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Subtask 78-31-49-040-109
C. Make the thrust reverser system unserviceable (Ref. TASK 78-30-00-481-041)
4. Procedure
_________
(Ref. Fig. 408/TASK 78-31-49-991-309)
Subtask 78-31-49-020-081
A. Removal of the Rod Supply Pipe of the Left Actuator
(1) Put a container 1 USgal (4 L) under the lower hydraulic actuator.
(2) Disconnect the lower rod supply hose from the actuator and let the hydraulic fluid drain into the container.
(3) Connect the lower rod supply hose to the actuator.
(4) TORQUE the coupling nut to between 130 and 150 lbf.in (1.46 and 1.69 m.daN).
NOTE : Apply a witness line of finish paint EA4 blue 5991 (Material
____ No. CP2245) on the nut and connection after they are torqued.
(5) Remove the nuts and the bolts that attach the flange and the upper half clamp to the upper hydraulic line bracket.
(6) Remove the nut, the clamp, the washer and the bolt from the two half clamps which attach the electrical harness to the rod supply pipe.
(7) Disconnect the interface hydraulic hose from the rod supply pipe.
(8) Remove the nut that attach the rod supply pipe to the interface bracket.
(9) Disconnect the rod supply pipe from the middle hydraulic line bracket.
(10) Remove the rod supply pipe from the forward frame.
(11) Put protective covers on the pipe ends.
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Rod Supply Pipe of the Left Actuator
Figure 408/TASK 78-31-49-991-309- 12 (SHEET 1)
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Rod Supply Pipe of the Left Actuator
Figure 408/TASK 78-31-49-991-309- 22 (SHEET 2)
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TASK 78-31-49-400-048
Installation of the Rod Supply Pipe of the Left Actuator
WARNING : WEAR A FACE SHIELD WHICH IS RESISTANT TO HIGH PRESSURE JETS WHEN YOU
_______
WORK ON PRESSURIZED SYSTEMS.
R WARNING : DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:
_______ R - FLUSH IT AWAY WITH CLEAN WATER R - GET MEDICAL AID.
CAUTION : USE 2 WRENCHES TO REMOVE OR INSTALL THE TUBE COUPLING NUTS.
_______
ONE WRENCH TO HOLD THE UNION AND ONE TO LOOSEN OR TIGHTEN THE
COUPLING NUT. THIS WILL PREVENT DAMAGE TO THE HARDWARE.
CAUTION : MAKE SURE THERE IS NO UNWANTED MATERIAL IN THE PORTS AND ORIFICES OR
_______
DAMAGE CAN OCCUR.
CAUTION : YOU MUST INSTALL HYDRAULIC TUBES WITH HYDRAULIC FLUID AS LUBRICANT.
_______
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
No specific access platform 1 m (3 ft. 3 in.) R No specific Torque Wrench : range 5.00 to 35.00 lbf.in R (0.05 to 0.40 m.daN)
No specific Torque Wrench : range 96.00 to 900.00 lbf.in
(1.00 to 10.00 m.daN)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2245 *
finish paint EA4 blue 5991 (Ref. 70-30-00)
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C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
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本文鏈接地址：A320飛機維護手冊 AMM EXHAUST 1(101)
