Page 53 - Demo

2.10/37
REV 16
A330
CHINA AIRLINES
REV 16
PAGE 37
L/G GRAVITY EXTENSION
Caution : Do not apply this procedure if at least one green triangle is displayed on each landing gear strut on the WHEEL SD page. This is sufficient to
confirm that the landing gear is downlocked Disregard any possible GPWS “TOO LOW GEAR” aural alert.
– MAX SPEED ..............................................................200 KT – L / G GRVTY EXTN.................................................... DOWN
Caution: Both selector guards have to be open before selecting DOWN.
! When L / G DOWNLOCKED
– L / G LEVER ......................................................... DOWN
– GEAR DOWN indications ..................................CHECK Caution: Nose wheel steering is lost, Main and nose gear doors
remain open.
If successful :
Do not reset the freefall system. This avoids undesirable effects such as further fluid loss in the event of a leak or possible L/G unlocking in the event of a gear selector valve jammed in UP position.
Note: Following the use of the freefall system for training purposes in flight, the system can be reset in flight. Provided that the green hydraulic system is available, a reset of the freefall system enables closure of the landing gear doors and operation of the nosewheel steering.
If unsuccessful :
– LDG WITH ABNORMAL L / G Procedure ........... APPLY
Note: 1) One gravity extension reset is allowed in case of “L/G GEAR NOT DOWN LOCKED” alert display.
2) On the ground the free fall system must not be reset by the flight crew.