(2) Put the access platform in position.

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 Subtask 78-31-49-040-111

 C. Make the thrust reverser system unserviceable (Ref. TASK 78-30-00-481-041).
 4. Procedure
_________
 (Ref. Fig. 411/TASK 78-31-49-991-312)
 Subtask 78-31-49-020-083

 A. Removal of the Rod Supply Pipe of the Right 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 and the hydraulic control unit.

 (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 Right Actuator
 Figure 411/TASK 78-31-49-991-312- 12 (SHEET 1)
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 Rod Supply Pipe of the Right Actuator
 Figure 411/TASK 78-31-49-991-312- 22 (SHEET 2)
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 TASK 78-31-49-400-025

 Installation of the Rod Supply Pipe of the Right 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 36.00 to 220.00 lbf.in
 (0.40 to 2.60 m.daN)
 No specific Torque Wrench : range 96.00 to 900.00 lbf.in

 (1.00 to 10.00 m.daN)
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 B. Consumable Materials

 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
　
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