APAS CHILE DGAC CHILE-CMA-655
FAA-CRS APAY048E
APAS CHILE ANAC
APAS CHILE AFAC-CO-267/24
APAS CHILE IDAC-CO-267/24

Heavy Maintenance & C-Checks for Narrow-Body Fleets

Major Inspections, Structural Repairs & Component Replacements

APAS Chile provides certified heavy maintenance for narrow-body fleets, with specialized capability for Airbus A320 Family (NEO/CEO) and Boeing 737 aircraft.

With three modern hangars and capacity for up to four active C-Check lines, we support airlines, lessors, and government operators seeking reliable turnaround times, strong technical oversight, and complete regulatory compliance.

Schedule a Heavy Maintenance Slot

Heavy Maintenance Capabilities

Major Inspections

  • C-Checks for Airbus A320 Family (NEO/CEO) and Boeing 737 fleets

    Comprehensive airframe and systems inspections performed at scheduled intervals to maintain long-term reliability and regulatory compliance.

  • Progressive inspections

    A distributed inspection method that reduces downtime by spreading tasks across multiple visits.

Structural Maintenance

  • Structural inspections and repairs

    Assessment and correction of fuselage, frames, skin panels, and supporting structures.
    3D scanner inspections

  • 3D scanner inspections

    Advanced digital measurement used to evaluate structural alignment and detect deviations.

  • CPCP (Corrosion Prevention & Control Program)

    Corrosion detection, treatment, and long-term prevention tasks required by OEMs and aviation authorities.

Major Component Replacements

  • Landing gear replacement

    Complete removal and installation of landing gear assemblies to restore structural and functional integrity.

  • Flight surface replacement

    Installation and alignment of ailerons, spoilers, flaps, elevators, and other flight control surfaces.

  • Engine changes and related checks

    Engine removal and installation, including system verification following reinstallation.

Fuel Tank Work

  • Fuel tank inspections, repairs, and leak resolution

    Access, evaluation, sealing, and repair of fuel tank components to ensure safety and compliance.

  • Internal component evaluation

    Inspection of pumps, valves, wiring, and structures within the tank area.

Modifications & Reconfigurations

  • STC applications

    Installation of modifications and upgrades approved through Supplemental Type Certificates.

  • Cabin conversions and reconfigurations

    Interior layout changes, fleet standardization adjustments, and customer-specific reconfigurations.

How We Work — Heavy Maintenance

Our heavy maintenance workflow is designed for precision, traceability, and predictable turnaround times:

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01

Aircraft Induction & Documentation Review

Technical packages, MPD tasks, SB/AD requirements, and customer work orders are validated.
02

Zone Access & Disassembly

Aircraft is prepared for inspection and major component removal where applicable.
03

Structural & System Inspections

C-Check tasks, CPCP inspections, and 3D scanning are performed with findings documented.
04

Repairs & Component Replacements

Structural repairs, flight surface changes, landing gear tasks, and engine changes executed.
05

Reassembly & System Testing

Panels, interiors, and systems restored; functional tests and operational checks performed.
06

Quality Review & Return-to-Service

Documentation finalized under DGAC CMA-655 and FAA APAY048E regulatory oversight.
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why choose APAS CHILE, precision repair engineering

Why chose APAS

APAS Chile delivers precision and reliability in every heavy maintenance program. From C-Checks to structural repairs and component replacements, our teams work under certified procedures and strict quality control to ensure each aircraft returns to service safely, efficiently, and on schedule.

01

Proven capability in A320 Family (NEO/CEO) and B737 major checks

02

Full integration of support shops (components, NDT, calibrations)

03

Reliable customs environment and bonded warehouse at SCLº

04

Strong backing from SIP Aviation Group

05

Predictable TAT and cost-efficient project planning

06

* Ability to support redelivery, lease transitions, and structural programs

Plan Your Next C-Check With Confidence

Our heavy maintenance lines deliver certified C-Checks, structural repairs, fuel tank work, and major component replacements with predictable turnaround times.

Request a Heavy Maintenance Slot

Facilities Supporting Heavy Maintenance

Heavy maintenance is performed inside APAS Chile’s large-scale infrastructure located within Santiago International Airport (SCL):

  • Three modern hangars totaling over 55,000 m²
  • Capacity for up to 4 simultaneous C-Check lines
  • Ability to accommodate 10+ aircraft for parking and maintenance
  • Dedicated zones for structural work, fuel tank access, and major component replacement
  • Bonded warehouse inside SCL for fast material access
  • Direct runway access for efficient aircraft movement

These features enable consistent turnaround times and make APAS one of the most capable MROs in the region.

Speak With Our MRO Specialists

APAS CHILE MRO facilities at Santiago International Airport for integrated maintenance.

Need Additional Support?

Explore Our Full Capabilities

Explore Our Full MRO Services

APAS CHILE integrated MRO solutions for airbus and Boeing fleets, engineers working

Line Maintenance

Transit, daily, and weekly checks; troubleshooting; LRUs; FDR downloads; on-wing engine support.

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Engine Shop

Minor maintenance, QEC swaps, borescopes, gearbox replacement, thrust rating modifications.

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Accessory Shops

Repairs and overhaul for pneumatics, hydraulics, avionics, wheels & brakes, composites, radomes, and more.

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NDT – Nondestructive Testing

Eddy current, ultrasonic, magnetic particle, and fluorescent penetrant inspections.

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Complementary MRO Support Services

Calibrations, GSE/handling, bonded warehousing, and Part 147 training.

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Preguntas Frecuentes

Contact Our MRO Team

APAS CHILE contact our comprehensive MRO services team

What aircraft types does APAS Chile support for heavy maintenance?

We provide heavy maintenance for the Airbus A320 Family (NEO/CEO) and Boeing 737 fleets.

Can APAS Chile perform full C-Checks?

Yes — APAS operates up to four C-Check lines simultaneously inside its SCL facilities.

Does APAS conduct structural repairs?

Yes — including structural inspections, CPCP work, 3D scanner inspections, and airframe repairs.

Can APAS support landing gear and engine changes?

Yes — major component replacements are part of our core heavy maintenance capabilities.

Do you handle cabin modifications or reconfigurations?

Yes — APAS performs cabin conversions and layout reconfigurations in accordance with customer requirements and STC approvals.