(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). Subtask 29-14-17-790-050
B. Leak Test of the Air Relief Valve
(1)
Pressurize the reservoir of the Green 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.
5. Close-up
________ Subtask 29-14-17-860-053
A. Put the aircraft back to the serviceable condition.
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the right hand door of the main gear (Ref. TASK 32-12-00-410-001).
(3)
Remove the access platform.
(4)
Remove the warning notices from the cockpit and the ground service panel.
Subtask 29-14-17-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1831GQ, 1832GQ, 1701GK, 1702GK
TASK 29-14-17-000-002
Removal of the Air Relief Valve of the Blue Hydraulic System (2005GM)
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 2.3 m (7 ft. 7 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 29-14-17-991-001 Fig. 401
3. Job Set-up
__________ Subtask 29-14-17-865-053
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU HYD/HYD PWR/B WARN/& CTL 2702GJ C12 121VU HYDRAULIC/LOW/LVL/IND 1832GQ N32 121VU HYDRAULIC/HYD/QTY/IND 1831GQ P35 123VU B HYD/ELEC PUMP 2701GJ AB09
Subtask 29-14-17-860-051
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 Blue hydraulic system:
-In the cockpit on the hydraulic section 40VU of the overhead panel,
-On the ground service panel of the Blue hydraulic system.
(3)
Make sure that the Blue hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Depressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-001).
(5)
Put an access platform in position at the access door 197FB. Subtask 29-14-17-010-051
C.
Open the access door 197FB.
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