(3) Remove the blanking plug from the opening of the normal brake manifold and the pressure transducer.
(4) Do an inspection of the component interface and/or the adjacent area.
(5) Make sure that the hydraulic line end-fittings are serviceable.
(6) Lubricate the new O-ring (3) with HYDRAULIC FLUIDS (Material No. 02-003).
(7) Install the O-ring (3) in the groove on the pressure transducer interface (2).
Subtask 32-42-21-420-050
R B. Installation of the Normal Brake Pressure-Transducer
(1) Put the pressure transducer (2) in position on the normal brake manifold and install the bolts (4).
R (2) TORQUE the bolts (4) to 0.45 m.daN (39.82 lbf.in).
R Subtask 32-42-21-760-050
R C. Electrical Bonding Resistance Test
R R (1) Use a Milliohmmeter Megger, Type BT51 to measure the bonding resistance between:
R R R (a) The MLG forward pintle bearing and the applicable brake manifold pressure transducer (2). The bonding resistance must be less than 20 milliohms.
R (2) Remove the blanking cap from the electrical connector (1).
R (3) Connect the electrical connector (1) to the pressure transducer (2).
Subtask 32-42-21-860-053
R D. Aircraft Maintenance Configuration
(1) Connect the isolation coupling of the PTU (Ref. TASK 29-23-00-860-002).
Subtask 32-42-21-865-052
R E. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GG, 2GG, 3GG, 4GG, 1702GK.
Subtask 32-42-21-870-050
R F. Test
(1) Bleed the normal brake system (Ref. TASK 32-42-00-870-001).
R R (2) Do an operational test of the normal brake system (Ref. TASK 32-42-00-710-001).
R (3) Examine the pressure transducer and the component interface for leaks.
5. Close-up________
Subtask 32-42-21-942-050
A. Removal of Equipment
(1) Remove the safety barriers.
(2) Make sure that the work area is clean and clear of tool(s) and other items.
(3) Remove the warning notice(s).
(4) Remove the access platform(s).
(5) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
_______________________________________________________________________
TASK 32-42-22-000-001
Removal of the Normal-Brake Supply Pressure-Transducer (96GG)
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 : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
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 1 ACCESS PLATFORM 2M (6 FT)
No specific 1 CONTAINER 3 L(3/4 USGAL)
No specific 2 WARNING NOTICE
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-864-001 Depressurize the Green Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 32-12-00-010-001 Open the Main Gear Doors for Access 32-42-22-991-001 Fig. 401
1EFF : 401-499, 1 32-42-22Page 401 1 1 Aug 01/05 1 1 1CES 1
3. Job Set-up__________
Subtask 32-42-22-010-050
A. Get Access
(1)
Open the left or the right MLG door (Ref. TASK 32-12-00-010-001).
(2)
Put the ACCESS PLATFORM 2M (6 FT) in position.
Subtask 32-42-22-860-050
B. Aircraft Maintenance Configuration
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