B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
07-11-00-581-003 Lifting of the Aircraft at Forward Jacking Point, MLG Wheels on the Ground 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action
29-14-00-614-001 Depressurization of the Hydraulic Reservoirs R 32-00-00-860-001 Flight Configuration Precautions with Electrical R Power
32-21-17-000-001 Removal of the NLG Lockstay Assy
32-21-24-000-002 Removal of the Forestay Bearing
32-22-00-010-001 Nose Gear Doors - Ground Doors Opening
32-21-16-991-003 Fig. 401
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REFERENCE DESIGNATION
-------------------------------------------------------------------------------
32-21-16-991-004 Fig. 402
__________
3. Job Set-up
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
Subtask 32-21-16-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the Green hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001)
(2)
Depressurize the reservoir of the Green hydraulic system. (Ref. TASK 29-14-00-614-001)
(3) Lift the aircraft with jacks (Ref. TASK 07-11-00-581-003).
Subtask 32-21-16-941-057
B. Safety Precautions
(1)
In the cockpit, on the panel 400VU put warning notice(s) in position to tell persons not to operate the landing gear control lever.
(2)
Put the warning notice(s) in position to tell persons not pressurize the Green hydraulic system: - on the panel 40VU in the cockpit, - on the ground service panel of the Green hydraulic system, access
door (197CB).
(3)
Put the safety barriers in position.
(4)
Obey the applicable safety precautions before you open the LGCIU circuits breakers (Ref. TASK 32-00-00-860-001).
1EFF : ALL 1 32-21-16Page 402 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C 401-499,
R Subtask 32-21-16-860-050-A
R A. Aircraft Maintenance Configuration
R (1) Make sure that the Yellow hydraulic system is depressurized and put
R it in the maintenance configuration.
R (Ref. TASK 29-00-00-864-001)
R (2) Depressurize the reservoir of the Yellow hydraulic system.
R (Ref. TASK 29-14-00-614-001)
R (3) Lift the aircraft with jacks (Ref. TASK 07-11-00-581-003).
R Subtask 32-21-16-941-057-A
R B. Safety Precautions
R (1) In the cockpit, on the panel 400VU put warning notice(s) in position
R to tell persons not to operate the landing gear control lever.
R (2) Put the warning notice(s) in position to tell persons not pressurize
R the Yellow hydraulic system:
R - on the panel 40VU in the cockpit,
R - on the ground service panel of the Yellow hydraulic system, access
R door (196BB).
R (3) Put the safety barriers in position.
R (4) Obey the applicable safety precautions before you open the LGCIU
R circuits breakers (Ref. TASK 32-00-00-860-001).
R 1EFF : 401-499, 1 32-21-16Page 403 1 1 Aug 01/05 1 1 1CES 1R **ON A/C ALL
Subtask 32-21-16-865-059
C. 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/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34
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