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B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
29-14-00-614-001 Depressurization of the Hydraulic Reservoirs
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-11-000-041 Removal of the Fan Cowl Doors
78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance
78-36-00-010-040 Opening of the Thrust Reverser Doors
R 78-36-51-000-041 Removal of the Cowl Opening Actuator 78-32-11-991-302 Fig. 401 78-32-11-991-303 Fig. 402 78-32-11-991-304 Fig. 403 78-32-11-991-305 Fig. 404 78-32-11-991-306 Fig. 405 78-32-11-991-307 Fig. 406 78-32-11-991-308 Fig. 407
3. Job Set-up
__________
Subtask 78-32-11-941-052
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
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Subtask 78-32-11-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU HYDRAULIC/HYD POWER/Y 3803GX N30 123VU Y HYD/ELEC/PUMP 3802GX AB06
R 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
Subtask 78-32-11-869-052
C. Make sure that:
- the slats and flaps are retracted,
- the throttle control levers are at idle (0 degree)
Subtask 78-32-11-941-055
D. Put a warning notice on the slats and flaps control levers to prohibit use of them.
Subtask 78-32-11-010-056
E. Get Access
(1) Open the fan cowl doors: (Ref. TASK 71-13-00-010-040) FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
(2) Put the access platform in position.
Subtask 78-32-11-040-053
F. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 78-32-11-614-050
G. Depressurization of the Hydraulic Reservoirs.
WARNING : FAILURE TO SHUT OFF AIRCRAFT HYDRAULIC SUPPLY TO THRUST
_______ REVERSER CAN RESULT IN SERIOUS INJURY TO PERSONNEL.
(1) For engine 1 depressurize the Green hydraulic reservoir (Ref. TASK 29-14-00-614-001).
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(2) For engine 2 depressurize the Yellow hydraulic reservoir (Ref. TASK 29-14-00-614-001).
Subtask 78-32-11-010-057
H. Remove left or right fan cowl (Ref. TASK 71-13-11-000-041).
4. Procedure_________
(Ref. Fig. 401/TASK 78-32-11-991-302, 402/TASK 78-32-11-991-303, 403/TASK 78-32-11-991-304, 404/TASK 78-32-11-991-305, 405/TASK 78-32-11-991-306, 406/TASK 78-32-11-991-307, 407/TASK 78-32-11-991-308)
Subtask 78-32-11-010-058
A. Removal of the Left or Right Thrust Reverser Half Door
(1) Disconnect the interface hydraulic hoses from the left or right half door.
(2) Install blanking plugs on nipples.
(Ref. Fig. 401/TASK 78-32-11-991-302)
(3) For the right side only disconnect the hydraulic supply pipe from the HCU.
(4) Disconnect the right electrical harness connector from the electrical junction box. (Ref. Fig. 402/TASK 78-32-11-991-303)
(5) Disconnect the electrical harness connectors (4100KS-A and 4100KS-B) from the electrical junction box.
(6) Put blanking caps on the electrical connectors.
(7) Remove the 12 screws that attach the hinge access panel to the pylon.. (Ref. Fig. 403/TASK 78-32-11-991-304)
(8) Put the HANDLING SLING (HIX1001) on the half door as follows: (Ref. Fig. 404/TASK 78-32-11-991-305, 405/TASK 78-32-11-991-306)
CAUTION : THE STOPS ON THE SCREWS MUST TOUCH THE 12 O'CLOCK BEAM. IF
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