(d)
Install the safety pin.
(4)
If necessary, manually help the MLG door to open fully.
(5)
Install the GROUND LOCK SLEEVE (460005835) on the applicable MLG door actuating-cylinder (Ref. TASK 32-00-00-481-002).
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MLG Door Ground-Control-Handle
Figure 201/TASK 32-12-00-991-001
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1 1 Feb 01/98
1 1
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(6) If only one door is opened, put a warning notice on the
control-handle of the closed door. This notice must tell persons not to open the MLG door because persons are near the MLG doors.
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Close the Main Gear Doors after Access
WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______
NOTICES ARE IN POSITION.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
WARNING : PRESSURIZE ONLY THE HYDRAULIC SYSTEM(S) THAT IS (ARE) NECESSARY FOR
_______ THE TASK. ISOLATE THE OTHER HYDRAULIC SYSTEM(S) BEFORE YOU SUPPLY HYDRAULIC POWER TO THE AIRCRAFT.
1. Reason for the Job
__________________
To close the main landing-gear (MLG) doors after they have been opened for
access to zones 147 and 148.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific safety barriers
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power R
29-23-00-863-001 Pressurize the Green Hydraulic System from the Yellow Hydraulic System through the PTU with the Electric Pump
R 29-23-00-864-001 Depressurize the Green and Yellow Hydraulic Systems
R after Operation of the PTU 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure
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3. Job Set-up__________
Subtask 32-12-00-941-056
A. Safety Precautions
R R R (1) In the cockpit, make sure that: - on the panel 400VU, the landing-gear control-lever 6GA is in the DOWN position - on the panel 110VU, the GRAVITY GEAR EXTN handle is folded into the center console.
(2) Make sure that the MLG door ground-control-handle is locked in the OPEN position.
(3) Make sure that the safety barriers are in position.
(4) Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 32-12-00-860-053
B. Aircraft Maintenance Configuration
WARNING : MAKE SURE THAT THE CONTROLS AGREE WITH THE POSITION OF THE_______ ITEMS THEY OPERATE BEFORE YOU PRESSURIZE A HYDRAULIC SYSTEM.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES_______ ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
(1) Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(2) Pressurize the Green hydraulic system (Ref. TASK 29-23-00-863-001).
4. Procedure_________
Subtask 32-12-00-410-050
R A. Close the Applicable Door(s)
(1) Remove the GROUND LOCK SLEEVE from the applicable MLG door actuating-cylinder.
(2) Stand away from the travel-range of the MLG door.
(3) Move the applicable MLG door control-handle to the CLOSE position, as
follows:
(a)
Remove the safety pin.
(b)
Push and hold-in the pushbutton and move the handle up.
(c)
Release the pushbutton to lock the handle in the CLOSE position.
(d)
Install the safety pin.
(4) Close the access panel 195BB(196BB). R (5) Depressurize the Green hydraulic system (Ref. TASK 29-23-00-864-001).
5. Close-up
________
Subtask 32-12-00-860-052
A. Aircraft Maintenance Configuration 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(4)
