04.2013 –
”Terem – Georgi Benkovski” in cooperation with AERO Vodochody /Czech Republic/ has initiated the overhaul activities aimed at recovering the airworthiness of L-39 ZA trainer jets , belonging to the Air Force of the Republic of Bulgaria. The activities comprise airframe and power units overhaul, as well as extension of the aircraft’s time between overhaul /TBO/.
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