Global Regulatory Update, March 14-20, 2021

EASA has issued airworthiness directive 2021-0062 for CFM56-5Bs, requiring inspection and replacement of low pressure turbine rear frames, effective March 19, 2021.

EASA has issued airworthiness directive 2021-0061 for Airbus A350-1041s and -941s, requiring modification of flight warning system and amending aircraft flight manual for RAM air turbine performance, effective March 19, 2021.

EASA has issued airworthiness directive 2021-0063 for Airbus A380-841s, -842s and -861s, requiring replacement of steel braided polyurethane flexible oxygen hoses, effective March 19, 2021.

EASA has issued airworthiness directive 2021-0064 for Fokker F28 Mark 0070s and 0100s, requiring inspection of forward pressure bulkhead, effective March 19, 2021.

EASA has issued airworthiness directive 2015-0197R1 for Airbus A380-841s, -842s and -861s, requiring inspection and repair of fuselage frame 74 to 90 shim sheet on section 18.1, effective March 15, 2021.

EASA has issued proposed airworthiness directive 21-035 for Airbus A380-841s and -842s, amending master minimum equipment list for handling bleed valve inoperative, effective 14 days after airworthiness directive is issued.

EASA has issued proposed airworthiness directive 21-036 for Airbus A330s and A340s, amending air data reference on master minimum equipment list, effective 14 days after airworthiness directive is issued.

EASA has issued proposed airworthiness directive 21-037 for Airbus A330s, A300-600s and A310s, requiring inspection of hydraulic power fire shut-off valves, effective 14 days after airworthiness directive is issued.

EASA has issued proposed airworthiness directive 21-040 for Airbus A380-841s, -842s and -861s, requiring inspection and replacement of wrong materials in cabin and cargo compartment parts, effective 14 days after airworthiness directive is issued.

EASA has issued airworthiness directive 2021-0068 for Airbus A340-541s, -542s and -642s, requiring replacement of trimmable horizontal stabilizer actuator, effective March 25, 2021.

FAA has issued airworthiness directive 2021-06-03 for all Boeing 777Fs, requiring deactivating the potable water system, effective March 5, 2021.

FAA has corrected airworthiness directive 2021-02-12 for all Airbus A330-200s, A330-200 freighters, A330-300s and -900s, A340-200s, -300s and -600s, A380-800s and A350-941s and -1041s, correcting errors in references to EASA airworthiness directive, effective March 30, 2021.

FAA has issued airworthiness directive 2021-04-14 for certain Airbus A350-941s and -1041s, requiring a onetime detailed inspection of the seat tracks between certain frames for suitable corrosion protection or presence of corrosion, and on-condition actions if necessary, effective April 9, 2021.

The U.S.’s National Transportation Safety Board has issued an investigative update for United Airlines Flight 328 engine failure event, containing facts gathered but not analysis or probable causes.