(7)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the thread of the line end-fitting.
(8)
Connect the line end-fitting (1) to the reducer (2).
(9)
TORQUE the line end-fitting (1) to between 1.5 and 1.7 m.daN (11.06 and 12.53 lbf.ft).
(10) Safety the cap assembly of the depressurization valve with lockwire,
corrosion resistant steel 1.2 mm (0.047 in.). Subtask 29-14-16-790-052
C. Test
(1)
Make sure that the depressurization valve (4) is closed.
(2)
Pressurize the reservoir of the Yellow hydraulic system (Ref. TASK 29-14-00-614-002).
(3)
Apply SPECIAL MATERIALS (Material No. 05-004) to the connection of the pipe end-fitting (1) and the reducer (2) and make sure that there are no leaks.
5. Close-up
________ Subtask 29-14-16-942-052
A. Remove the warning notices from the cockpit and from the ground service panel.
Subtask 29-14-16-410-052
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the access door 198CB.
(3)
Install the access panel 198DB. Subtask 29-14-16-865-058
C.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 3801GX, 3802GX, 3803GX.
RELIEF VALVE - AIR (1005GM,2005GM,3005GM) - REMOVAL/INSTALLATION
________________________________________________________________ TASK 29-14-17-000-001 Removal of the Air Relief Valve of the Green Hydraulic System (1005GM) WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
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 access platform 2.8 m (9 ft. 2 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 32-12-00-010-001 Open the Main Gear Doors for Access 29-14-17-991-001 Fig. 401
3. Job Set-up
__________
Subtask 29-14-17-865-050
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU HYDRAULIC/LOW/LVL/IND 1832GQ N32 121VU HYDRAULIC/HYD/QTY/IND 1831GQ P35 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
Subtask 29-14-17-860-050
B. Aircraft Maintenance Configuration
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Put the warning notices in position to tell persons not to pressurize the hydraulic system:
-In the cockpit on the hydraulic section 40VU of the overhead panel,
-On the ground service panel of the Green hydraulic system.
(3)
Make sure that the Green hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Depressurize the reservoir of the Green hydraulic system (Ref. TASK 29-14-00-614-001).
(5)
Open the right hand door of the main gear (Ref. TASK 32-12-00-010-001).
(6)
Put an access platform in position.
4. Procedure
_________ (Ref. Fig. 401/TASK 29-14-17-991-001) Subtask 29-14-17-020-050
A. Removal of the Air Relief Valve CAUTION : USE A SECOND WRENCH TO APPLY COUNTERTORQUE TO THE UNION WHEN
_______ YOU DISCONNECT/CONNECT HYDRAULIC LINES ON UNIONS. IF YOU USE THE SECOND WRENCH, YOU WILL NOT LOOSEN OR TIGHTEN THE UNION TOO MUCH.
(1)
Cut, remove and discard the lockwire.
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