S 095-015

 (16)
 Remove the ground locks from the main landing gear (AMM 09-11-00/201).

 S 865-069 WARNING: MAKE SURE ALL PERSONS AND EQUIPMENT ARE AWAY FROM THE LANDING
_______ GEAR DOOR OPERATION AREA. A FAST MOVEMENT OF THE LANDING GEAR DOORS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (17) Move the ground release handles for the main landing gear to the doors closed position.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 S 735-056
 WARNING: MAKE SURE ALL PERSONS AND EQUIPMENT ARE AWAY FROM THE LANDING
_______ GEAR AND DOOR OPERATION AREA. A FAST MOVEMENT OF THE LANDING GEAR AND DOORS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (18)
 Do a test of the indication for the wing landing gear and doors:

 (a)  
Move the control lever to the DN position. 1) Make sure the GEAR DISAGREE indication goes out of view on the top EICAS display. 2) Make sure the GEAR DOOR indication goes out of view on the

 top EICAS display when the doors close. 3) Turn the EIU switch on the P2-4 panel between L, C, and R. 4) Make sure the GEAR DISAGREE indication does not come into
 view for the three EIUs. 5) Make sure the GEAR DOOR indication does not come into view
 for the three EIUs. 6) Make sure the top EICAS display shows one DN box. 7) Make sure the EICAS lower display shows that all doors for
 the wing landing gear are closed. 8) Turn the EIU switch on the P2-4 panel between L, C, and R. 9) Make sure the gear DOWN indication comes into view on the
 top EICAS display for the three EIUs. 10) Make sure the EICAS lower display shows the doors closed indication for all landing gear for the three EIUs.
 (b)  Move the control lever to the UP position. 1) Make sure the control lever moves to the UP position.
 NOTE: You must not use the switch for the lever lock
____ override. This shows the installation for the proximity switch targets for the tilt sensors of the landing gear is correct.
 2)  Make sure the gear in-transit indication (a slashed box) on the top EICAS display shows when the landing gear starts to retract.
 3) Make sure the landing gear retracts.
 4) Make sure that the doors close.
 5) Make sure the gear UP indication comes into view on the top

 EICAS display. 6) Turn the EIU switch on the P2-4 panel between the L, C, and R EIUs. 7) Make sure the gear UP indication comes into view for the three EIUs. 8) Stop for 10 seconds after the UP indication comes into view. 9) Make sure the gear UP indication goes out of view on the top EICAS display.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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MAINTENANCE MANUAL

 10) Make sure the DOOR CLOSED indications come into view on the
 EICAS lower display. 11) Move the control lever to the OFF position. 12) Make sure the DOOR CLOSED indication comes into view on the
 EICAS lower display for the five landing gear.
 (c)  Move the control lever to the DN position. 1) Make sure the gear in-transit indication on the top EICAS
 display shows when the landing gear starts to extend. 2) Make sure the landing gear extends. 3) Make sure the doors close. 4) Make sure that the gear DOWN indication shows on the top
 EICAS display at the end of the extension cycle. 5) Make sure that the DOOR CLOSED indications show on the EICAS lower display for the five landing gear.
 (d)  Move the control lever to the OFF position. 1) Make sure the EICAS lower display shows CLOSED for the
 doors for all landing gear. 2) Make sure that all landing gear doors are closed.
 S 735-020
 (19) Do a test of the wing landing gear and door operation:
 WARNING: MAKE SURE ALL PERSONS AND EQUIPMENT ARE AWAY FROM THE
　
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本文鏈接地址：747-400 AMM 飛機(jī)維護(hù)手冊(cè) 起落架 LANDING GEAR 4(53)