Inclusion of a TLU FAULT warning [CAUTION] and its effect to ATR
Implemented
Aviation L
Accident
30.10.2013
L2012-08/S3
Suosituksen perustelu
On page 56, Section 2 of the ATR 42/72’ OM-B (rev. 12/10.5.2011) it is explained what the terms WARNING, CAUTION or Note mean when it comes to the procedure, technique or other matters relevant to the situation at hand. Cautions are used in view of situations which can result in damage to the aircraft if the procedure or instruction is not carefully followed.
Recommendation
Safety recommendation 3 (checklists): Safety Investigation Authority, Finland recommends that the manufacturer of the ATR aircraft include in the FCOM and other relevant instructions a TLU FAULT warning [CAUTION] of limited rudder travel and of the considerably reduced directional controllability during the approach and landing when the TLU system is in the HI SPD mode.
Toimenpide-ehdotukset
On page 56, Section 2 of the ATR 42/72’ OM-B (rev. 12/10.5.2011) it is explained what the terms WARNING, CAUTION or Note mean when it comes to the procedure, technique or other matters relevant to the situation at hand. Cautions are used in view of situations which can result in damage to the aircraft if the procedure or instruction is not carefully followed.