Subtask 32-12-16-010-050
B. Get Access
(1)
Open the access panel:
FOR 2804GM
- open 195BB
FOR 2805GM
- open 196BB
(2)
Open the applicable MLG door (Ref. TASK 32-12-00-010-001).
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C. Safety Precautions
(1)
Obey the flight configuration precautions (Ref. TASK 32-00-00-860-001).
(2)
Disconnect the MLG door actuating-cylinder 2523GM (2522GM) from the MLG door (Ref. TASK 32-31-35-000-001).
(3)
Remove the GROUND LOCK SLEEVE from the actuating cylinder 2523GM (2522GM).
(4)
Put the warning notices in position: - on the MLG door control-handle to tell persons not to operate the
lever,
- on the panel 40VU in the cockpit,
- on the ground service panel of the Green hydraulic system.
Subtask 32-12-16-865-051
D. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
R 49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
Subtask 32-12-16-867-050
E. Put the door ground-opening hadle in the CLOSEED position.
(1)
Pressurize the Green hydraulic system (Ref. TASK 29-10-00-863-001).
(2)
Support the body of the actuating cylinder 2523GM (2522GM) so that the ram can retract.
(3)
Move the MLG door control-handle to the closed position.
(4)
Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001).
(5)
Disconnect the PTU isolation coupling (Ref. TASK 29-23-00-860-001).
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(6) Put the access platform in position.
Subtask 32-12-16-480-050
F. Install the Rigging
(1) Put the RIGGING PIN through the actuating lever and into the bypass valve 2517GM (2518GM).
Subtask 32-12-16-865-050
G. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
R 49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
4. Procedure
_________
(Ref. Fig. 401/TASK 32-12-16-991-001)
Subtask 32-12-16-020-050
A. Remove the Control Cable (10) WARNING : WEAR GOGGLES WHEN YOU REMOVE OR INSTALL THE LOCKWIRE. CUT,
_______ REMOVE AND DISCARD THE LOCKWIRE AS YOU DO THE TASK. LOOSE LOCKWIRE CAN CUT OR BLIND YOU.
(1)
Remove and discard the lockwire from the locknuts (9) and (16).
(2)
Loosen the locknuts (9) and (16).
(3)
Remove and discard the cotter pin (18).
(4)
Remove the nut (19) and the washer (20).
(5)
Disconnect the angle joint (17) from the control handle (21) and the control cable (10) from the bracket (15).
(6)
Remove and discard the cotter pin (5).
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Control Cable MLG-Door Ground-Opening.
Figure 401/TASK 32-12-16-991-001
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(7)
Remove the nut (4), the washer (3), the bolt (6) and the bush (7).
(8)
Disconnect the rod end (1) from the lever (2) and the control cable
(10) from the bracket (8).
(9) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM LANDING GEAR 起落架3(52)
