(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 blanking plugs.
(4)
Make sure that the hydraulic line end-fittings are serviceable.
(5)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the threads of the air relief valve (2) and to the O-ring (3).
(6)
Position the O-ring (3) and install the air relief valve (2) on the reservoir manifold (4).
(7)
TORQUE the air relief valve (2) to between 3.186 and 3.47 m.daN
(23.49 and 25.58 lbf.ft).
(8)
Safety the air relief valve (2) with lockwire 0.8 mm (0.032 in.).
(9)
Connect the union nut (1) to the air relief valve (2).
(10) TORQUE the union nut (1) to between 7.5 and 8.3 m.daN (55.30 and
61.20 lbf.ft).
5. Close-up
________ Subtask 29-14-17-790-051
A. Leak Test of the Air Relief Valve
(1)
Pressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-002).
(2)
Apply SPECIAL MATERIALS (Material No. 05-004) to the connections of the air relief valve (2) and make sure that there are no leaks.
Subtask 29-14-17-410-051
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 197FB. Subtask 29-14-17-942-051
C.
Put the aircraft back to the serviceable condition.
(1) Remove the warning notices from the cockpit and the ground service panel.
(2)
Remove the access platform. Subtask 29-14-17-865-055
D.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1831GQ, 1832GQ, 2701GJ, 2702GJ
TASK 29-14-17-000-003
Removal of the Air Relief Valve of the Yellow Hydraulic System (3005GM)
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
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 29-14-17-991-001 Fig. 401
3. Job Set-up
__________
Subtask 29-14-17-865-056
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU HYDRAULIC/LOW/LVL/IND 1832GQ N32 121VU HYDRAULIC/HYD POWER/Y 3803GX N30 121VU HYDRAULIC/HYD/QTY/IND 1831GQ P35 123VU Y HYD/ELEC/PUMP 3802GX AB06
R 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
Subtask 29-14-17-860-052
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 Yellow hydraulic system:
-In the cockpit on the hydraulic section 40VU of the overhead panel,
-On the ground service panel of the Yellow hydraulic system.
(3)
Make sure that the Yellow hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Depressurize the reservoir of the Yellow hydraulic system (Ref. TASK 29-14-00-614-001).
