APU, generally located in the tail section of the airplane, is a turbo-shaft gas turbine which supplies air and electricity to the airplane. Main functions of APU are listed below:

• It functions as a starter for main engines
• It can meet all electricity needs of the airplane by means of a generator installed on APU
• It runs the anti-icing system
• It provides air condition and pressurization of the cabin.

Being established in 1972 as an integral part of Engine Shop, APU Shop has been in service for aviation industry sector for over 30 years.  Starting with minor repairs on GTCP85-98CK of Boeing 727, GTCP85-98D of DC9 and TCSP-700 of DC10 in 1979. the shop became able to perform overhaul and performance tests of APU’s in its capability after building its own Test Cell in 1981. APU shop is an FAA & EASA approved facility and authorized to issue release certificates of both agencies.

APU Shop Capability List

APU shop is capable of overhauling, repairing and testing APU types below:

APU Shop will serve as an “Authorized Repair Station” of Hamilton Sunstrand Corporation.

In addition to the THY fleet, APU Shop has also been serving customers both from Turkey and abroad.