23-Feb-2015 Source: Bundeswehr
[electronic translation] In the incident with a NH90 on 19 June 2014 in Termez / Uzbekistan occurred in connection with the engine stagnation in triggering the fire extinguishing system of the engine to a short circuit in the overhead Control Panel. To this end, the company announced AIRBUS Helicopter the Ministry of Defense and the Federal Office for equipment, information technology and use of the Armed Forces on February 6, 2015, that cause a design error in the overhead Control Panel is for the short.
The need for this error technical improvements are currently being developed by the manufacturer. The implementation of constructive change to all affected NH90 by the industry is, however, not be possible at short notice.
To bridge this period, the Bundeswehr has analyzed the existing methods and developed in close coordination with all agencies involved adjustments. One of several adaptations, for example, the venting before every engine start to rule out a preliminary damage. The risk of stagnation engine and related malfunctions in OHCP can be minimized set responsible measure.
When using this method adapted an Interim Operations of the NH90 is possible to implement a constructive solution.
Consequently, the Air Safety Committee has the air carrier Office of the Armed Forces on February 20, 2015 the Inspector of the Army recommended to gradually resume operations NH90 as interim operations using the modified method again.
The Inspector of the Army has concurred with the recommendation.