141-180

• Minimum rest period before duty starts: 8 hours.
• Maximum duty hours for scheduled aircraft maintenance: 12 hours.
• Maximum duty hours due to unscheduled aircraft unserviceability: 16 consecutive hours or 20 hours in 24 consecutive hours.
• Mandatory rest after unscheduled maintenance: 10 hours.
• Mandatory rest after seven consecutive days: 24 hours.
• CAAP license renewal period: Within 30 days before expiry.

AMT License Renewal

• Requirements include a notarized application and proof of service at an AMO.
• If the license expired within 60 months, it goes back to the initial application process.
  • Within 24 months of expiry, the applicant must pass the CAR test.
  • After 24 months of expiry, the applicant must pass the CAR test and recurrent training at an AMO.
• AMT License duration: 5 years.
• An expired license holder cannot exercise its privileges.

Recent Experience Requirement for AMT

• Must be deemed able to do the work by the Authority within 6 months of the preceding 24 months.
  • Must not serve as AMT.
  • Must not supervise other AMTs.
  • Must have received recurrent training from an AMO within the preceding 24 months.
• Fabricated parts cannot be sold or supplied externally.
• Fabrication of parts falls under PCAR Part 6 approval.
• LTP (Licensed Training Provider) may fabricate a limited range of parts during work within its facility.
• LTP cannot fabricate parts for forward supply, sale, or onward supply.
• Fabricated parts are not eligible for an airworthiness approval tag (CAAP Form 1).
• A Parts Serviceable Tag (F12-015L) is used as an internal document for releasing and controlling fabricated products during maintenance.
• Fabricated part records must be kept for 2 years or until the product is permanently removed from service.

EWIS (Electrical Wiring Interconnection System) Target Groups

• Target Group 1: Staff performing wiring system maintenance (Avionics).
• Target Group 2: Staff performing maintenance inspection on EWIS (Inspectors/Avionics).
• Target Group 3: Staff performing electrical/Avionic Engineering on in-service aeroplanes, authorized to design EWIS installations, modifications, and repairs (electric/Avionics Engineer).
• Target Group 4: Staff performing general maintenance/inspection not involving wire maintenance, but may require removal/reconnection of electrical connective devices (inspector/A&P/Cabin Mechanic).
• Alterations to wings or control surfaces affecting flutter and vibration are considered airframe major modifications.
• Changes to the basic design of fuel, oil, cooling, heating, cabin pressurization, electrical, hydraulic, de-icing, or exhaust systems are airframe major modifications.
• Calibration and repair of instruments are appliance major repairs.
• Modification: Alteration of an aircraft or aeronautical product in conformity with an approved standard.
• Licensed Mechanic / Owner is responsible for ensuring aircraft maintenance records are up to date.
• Disassembly of an engine crankcase or crankshaft is a Powerplant Major Repair.
• Simple preservation and replacement of small standard parts not involving complex assembly are preventive maintenance.
• Replacing/cleaning spark plugs and setting spark plug gap clearance is preventive maintenance.
• Installing an unapproved accessory for the engine is a powerplant major modification.
• Modifying a basic design not according to the appliance manufacturer's recommendation or applicable Airworthiness Directive is an appliance major modification.
• Removal/Installation/Repair of Landing Gears is classified as Preventive Maintenance.
• Philippine-registered aircraft used for commercial or aerial work must be weighed every 3 years.
• Re-weighing of RP aircraft:when the Director General directs or when used for commercial operation and CAAP approved weigh control program.
• A continuous record of modifications and their impact on mass and CG limits must be maintained for all aircraft.
• Part 5 (Airworthiness): This regulation prescribes requirements for the certification of aircraft and aeronautical components.
• Return to service: A document signed by an authorized AMO representative after inspection, repair, or modification on an aircraft, engine, or propeller, releasing it for service.
• Installation of a propeller de-icing system is a propeller major modification.
• Changes in the basic design of radio communication and navigation equipment that could affect frequency stability, noise level, sensitivity, distortion, or spurious radiation that affect the performance of the equipment are considered appliance major modifications.