Subtask 32-51-51-865-054
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
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
 4. Procedure
_________
 (Ref. Fig. 402/TASK 32-51-51-991-002-A) Subtask 32-51-51-110-051
 A. Preparation for Installation
 (1)
 Clean the component interface and/or the adjacent area.

 (2)
 Clean the attachment hardware with CLEANING AGENTS (Material No. 11-004A) and dry with filtered compressed air.

 (3)
 Apply a light coat of SPECIAL MATERIALS (Material No. 05-047) to the threads of all the screws.

 Subtask 32-51-51-420-053-A
 B. Installation of the Servo-Valve
 (1)
 Remove blanking caps from the electrical connectors (8).

 (2)
 Make sure that the electrical connectors (8) are in the correct condition.

 NOTE : On the nose wheel steering servo -control (6GC) ,make sure
____ that the electrical connectors are clean and dry
 (3)
 Install the new packing (7) and packings (9) on the servo-valve (1).

 (4)
 Put the servo-valve (1) in position with the screws (6).

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 (5)
 Push the servo-valve (1) to connect the electrical connectors (8).

 (6)
 TORQUE the screws (6) to between 0.2 and 0.3 m.daN (17.69 and 26.54 lbf.in).

 (7)
 Safety the screws (6) with lockwire corrosion resistant steel 0.8 mm

 (0.03 in).

 (8)
 Remove the blanking caps from the electrical connector (5).

 (9)
 Install the sleeve (10) on the electrical connector (5).

 (10)
 Connect the electrical connector (5).

 (11)
 Heat shrink the sleeve (10).

 (12) Apply SEALANTS (Material No. 09-001) on the heads of the screws (6). Subtask 32-51-51-865-055
 C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GG, 2GG, 3GG, 4GG
 Subtask 32-51-51-720-051
 D. Functional Test
 (1) Do the functional test of the nose wheel steering. (Ref. TASK 32-51-00-720-003) or (Ref. TASK 32-51-00-720-004).
 5. Close-up
________ Subtask 32-51-51-860-056
 A. Put the aircraft back to its initial configuration.
 (1)
 Remove the container.

 (2)
 Remove the safety barriers.

 (3)
 Remove the warning notice(s).

 (4)
 Make sure that the work area is clean and clear of tool(s) and other items.

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 TASK 32-51-51-000-003
 Removal of the Nose Wheel Steering Electro-Distributor
 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
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific blanking caps
 No specific circuit breaker(s) safety clip(s)
 No specific hose
 No specific safety barriers
 No specific warning notice(s)
 No specific container 5 l (1.3208 USgal)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 32-51-51-991-003 Fig. 403
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 3. Job Set-up
__________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 Subtask 32-51-51-860-052
 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)
　
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