cockpit for cleanliness and loose or displaced articles that might interfere with the operation of controls Inspect seats, seat rails, seat locking mechanisms, saftety harness, flooring and tie-down fittings for security and conditions Check windscreens and windows for security, condition, and where applicable, satisfactory operation Check flight, engine s and propeller controls for correct installation, security of connections, condition, proper operationand where applicable legibility of markings as per manufacturers manual Check exits for proper installation, condition, legibility of operating instructions and other markings and for satisfactory functioning Check all systems and their controls in the cockpit or cabin for proper installation, security, satisfactory operation and legibility of markings Inspect landing gear mounts and mounting hardware Check general condition under panel for loose wires and chafing Check all avionics and instruments for mounting and security Check rudder pedals and brake cylinders for operation and leaks Inspect left and right footwell area: auxilary fuel pumps, firewall penatration, wire bundles,and fuel lines Inspect canopy structure and mechanisim for security and wear ZU OSH 01 JANUARY 2020 PAGE 8 0F 18

Check fire extinguisher condition Ensure that all required placards and registration letters are correctly installed and positioned, are legible and in good condition 5.3 INSTRUMENTS AND INSTRUMENT SYSTEMS Work to be done TECHNICIAN INSPECTOR Check instruments for proper installation, security, obvious defects and legibility and correctness of markings Check instrument operating systems for proper installation, security and condition Check Instrument air filter elements of vacuum operated instruments are cleaned or replaced in accordance with the manufacturer's recommendations Check altimeter and airspeed indicators for accuracy by performing the test on the last page of this checklist 5.4 LANDING GEAR Work to be done TECHNICIAN INSPECTOR Check the landing gear for general condition and security of attachment of all components Check trusses and other members for condition and security of attachments Inspect wheel pants and fairings for cracks, wear, loose or missing fasteners Inspect tires for condition and creep. Check tyre pressure Check brakes for condition, correct adjustment and operation Check brake lines for security and chafing ZU OSH 01 JANUARY 2020 PAGE 9 0F 18

Clean axel/brake area Inspect gear attachement bolts for proper torque 5.5 WINGS AND CENTER SECTION Work to be done TECHNICIAN INSPECTOR Inspect entire wing structure internally for cracks and corrosion Check moveable surfaces for condition, security, proper attachment, correct travel and operation of all control connections, lubricate rod end bearings Inspect wing root area including electrical connections and plumbing Check installed systems and components for proper attachment, correct travel and operation and security of all control connections Verify inspection hole for rear spar is drilled Inspect pitot tube and plumbing for security and blockage Extend flaps, inspect flap actuator rods and attachment rods for operation and security, lubricate rod end bearings Inspect Strobe/Nav lights for security and operation Inspect Landing lights for security and operation Check wing attachment and bracing for security, condition, correct assembly and where applicable, correct torqueing of attachment bolts 1. Front mounting bolts torqued to Nm 2. Rear mounting bolts torqued to Nm 3. Main Spar attachment bolts torqued to Nm ZU OSH 01 JANUARY 2020 PAGE 10 0F 18

5.6 EMPENNAGE Work to be done TECHNICIAN INSPECTOR Check attachment of all components for security and correct assembly Check moveable surfaces for condition, security, proper attachment, correct travel and operation and security of all control connections Check installed systems and components for proper installation, security, condition and satisfactory functioning Inspect rear fuselage interior: check skin/bulheads for cracking, damage, or corrosion, inpsect all wiring and plumbing Inspect elevator bellcrank assembly, lubricate rod end bearings 5.7 ELECTRICAL AND RADIO EQUIPMENT INSTALLATIONS Work to be done TECHNICIAN INSPECTOR Inspect batteries for condition, corrosion and venting and for correct installation. Check electrical installations and components for condition, the security of mounting and satisfactory functioning Check electrical wiring and conduits for condition and security of mounting Check bonding and shielding for correct installation, security and condition Check radio equipment for the correct functioning and for correct installation and security of mountings Check radio antenna systems for condition, correct installation and security Check for unacceptable interference from electrical and ignition systems on applicable radio equipment Perform a transponder test as per the transponder manufacturer check list, read with SA CATS 43.02.10 ZU OSH 01 JANUARY 2020 PAGE 11 0F 18

5.8 FUEL SYSTEMS Work to be done TECHNICIAN INSPECTOR Check fuel tanks and fuel systems for the presence of water or other foreign mater, condition, security, correct installation, freedom from leaks and satisfactory functioning of components Check fuel lines, wires and cables beneath the floor for condition Inspect RIGHT, LEFT, OFF fuel selector for condition and proper operation Check all access panels and inspect each of them for correct installation and security 6. POWER PLANTS AND INSTRUMENTS RELATING THERETO 6.1 ENGINE AND ENGINE INSTALLATIONS Work to be done TECHNICIAN INSPECTOR Perform the relevant ROTAX engine maintenance checklist Check all studs, nuts and other fasteners for security, condition and correct torque Check the internal condition of the engine by means of cylinder compression or blow-by checks, oil filter and sump drain plugs for evidence of metal particles(refer to ROTAX engine maintenance checklist) 1/. 2/. 3/. 4/. Check engine shock mounts for condition, security and correct installation Check engine controls for correct ,installation, operation, condition and security Check fluid carrying lines for security, correct installation and condition Check security and condition of exhaust manifold assemblies, heat exchangers and heat mufflers Check engine driven accessories for condition and security of mountings Check carburettor air intake filters for cleanliness, condition, security and correct installation Check engine mountings for condition and security of attachment to the main structure 1. Engine mount onto firewall torqued to. Nm 2. Engine onto engine mount torqued to. Nm ZU OSH 01 JANUARY 2020 PAGE 12 0F 18

Check cooling baffles and seals for condition, security and correct installation Check engine cowling for condition, security and correct installation Check cooling gills and other cooling devices for condition, security, correct installation and proper operation Check ignition systems for condition, check all wiring and security of terminals Ensure that fuel flow at the carburettor from the tanks meet the minimum requirements Inspect the engine for evidence of fuel, oil or any other fluid leaks and for the source of any such leaks Check engine controls for proper movement and securiy 6.2 PROPELLERS INSPECTOR Work to be done TECHNICIAN Perform the relevant propeller maintenance manual checklist Check the propeller hub bolts are correctly torqued and leading edge caps are properly secured 1. Propeller mounting bolts spacer to propeller hub torqued to. Nm Check the security of attachment of propeller to the engine 1. Propeller mounting bolts spacer to engine flange torqued to Nm Check propeller for oil leaks and satisfactory operation Check propeller control systems for condition and satisfactory operation Check the propeller track is within specified limits Check metal and composite propeller blades for nicks and damage Check spinner screws for security 6.3 POWERPLANT INSTRUMENTS AND INSTRUMENT SYSTEMS Work to be done TECHNICIAN INSPECTOR Check instruments for proper installation, security, obvious defects and legibility and correctness of markings Check powerplant instruments before and during engine runs ZU OSH 01 JANUARY 2020 PAGE 13 0F 18

6.4 ENGINE OPERATION / ENGINE RUNS Work to be done TECHNICIAN INSPECTOR Verify power output is sufficient Verify RPM drop on each magneto is within limits Verify fuel and oil pressures Satisfactory operation of any engine-driven accessory or other items not specifically mentioned above 7. COMPASS SWING a. Compass swing (every 12 months, read with SA CATS 43.02.18) Work to be done TECHNICIAN INSPECTOR Verify by means of a compass swing or other means (EFIS) the accuracy of the compass fitted in the aircraft 8. MASS & BALANCE a. Mass & Balance (5 Years CAR44.01.09, read with SA CATS 43.02.07) Work to be done TECHNICIAN INSPECTOR Perform the mass and balance check 9. PITOT-STATIC SYSTEM TEST a. Pitot static test performed at annual inspection. INSPECTED AND FOUND SERVICEABLE INSTRUMENT MPI INITIAL INSPECTION FINAL INSPECTION Test obstructions and leaks. Drain water traps if applicable the pitot-static for freedom from 1 2 Test all warning unit and pitot heater Inspect the compass for discoloration and bubbles, check for freedom or rotation and ensure that the compass has been swung in accordance with the requirements and periods specified in SA-CATS 44.01.12 3 Check altimeters and airspeed indicators for accuracy. Carry out pitot-static check if applicable 4 ZU OSH 01 JANUARY 2020 PAGE 14 0F 18

INSTRUMENT MPI INSPECTED AND FOUND SERVICEABLE Inspect and check the autopilot for correct functioning during flight test 5 Inspect all instruments for proper installation security, obvious defects, legibility of markings 6 legibility and Inspect instruments for the correct functioning and test pneumatic operated 7 Inspect VSI for proper function and zero pointer 8 ZU OSH 01 JANUARY 2020 PAGE 15 0F 18

RELEASE TO SERVICE (CRS) AS PER CAR 44.01.13 (1) The release to service for a non-type certificated aircraft shall either; (a) be an entry in the flight folio; or (b) be a separate form contained in the aircraft document folder. (2) An entry to the following effect shall be made: Aircraft Registration: Aircraft type: Serial No.: I hereby certify that I am satisfied that the above-mentioned aircraft and all its equipment are in every way serviceable for flight and that all maintenance has been carried out in accordance with the Civil Aviation Regulations of 2011, as amended, and the aircraft s Accepted Maintenance Schedule. This certificate lapses at a total of hours of flight time or on .. (date), whichever occurs first, unless the aircraft is involved in an accident or becomes unserviceable, in which case the certificate is invalid for the duration of the period . Licence No.: Signed: Date: ___________ ZU OSH 01 JANUARY 2020 PAGE 16 0F 18

DEFECT SHEET Rectification of unsatisfactory items CAR 44.01.5 (1) When during maintenance or at any other time any part, product, component, equipment or item is found to be unserviceable or is unlikely to remain serviceable under normal operating conditions during the period preceding the next inspection, such rectification action as considered necessary shall be taken to ensure the continued serviceability of the part, component or item prior to releasing the aircraft to service. (2) Any maintenance carried out to restore the serviceability of any part, component, equipment or item shall be clearly recorded in the relevant logbook. (3) For the case when an unsatisfactory item cannot be rectified an entry shall be made into the relevant logbook by an appropriately rated approved AMO, AME or approved person, rated in accordance with subpart 4 of part 66, stating any limits to the serviceability of the aircraft. AP/AME/AMO licence stamp No Defect Rectification Date ZU OSH 01 JANUARY 2020 PAGE 17 0F 18

Requirements for an ATF renewal application All documents are required to process the ATF renewals are listed below. All ATF application must be sent to atf@caa.co.za 60 days ahead of expiry for processing. There is a 20 working day turnaround time for the processing and issuing of the certificate. The turnaround time is subjected to all documents and all other requirements being met. 1. Annual inspection report form CA 44.01 2. Application form CA 24-03 3. Recent Photo of aircraft in current guise (printed or e-mailed to CAA) (Not applicable for amendment) 4. Copy of valid Mass and Balance (Within last 5 years) (Not applicable for amendment) 5. Copy of Equipment List (List instruments, Radios and avionics) 6. Copy of Radio Station License or proof of payment to ICASA (Not applicable for amendment) 7. Copy of last 12 Months Flight Folio pages (Aircraft Flight records) (Not applicable for amendment) 8. Copy of Airframe Logbook (Last two annual inspections done, include all maintenance records) (Not applicable for amendment) 9. Copy of certificate of release to service. CAR 44.01.13 10. Copy of Certificate of Registration (C of R) 11. Copy of previous Authority to Fly (ATF) 12. Proof of payment of the prescribed fee as per Part 187 13. Authority to act on behalf of the owner (power of attorney), if applicable 14. Pitot static check. CAR 24.01.5 and CATS 44 Annex A, 1.3 15. Transponder check, if applicable. Aircraft operated under VFR unless authorised by the responsible ATSU, VFR. CAR 91.04.4 16. Compass Swing, 5 Years/Annually if Commercial CAR 44.01.12.The this regulation also makes provision for an alternate means of direction indicators, however it must be done through a modification approval. 17. Third Party Insurance. Section 8(5) Civil Aviation Act No.13 of 2009 18. Acceptance of maintenance schedule, amendments only or on SACAA Discretion. ZU OSH 01 JANUARY 2020 PAGE 18 0F 18