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

Exchange and Repair

Instrument Repair



DFW's core business has always been instrument repair. Today, while instrument repair remains a cornerstone of our business, we have expanded into aircraft maintenance, avionics and test equipment. Our expertise in instrument repairs consists of a wide range of Air Data equipment, including Engine instruments, Flight Directors, Horizon Situations Indicators, Gyroscopes and various other products. Our worldwide customers include corporate and private owner/operators, Government/Military Agencies, fractional and leasing companies and aircraft dealers.

As our business has grown, our experience in the aviation community has continued to provide accurate and immediate solutions to fit all aircraft missions safely and cost effectively. We are tooled with the latest technology for Air Data RVSM certifications, along with specialized Gyro Rotor Balancing equipment to perform intricate sub-assembly overhauls on the most sophisticated gyroscopic instrumentation. Our technicians have been trained by the manufacturer to repair and overhaul aircraft instrumentation and remote equipment.

Our other support resources include hard-to-find aviation instruments, gyros and aircraft ground support equipment. We pride ourselves in seeking out the best price and timely delivery on unique item requests.


Repair, Overhaul & Recertification


Our expertise is in instrument/ equipment repairs and overhauls, which consist of a wide range of Air Data Equipment, Engine Instruments, Flight Directors, Horizon Situation Indicators, Gyroscopes, among others. Our service capabilities encompass general aviation, corporate aviation, commercial military, police and government contracts. DFW Instrument is authorized for the following Ratings and Limitations: Instruments Class 1,2,3,4, Radio Class 1,2,3 and Limited Accessories.

Our Avionics and Instrument repair capabilities include instrument rating 1,2, and 3 and limited accessory support for rotor and fixed wing aircraft. We service jet aircraft instruments used on Beechcraft, Bombardier, Cessna, Challenger, DeHavilland, Fairchild, Falcon, Fokker, Gulfstream, Jet Commander, helicopter instruments, including those used on August, Bell, Airbus, Hughes/McDonnell/ Douglas MBB, Sikorsky, and others. Our services include: panel instruments and remotes. We also service landing lights and search lights for helicopters.

DFW Instrument is proud to provide reliable customer service with every transaction.

Customer Value Added Features:


  • Support for a wide range of Aircraft Instruments
  • Large Inventory of Exchange and Rotable Units
  • AOG Service Available
  • Competitive Prices
  • Computer Generated Certificates
  • Same Day shipping Available Upon Receipt of Purchase Order in Most Cases
  • Walk-Ins are Welcome
  • Special Foam Packaging
  • Copies of Documentation/ Shipping Information Issued Prior to Shipping
  • DFW Instrument is near DFW and Love Field with Hangar/ Ramp Access to Addison Airport (KADS)


Repair Capabilities 


DFW Instrument, LLC currently performs maintenance, preventative maintenance or alterations on many airframes from several manufactures including:

  • Beechcraft
  • Cessna Aircraft Company
  • Gulfstream Aerospace
  • Bombardier, Inc.
  • Dassault-Aviation
  • Israel Aircraft Industries, Ltd.
  • Raytheon Aircraft Services
  • Lockheed Martin Aircraft Co.
  • Twin Commander Aircraft Corp.
  • Piper Aircraft Corp.

For a more comprehensive list of airframes serviced, please download our capabilities list.

Feel free to contact us via telephone, e-mail or in person to answer any questions that you may have. If you have a specific requirement that needs to be addressed, we can help you with those requests in a time-sensitive manner.




We have a large stock of rotable units for exchange when your time requirement does not allow you to have your instruments and avionics repaired. When you ship us a repairable core, we send a replacement that is tested, repaired, and/or overhauled to standards set by the OEM. This service helps our customer reduce the need to carry any excess inventory and minimize cost. Helping manage repairs more effectively is our goal!


Exchange Policy


Exchange and Loaner Agreements

Exchange Policy Form


DFW Instrument, LLC maintains an extensive list of products available for immediate exchange or loan.

Over the past 20 years, we have become one of the industry’s most reliable sources for overhaul/exchange of instruments and avionics. We are committed to quality, service and value, and seek innovative ways to serve your needs while providing the highest standard product and service possible. We are flexible and able to make immediate process improvements, so we can ensure we are providing the performance you deserve.

Providing Business and General Aviation with overhaul/exchange instruments is, and will remain, a core of our business. We maintain an inventory of thousands of exchange units at our facility. A single phone call or (Work Request Form) can provide you access to our complete inventory which includes everything from overhauled gyros and autopilot systems, to turn & bank indicators… to name a few.

Exchange Policy

The core charge will be collected upfront to all customers without Net 30 terms and for international customers. If payment preferred is credit card, two separate transactions will occur: one charge for the exchange and one pre-authorization for the core. If customer prefers to pay via check, the customer can choose to either pay with one check or two. We will hold the “core” check for fourteen (14) days before depositing. Once we have received an acceptable core, we will refund the core charge either by withdrawing the pre-authorization on the credit card or by returning the held check. Domestic customer core is due within 14 days from ship date/ International customer cores are due within 18 days from ship date.


Exchange prices are quoted on the basis that the customer will return a core(s) of the same part number as invoices, in normal, repairable condition in compliance with any applicable F.A. R’s. All prices and charges are in U.S dollars, exclusive of any customs duties, taxes, shipping fees or special handling and are subject to change without notice. DFW reserves the option to reject any returned core units that are unacceptable.

Acceptable Cores

An acceptable core is a unit of identical type and part number as the exchange unit provided by DFW and must be in repairable condition. DFW reserves the right to refuse acceptance of any unit that has been subject to damage beyond normal wear and heat or inept repair attempts.

Unacceptable Cores

An unacceptable core is a unit that has been damaged from external causes such as fire, crash submersion, cannibalization, inept repair, abnormal wear, etc. If abnormal damage is found, either at the time of exchange or later during overhaul, the exchange price will not be applicable. Instead, the customer will be invoiced on a time and material basis for the abnormal work performed. Plus, the cost of the exchange unit. If an exchange core is found to be Beyond Economical Repair, the customer will be invoiced for the core charge. If an acceptable core is received over thirty (30) days past the date of invoice, DFW reserves the right to credit the core charge a 20% late fee and/or billed at a rate of $60.00 per day until received.

Late Core Returns

Exchange core units must be returned to DFW within 2 weeks (10 business days) from the shipping date of the exchange unit or late charges will be accrued until item is returned. If a core is not returned, DFW will invoice for an outright purchase at current market or replacement cost.   An extended core return deadline will only be considered at the time of sale. If an acceptable core is received over thirty (30) days past the date of invoice. DFW reserves the right to credit the core charge a 20% late fee and/or billed at a rate of $60.00 per day until received.


Exchange equipment will carry a six (6) month limited warranty for use in pleasure or Corporate Aircraft Operators and three (3) months limited warranty for use in Commercial Airlines of Flight Simulators. DFW’s obligation under this warranty, however, shall be limited to workmanship or labor performed and replacement of any article completed at the time of repair/overhaul. Warranty will be denied if the units DFW seals have been broken and /or the unit has been tampered with.