No. |
Document ref no. |
Subject |
Issue date |
For the attention of |
Applicability |
---|---|---|---|---|---|
1 |
Recommended guidance for upset prevention and recovery practices, and maintenance of unresolved or deferred autoflight systems issues as part of ongoing continued operational safety activities related to an accident of a Boeing Model 737-500 airplane |
01-Mar-2021 |
Aircraft Operators and Approved Maintenance Organisations (AMO) |
Boeing Model 737-300/-400/-500 series airplanes |
|
2 |
Possible interference to radio altimeters from 5G applications |
14-Jun-2021 |
Aircraft Operators |
Aircraft equipped with radio altimeter (RA) |
|
3 |
Contamination of Air Data Systems During Aircraft Parking and/or Storage due to the COVID 19 Pandemic | 30-Jul-2021 |
Approved Maintenance Organisations (AMO) and Aircraft Operators |
All parked aircraft, and specifically aircraft that have been stored due to the COVID 19 pandemic |
|
4 |
Inspection of Lavatory Fire Extinguishing Bottles on Aircraft Parked or Stored for a Prolonged Periodof Time in a High Temperature Environment | 30-Jul-2021 |
Aircraft Operators |
All aircraft that have been parked or stored for a prolonged period in a high temperature environment |
|
5 |
Preventing Carbon Monoxide Poisoning in Piston Engine Aircraft |
19-Aug-2021 |
Aircraft Operators |
All piston engine aircraft have the potential for Carbon Monoxide (CO) poisoning from cracked exhaust units and unserviceable heat exchange assemblies. This situation can be further exacerbated by the CO gas penetrating through an unsealed firewall and can go unnoticed through the fitment of inadequate or inappropriate CO detection units. |
|
6 |
Guidance for Safety Monitoring and Managing Aircraft Airworthiness for Operations During and Post COVID 19 Pandemic |
19-Aug-2021 |
Aircraft Operators |
– |
|
7 |
Aeroplanes with Cable driven Flight Controls Frayed Flap Extend Cables |
09-Feb-2022 |
Aircraft Operators |
All aeroplanes with cable driven flight controls |
|
8 |
Cessna 208 Elevator and Rudder Torque Tubes |
30 July 2022 |
Aircraft Owner, Aircraft Operators and Approved Maintenance Organisations (AMO) |
Cessna 208 and 208 B Elevator and Rudder Torque Tubes Corrosion and Cracks |
|
9 |
Suspected Unapproved Parts (SUP) Awareness and Reporting |
06July 2023 |
Maintenance organisations, Aircraft owners, Operators, Independent certifying staff, Manufacturers, and Parts suppliers |
Aviation industry |