(f)
Stop the dry motoring of the engine No.2 (Ref. TASK 71-00-00-710-001).
(2) Replacement of the Fluid in the Supply and Return Lines of the Primary Servocontrols.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS ARE
_______ CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE.
(a) On the overhead maintenance panel 50VU, push the LEAK MEASUREMENT VALVES/G pushbutton switch (the OFF legend is off).
R (b) On the TOOL - HYDRAULIC FLUID CHANGE (DH0501) open the valve V1 R and keep it open during the full procedure. R
(c)
Pressurize the Green hydraulic system with the Power Transfer Unit (PTU) (Ref. TASK 29-10-00-863-001). Make sure that the pressure shown on the ECAM SD and on the gauge of the system accumulator is correct.
(d)
In the cockpit, operate the flight controls.
(e)
On the panel 11VU, move the GND SPLRS ARMED lever to the FULL position and then to the RET position. Do this step 3 times.
NOTE : The spoilers 1 LH and RH operate.
____
(f) On the panel 18VU or 19VU, move the side stick fully to the left and then fully to the right. Do this step 3 times.
NOTE : The ailerons and the spoilers 1 LH and RH operate.
____
(g) On the panel 18VU or 19VU, move the side stick fully forward and then fully rearward. Do this step 3 times.
NOTE : The elevators operate.
____
(h) At the captain or first officer position, push the LH pedal fully forward and then the RH pedal fully forward. Do this step 3 times.
NOTE : The rudder operates.
____
(i) On the panel 114VU, move the flap/slat lever to the FULL position and then to the 0 deg position. Do this step 2 times.
NOTE : The flaps and slats operate.
____
(3) Replacement of the Fluid in the Supply and Return Lines of the Landing Gear System with the PTU.
(a)
Lift the aircraft on jacks (Ref. TASK 07-11-00-581-001).
(b)
Make sure that the LP2 and HP2 lines are not in the area of the landing gear to prevent damage during the retraction and extension of the landing gear.
(c)
Make sure that the safety devices are correctly installed on the landing gear doors (Ref. TASK 32-00-00-481-002). The main landing gear doors must stay open during the retraction and extension of the landing gear.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE LANDING GEAR
_______
ARE CLEAR.
(d)
Retract and extend the landing gear (Ref. TASK 32-30-00-867-001) and (Ref. TASK 32-30-00-867-002). Do this step 3 times.
(e)
Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001).
(f)
Lower the aircraft (Ref. TASK 07-11-00-586-002).
5. Close-up
________
Subtask 12-36-29-610-070
A. Replace the filter element of the LP filter (1002GM) (Ref. TASK 29-11-44-610-001).
Subtask 12-36-29-860-126
B. Aircraft Maintenance Configuration
(1)
On the overhead maintenance panel 50VU, make sure that the LEAK MEASUREMENT VALVES/G pushbutton switch is set to off (the OFF legend is on).
(2)
On the Green HP manifold (1011GM), remove the plug type E0052R8B3APNE from the pressure switches (1151GN) and (10CE2) and connect the pressure switches (1151GN) and (10CE2).
R (3) Close the valves V1 and V2 on the TOOL - HYDRAULIC FLUID CHANGE R (DH0501).
(4) Disconnect the LP2 line from the LP filter (1002GM). Remove the blanking plug from the tube and connect the tube to the outlet side of the LP filter (1002GM).
R R (5) Disconnect the HP1 and HP2 line between the aircraft and the TOOL -HYDRAULIC FLUID CHANGE (DH0501).
R R R (6) Disconnect all the lines between the TOOL - HYDRAULIC FLUID CHANGE (DH0501) and the hydraulic power cart.
(7) Remove the dummy bowl of the HP hydraulic filter (1048GM) and replace the filter element (Ref. TASK 29-11-45-610-001).
(8) Pressurize the Green hydraulic reservoir (Ref. TASK 29-14-00-614-002).
(9) Operate the flight controls and monitor the reservoir level. If necessary fill the Green hydraulic reservoir (Ref. TASK 12-12-29-611-002).
(10) Each week, do a new sampling of the fluid (Ref. TASK 12-32-29-281-001).
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本文链接地址：A320飞机维护手册 AMM SERVICING 2(142)
