probing the emergency landing of an Austrian Fokker 70 outside Munich on 5
January have discovered ice-protection devices on both Rolls-Royce Tay engines
had broken away from the cowlings.
other Fokker 70 aircraft in the Austrian and Austrian Arrows fleet have been
recalled by the carrier’s technical division in order to undergo immediate
checks on the devices, known as ice-impact trays.
trays are mounted behind the engine blades and are designed to protect the
engine core from the possibility of ice-fall while flying in freezing
follows preliminary revelations from German investigators stating the crew
reported that both Rolls-Royce Tay powerplants on the crashed aircraft lost
power while approaching Munich Airport.
says that while the loss of the ice-impact trays has been determined, it is not
wishing to pre-empt the formal investigation into the accident, which badly
damaged the aircraft – although all 32 passengers and crew escaped serious
the panels broke away has not yet been established,” says Austrian. “This is
one of the objects of the on-going investigation.”
trays in the other nine Austrian and Austrian Arrows Fokker 70s are being
checked in order to see whether they are secure and in good condition.
detailed analyses by the technical department raised questions regarding the
system used for the mounting of the ice-impact trays,” says the carrier, adding
that these issues are being addressed by Rolls-Royce and other specialists.
technical department has also introduced tighter maintenance procedures
following the accident. These include inspection of the ignition and de-icing
accident investigation authority BFU says in an initial statement that the
aircraft’s flight recorders have been sent to the agency for analysis. But it
adds little else, saying simply: “The aircraft could not hold the intended
flight altitude during the approach procedure, for reasons not yet determined.”
is participating in the investigation. A spokesman says: “We are co-operating
fully with the inquiry. The investigation into the precise circumstances is
on-going. Clearly the full facts will be published when this is complete. It is
not appropriate for us to speculate during an active inquiry.”
assessors and maintenance company Fokker Services are examining the crashed
aircraft to determine the extent of the damage and the prospects for repairing