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Old 16th Feb 2014, 16:03
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Magnetic Iron
 
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A 320 Landing with abnormal landing gear

1) If you were to have a Landing gear abnormal with one Landing gear abnormal.

Airbus says reduce fuel to a safe minimum. Which leaves a fair bit of latitude.

Airbus does not discuss the possibility of a low pass by the tower over the runway so ATC can have a good look at your undercarriage situation. ( Also you could burn excess fuel doing this ). Does anyone know why ?

As you are so sure not having a gear down from not having the Ldg gear memo and or green triangle ?

2) EASA AD No.: 2013-0288
How does compliance with these AD´s work ? How long does a operator have to fix such items ? Could one provide a link regarding AD compliance or it depends on the operators MCM ?

Have many of you out there experienced problems with the MLG door actuators ?


¨Prompted by these findings, EASA issued Emergency AD 2013-0132-E to require identification of the affected aeroplanes to establish the configuration and, for those aeroplanes, repetitive inspections of the opening sequence of the MLG door actuator and, depending on findings, replacement of the MLG door actuator. That AD also provided an optional terminating action by disconnection of the interlink for certain LGCIUs, or in-service modification of the aeroplane through Airbus SB A320-32-1407 (equivalent to production MOD 153655).



Some operators reported slow operation of the main landing gear (MLG) door opening/closing sequence, leading to the generation of ECAM warnings during the landing gear retraction or extension sequence.
Investigations showed that the damping ring and associated retaining ring of the MLG door actuator deteriorate. The resultant debris increases the friction inside the actuator which can be sufficiently high to restrict opening of the MLG door by gravity, during operation of the landing gear alternate (free-fall) extension system.
This condition, if not corrected, could prevent the full extension and/or down locking of the MLG, possibly resulting in MLG collapse during landing or rollout and consequent damage to the aeroplane and injury to occupants.
EASA AD 2006-0112R1 was issued to require repetitive inspections of the opening sequence of the MLG door in order to identify the defective actuators, and to introduce as an optional terminating action Airbus production Modification¨

Thanks in advance.
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