A320飞机维护手册 AMM LANDING GEAR 起落架3(9)

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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 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-864-001 Depressurize the Green Hydraulic System 32-00-00-481-001 Installation of the Safety Devices on the Landing
 Gears 32-00-00-860-001 Flight Configuration Precautions with Electrical Power 32-00-00-860-002 Ground Configuration after Flight Configuration with
 Electrical Power 32-12-13-000-001 Removal of the Secondary Hinged Fairing 32-12-14-000-001 Removal of the MLG Fixed Fairing Assembly 32-12-14-400-001 Installation of the MLG Fixed Fairing Assembly (That
 was Removed For Access Only) 57-26-21-000-001 Removal of the Secondary-Hinged-Fairing Attachment 32-12-00-991-016 Fig. 405 32-12-00-991-017 Fig. 406
 3. Job Set-up
__________
 Subtask 32-12-00-941-065
 A. Safety Precautions
 WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
 (Ref. TASK 29-00-00-910-002)
R (1) Put the safety barriers in position.
 (2)
 On the panel 400VU:

 -make sure that the landing-gear control-lever 6GA is in the DOWN position
 -put a warning notice in position to tell persons not to operate the landing gear.

 (3)
 On the panel 110VU, make sure that the GRAVITY GEAR EXTN handle is folded into the center console.

 (4)
 Make sure the GROUND LOCK SLEEVE (460005833) is on the applicable MLG (Ref. TASK 32-00-00-481-001).

 1EFF : ALL 1 32-12-00Page 416 1 1 May 01/05 1 1 1CES 1 Subtask 32-12-00-860-067

 B. Aircraft Maintenance Configuration
 WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED
_______ BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
 (1)
 Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).

 (2)
 Depressurize the Green hydraulic system
 (Ref. TASK 29-10-00-864-001).

 

 Subtask 32-12-00-869-061
 C. Flight Configuration Precautions
 (1) Do the precautions for flight configuration (Ref. TASK 32-00-00-860-001) before you open the LGCIU circuit breakers.
 Subtask 32-12-00-865-068
 D. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY 4GG M36 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/CTL 3GG M35 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/CTL 1GG M34 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY 2GG M33 121VU HYDRAULIC/Y HYD/PUMP ENG2/MONG 3700GD Q37 121VU HYDRAULIC/Y HYD/PUMP ENG2/CTL 3701GD Q36 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 32-12-00-010-061
 E. Get Access
 (1) Put the access platform in position below the applicable zone 733(743).
 1EFF : ALL 1 32-12-00Page 417 1 1 May 01/01R 1 1 1CES 1

 4. Procedure
_________ Subtask 32-12-00-020-065
 A. Removal of the MLG Fixed Fairing Assembly and Attaching Parts
 (Ref. Fig. 405/TASK 32-12-00-991-016)

 CAUTION : DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF
_______
 CARBONFIBER REINFORCED PLASTIC.

 (1)
 Remove the applicable fixed fairing assembly (Ref. TASK 32-12-14-000-001).

 (2)
 Remove and retain all attaching nuts and bolts for the fixed fairing assembly from the MLG.

 (3)
 Remove and discard the cotter pin (6) from the nut (5).

 (4)
 Remove the nut (5), the washer (4) and the bolt (3). Remove and retain the bonding strap (2) from the bracket (1).

 (5)
 Install the bolt (3), the washer (4) and the nut (5).

 (6)
 Safety the nut (5) with a new cotter pin (6).

 (7)
 Apply SEALANTS (Material No. 09-016) to the head of the bolt (3) and the nut (5).

 (8)
 Remove and discard the lockwire from the bolts (8) and (10).

 (9)
 Remove the bolt (10), the washer (11) and the bonding strap (9) from the bracket (7). Retain the bonding strap (9).

 (10)
 Install the washer (11) and the bolt (10).

 (11)
 TORQUE the bolt (10) to between 0.904 and 1.808 m.daN (79.99 and

 159.99 lbf.in).

 (12)
 Safety the bolts (8) and (10) with MISCELLANEOUS (Material No. 19-010).
　
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