16445 Addison Road
2nd Floor
Addison, TX 75001
Call Us! 1-214-217-7600

Aircraft Maintenance/ Avionics

Aircraft Maintenance & Avionics

As a fully certified Part 145 facility specializing in King Air and Citations, we have experience servicing any airframe from light GA to heavy Part 25 aircraft. Our dedicated team and our world class facilities in Addison, TX (KADS), can support numerous aircraft simultaneously and we offer AOG and field support throughout DFW and within (but not limited to) 300 miles of the airport. Our complete service offering includes: pre-buy inspections, phase inspections and corrective maintenance actions, instrument/avionics repairs and complete avionics upgrades/refurbishments for fixed wing and rotorcraft.

  • Pre-Buy Inspections
  • Maintenance Phase Inspections
  • 91.411 and 91.413 Compliance certifications
  • RVSM inspections
  • Avionics Installations & troubleshooting
  • FAA Certified Repair Station #DZMR112L
  • EASA 145.6555
  • Cage Code# 3PTA2

Aircraft Repair and AOG Services

DFW Instrument has an experienced field services team providing AOG support, RVSM, and other services within 300 miles of the Addison airport KADS. Our Field Support Team is backed by a full-service avionics and instrument repair shop that can, in many cases, provide same day turn around on instrument and radio repairs. If same day repair is not an option, we also have a large exchange pool of rotables.

As Dealers for most major avionics OEM’s including Rockwell Collins and Honeywell we can also sell and support the Corporate Aircraft Service Program (CASP), Honeywell Avionics Protection Plan (HAPP) and MPP programs. As a company, we strive to meet our customer’s needs in the most timely and cost-effective way possible.

RVSM Certifications & Inspections

Our Avionics Field Support Team can provide RVSM Compliance certifications on nearly any aircraft in Texas and the surrounding area. We understand that every aircraft is different and every RVSM solution is different with specific tasks to comply with both 12 month and 24-month recurrent requirements. Our full service RVSM certification process includes 91.411 and 91.413 compliance along with air data systems inspections, skin contour, mapping and inspections, pitot probe alignment certifications, and maintenance tracking updates.

91.411 & 91.413 Certifications

Our Avionics Field Support Team can provide 91.411 and 91.413 Compliance certifications on nearly any aircraft in Texas and the surrounding areas. We understand that every aircraft is difference and with the ever-changing upgrades in avionics suites, current and up to date knowledge on both modern digital and legacy analog systems is a must. Our full- service certification process includes altimeter and air data system certifications along with the required transponder and altitude correspondence testing and certification.

Instrument Repair

Precision ramp test equipment and extensive technical experience, provides DFW Instrument with the ability to accurately troubleshoot and repair most avionics related squawks in all types of aircraft. Our expertise is in instrument/ equipment repairs, which consist of a wide range of Air Data Equipment, engine Instruments, Flight Directors, Horizon Situation Indicators, Gyroscopes, among others. DFW Instruments is authorized for the following Ratings and Limitations, Instruments Class 1-4, Radio Class 1-3 and Limited Accessories. DFW Instruments provides line support for aircraft maintenance and FBO operators including complete avionics systems Inspection, Repair, Troubleshooting, and RVSM FAA.FAR 91.411/91.413 altimeter and transponder bi-annual inspections.

For more information on our full capabilities and/or pricing and availability inquires, please contact our maintenance department at avionics-maint@dfwinstruments.com or call 214-217-7600.

CASP/HAPP/MPP Protection Plans

Rockwell Collins Corporate Aircraft Service Program (CASP)


CASP offers corporate aircraft operators maintenance for the avionics and cabin entertainment equipment onboard your aircraft. Rentals, exchanges, component repairs, comprehensive reliability upgrades, equipment removal and refit coverage are included.


Honeywell Avionics Protection Plan (HAPP)


Designed for both general aviation and business aviation, the Honeywell Avionics Protection Plan (HAPP) is an extended warranty program that offers full coverage of your avionics.


Mechanical Protection Plan


Designed for both General Aviation and Business Aviation, the Mechanical Protection Plan (MPP) is an extended warranty program that offers full coverage of your Environmental and Cabin Pressure Control Systems.