Field & AOG Services

Engine On-Wing Support and Field Maintenance Services

Pem-Air offers two critical service categories in maintaining the safety, efficiency, and longevity of jet engines: On-wing support and field maintenance that cover a wide range of activities to ensure safety and reliability. Our On-wing Support involves direct maintenance on the aircraft or engine during operational service, while our Field Maintenance covers a broader scope of services performed outside dedicated maintenance facilities.

In addition, Pem-Air offers AOG Support to mitigate significant disruptions to flight schedules and operations. Read more about our AOG Support here.

As a FAA and EASA certified 145 repair station, Pem-Air Turbine Engine Services is a recognized leader in jet engine field support wide variety of turbine engines, such as:

CFM International: CFM56-2/-3/-5/-7
Engine Alliance: GP7200
GE: CF34, CF6, GE90
IAE: V2500
Pratt & Whitney: JT3D/TF33, JT9D, PW2000, PW4000
Rolls Royce: RB211, Trent 700, 800

We offer timely, dedicated support services consisting of a range of solutions, ultimately eliminating the need for costly, time-consuming shop visits, reducing operator costs and maximizing engine on-wing time. Our team of service professionals will dispatch certified A&P technicians to the flight line to provide repair solutions that will help avoid unscheduled engine removals. Alternatively, you have the option to fly your aircraft directly to our MRO Engine Center.

Light Maintenance (Minimal Penetration):

Boro-blending/Borescope blade blending for minor blade imperfections
Engine preservations
Borescope, digital measurement and Non-Destructive Testing (NDT) Inspection
Troubleshooting Engine Performance
Variable Stator Vanes (VSV)/Variable Bleed Valves (VBV), static rigging

Hospital Visit (Check/Repair):

HPC repair/Top Case repair, depending on the severity
Decoking of oil lines
Minor blade and shroud repair
Low-Pressure Turbine (LPT), Booster, High-Pressure Turbine (HPT) module changes

Performance Restoration (Gas Path):

Addressing specific LPT deflectors, LPT mid-frame cracks, LPT hot section cracks, LPT repairs
Low-Pressure Compressor (LPC)/HPC/HPT/LPT rotor balancing, dynamic and static
Moment weighing of blades 1+2 HPC, Stage 1+2 HPT, All LPT Blades
On-site Vibration/trim balance assessments

Restoration/Overhaul:

Main Gearbox, Accessory Gearbox (AGB), and Transfer Gearbox (TGB) Replacement
Fuel nozzle exchanges
Quick Engine Change (QEC) swaps, conversions
Fan disk and blade replacement
Line-Replaceable Units (LRU) replacement
Full module repairs

Additional Services We Offer:

Airworthiness Directive (AD) and Service Bulletin (SB) compliance services
Engine removal and installation
AOG support worldwide 24/7/365
On-wing Testing Maximum Power Assurance (MPA) certification
FAA/EASA dual release capability

AOG Support

Unlike standard jet engine field services, which typically involve scheduled maintenance and routine checks, an Aircraft on Ground (AOG) event is an unexpected and critical situation where an aircraft is unable to operate due to technical issues.

As these events can occur at any time causing significant disruptions to flight schedules and operations - Pem-Air's Turbine Engine AOG support services ensure that our customers receive immediate, reliable, and effective support 24/7/365. Our rapid response team is always on standby, ready to deploy to any location to address AOG events swiftly and efficiently. This dedicated team is equipped with the expertise and tools necessary to get your aircraft back in the air as quickly and safely as possible.

We understand the critical nature of AOG events and prioritize resolutions to minimize downtime and operational impact. With Pem-Air's comprehensive AOG services, you can trust that your aircraft will receive the highest level of care and attention, ensuring a swift return to service and maintaining the reliability of your fleet.

Our AOG support team can be reached at aog@pem-air.com.