31-60-00-860-002 EIS Stop Procedure 32-12-00-010-001 Open the Main Gear Doors for Access 32-12-00-410-001 Close the Main Gear Doors after Access
3. Job Set-up
__________
Subtask 29-11-41-860-055
A. Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that the Green hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(3)
Make sure that the main doors of the main gear are open (Ref. TASK 32-12-00-010-001).
(4)
Make sure that the access platform is in position at the main doors of the main gear.
(5)
Make sure that the isolation coupling of the Power Transfer Unit (PTU) is disconnected (Ref. TASK 29-23-00-860-001).
(6)
Make sure that the container is in position below the connections of the reservoir.
(7)
Make sure that the warning notices are in position to tell persons not to pressurize the Green hydraulic system:
-in the cockpit on the hydraulic section 40VU of the overhead panel, - on the ground service panel of the Green hydraulic system.
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Subtask 29-11-41-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------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
4. Procedure
_________ Subtask 29-11-41-560-050
A. Preparation of the Replacement Component
(1) Remove the parts which are attached to the removed reservoir as follows:
(a)
Remove the reducer (24) and discard the O-ring (23).
(b)
Remove the pressure gage (3) together with its adapter (4) and discard the O-ring (5).
(c)
Remove and discard the lockwire from the pressure relief valve (7).
(d)
Remove the pressure relief valve (7) and discard the O-ring (6).
(e)
Remove and discard the lockwire from the pressure switch (17).
(f)
Remove the pressure switch (17) and discard the O-ring (18).
(g)
Remove the adapter (21) and discard the O-ring (22).
(h)
Remove the elbow (37) from the suction port on the bottom of the reservoir (16).
(i)
Remove and discard the lockwire from the pressure gage (3).
(j)
Remove the pressure gage (3) from the adapter (4).
(k)
Install blanking plugs on all open ports of the reservoir.
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(2) Install the removed parts on the replacement reservoir as follows:
R R (a) Immediately before installation, lubricate all replaced O-rings with HYDRAULIC FLUIDS (Material No. 02-003).
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