Subtask 29-11-22-420-050
A. Installation of the Gas Charging-Valve (1071GM)
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the PLUG - BLANKING from the adapter (2).
(4)
Remove the CAP - BLANKING from the gas charging-valve (4).
(5)
Apply the HYDRAULIC FLUIDS (Material No. 02-003) to the threads of the gas charging-valve connection.
(6)
Make sure that the O-ring seal (3) is installed on the gas charging-valve (4).
(7)
If the removed charging-valve (4) is to be installed, remove the used O-ring seal (3) and install a new 0-ring (3).
(8)
Install the gas charging-valve (4) on the adapter (2).
(9)
TORQUE the gas charging-valve (4) to between 1.42 and 1.54 m.daN
(10.47 and 11.35 lbf.ft).
(10) Safety the gas charging-valve with the lockwire MISCELLANEOUS (Material No. 19-010) .
Subtask 29-11-22-860-052
B. Preparation for Test
(1)
Fill the accumulator with nitrogen (Ref. TASK 12-14-29-614-001).
(2)
Close the gas charging-valve nut (5).
(3)
TORQUE the gas charging-valve nut (5) to between 0.3 and 0.6 m.daN
(26.54 and 53.09 lbf.in)
(4)
Install the endcap (6) on the gas charging-valve (4).
(5)
Remove the warning notice(s).
(6)
Pressurize the reservoir of the Green hydraulic system (Ref. TASK 29-14-00-614-002).
(7)
Make sure that the fluid level in the reservoir of the Green hydraulic system is correct. Add fluid as necessary (Ref. TASK 12-12-29-611-001) or (Ref. TASK 12-12-29-611-002).
(8)
Pressurize the Green hydraulic system (Ref. TASK 29-10-00-863-001). Subtask 29-11-22-790-050
C.
Test
(1) Apply the leak detector SPECIAL MATERIALS (Material No. 05-004) to the connections of the gas charging-valve (4), the adapter (2) and the endcap (6). Make sure that there are no leaks.
5. Close-up
________ Subtask 29-11-22-860-053
A. Put the aircraft back to the serviceable condition.
(1)
Connect the isolation coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-002).
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
(3)
Remove the access platform(s).
(4)
Close the left main door of the main gear (Ref. TASK 32-12-00-410-001).
Subtask 29-11-22-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1881GP, 1701GK, 1702GK.
RELIEF VALVE (1063GM) - REMOVAL/INSTALLATION
____________________________________________
TASK 29-11-32-000-001
Removal of the Pressure Relief Valve of the Green Hydraulic System (1063GM)
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 plugs
No specific circuit breaker(s) safety clip(s)
No specific warning notices
No specific container 1.0 l (0.2641 USgal)
No specific access platform 3.0 m (9 ft. 10 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
20-23-21-911-001 Removal/Installation of the Bobbins from their Housings and Installation of O-rings, Square Seals, and Back-up Rings on the Bobbins
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power
Transfer Unit (PTU) 32-12-00-010-001 Open the Main Gear Doors for Access
1EFF : ALL 1 29-11-32Page 401 1 1 May 01/99R 1 1 1CES 1
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