5. Close-up________
 Subtask 32-31-00-860-106
 A. Aircraft Maintenance Configuration 
R  (1) If you have pressurized the Green hydraulic system with the A/C 
R  electric pump, do the procedure (Ref. TASK 29-23-00-864-001). 
R  (2) If you have pressurized the Green hydraulic system from an external 
R  source, do the steps that follow: 
R 
R  (a) Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-
001). 
R 
R  (b) De-energize the electrical circuits (Ref. TASK 24-41-00-862-002).
 (3) Remove the blanking caps from the electrical connectors.
 (4) Make sure that the electrical connectors are clean and in the correct
 condition.
 (5) Connect the electrical connector (1) to the safety-valve solenoid. 
R  (6) If it is necessary to pressurize the Green hydraulic system from the 
R  A/C electric pump, do the procedure (Ref. TASK 29-23-00-863-001). 
R  (7) If it is necessary to pressurize the Green hydraulic system from an 
R  external source, do the steps that follow:
 WARNING : MAKE SURE THAT THE CONTROLS AGREE WITH THE POSITION OF THE_______
 ITEMS THEY OPERATE BEFORE YOU PRESSURIZE A HYDRAULIC
 SYSTEM. 
R 
R  (a) Pressurize the Green hydraulic system (Ref. TASK 29-10-00-863-
001). 
R 
R  (b) Energize the electrical circuits from the external power 
R  (Ref. TASK 24-41-00-861-002). 

R 1EFF : 001-049, 051-099, 101-105, 151-158, 1 32-31-00Page 573 1201-210, 1May 01/05 1 1 1CES 1

 Subtask 32-31-00-720-074
 B. Check of the Landing-Gear Hydraulic Safety-Valve
 NOTE : This check is to make sure that operation of the system is____ satisfactory after electrical connection of the safety valve.
 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. Make sure that the travel ranges of the MLG doors are clear.
 2. Move the ground door operating-handle to the CLOSE position. The MLG door closes.
 Subtask 32-31-00-860-107
 C. Aircraft Maintenance Configuration 
R R  (1) If you have pressurized the Green hydraulic system with the A/C electric pump, do the procedure (Ref. TASK 29-23-00-864-001). 
R R R  (2) If you have pressurized the Green hydraulic system from an external source, do the steps that follow: 
R R  (a) Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001). 
R R  (b) De-energize the electrical circuits (Ref. TASK 24-41-00-862-002). 
R  (c) Connect the isolation coupling of the PTU (Ref. TASK 29-23-00-860-002). 
R R  (3) Do the the ground configuration after flight configuration with electrical power (Ref. TASK 32-00-00-860-002). 

R 1EFF : 001-049, 051-099, 101-105, 151-158, 1 32-31-00Page 574 1201-210, 1May 01/05 1 1 1CES 1 Subtask 32-31-00-410-074

 D. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Close the quick-release door 196BB.

 (3)
 Remove the access platform(s).

 (4) Close the MLG doors (Ref. TASK 32-12-00-410-001). Subtask 32-31-00-942-093
 E. Removal of Equipment
 (1)
 Remove the safety barriers.

 (2)
 Remove the warning notice(s).

 (3)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.

R 1EFF : 001-049, 051-099, 101-105, 151-158, 1 32-31-00Page 575 1201-210, 1May 01/05 1 1 1CES 1 **ON A/C ALL

 TASK 32-31-00-720-002
 Functional Test of the Normal Extension and Retraction of the Landing Gear
 WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
 START A TASK ON OR NEAR:

 -
THE FLIGHT CONTROLS

 -
THE FLIGHT CONTROL SURFACES

 -
THE LANDING GEAR AND THE RELATED DOORS

 -COMPONENTS THAT MOVE.
 WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
 GEAR.

 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
　
中國航空網(wǎng) www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320飛機維護手冊 AMM LANDING GEAR 起落架4(78)