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D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 71-13-00-410-040 Closing of the Fan Cowl Doors 78-30-00-081-041 Make the Thrust Reverser Serviceable after
Maintenance 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-32-41-820-001 Alignment of the Blocker Door 78-32-41-860-002 Manual Stowing of the Blocker Door 78-32-41-991-304 Fig. 402 78-32-41-991-307 Fig. 403 78-32-41-991-308 Fig. 404 78-32-41-991-309 Fig. 405 78-32-41-991-310 Fig. 406
3. Job Set-up
__________
Subtask 78-32-41-860-054
A. Aircraft Maintenance Configuration
(1) On the center pedestal, on the ENG panel 115VU, make sure that a warning notice is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a warning notice is in position to tell persons not to energize the FADEC 1(2).
(3) Make sure that the access platform is in position.
Subtask 78-32-41-010-063
B. Make sure that the fan cowl doors are open (Ref. TASK 71-13-00-010-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
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C. Make sure that the thrust reverser is unserviceable (Ref. TASK 78-30-00-481-041).
4. Procedure
_________ (Ref. Fig. 402/TASK 78-32-41-991-304, 403/TASK 78-32-41-991-307, 404/TASK 78-32-41-991-308, 405/TASK 78-32-41-991-309, 406/TASK 78-32-41-991-310) Subtask 78-32-41-420-051
A. Installation of the Upper Blocker Door
CAUTION : DO NOT PUSH ON THE STOW SWITCH LEVER WHEN BLOCKER DOOR IS
_______
OPENED OR DAMAGE COULD OCCUR.
(1) Install the HANDLING BRACKET - PIVOTING DOOR (HIX1003):
(Ref. Fig. 405/TASK 78-32-41-991-309)
(a) Install the handling sling on the blocker door where the actuator clevis was removed.
(b) Tighten the knurled knob to attach the sling. NOTE : Apply a witness line of finish paint EA4 blue 5991
____ (Material No. CP2245) on all nuts and connections when you have done the check of their torques.
(2) Apply a thin layer of molykote G rapid (Material No. CP2104) on the pivot bolts.
(3) Put the blocker door in deployed position with a crane.
(4) Install the two pivot bolts, washers and the castellated nuts. (Ref. Fig. 406/TASK 78-32-41-991-310)
(5) Measure the run-on torques (A) of the two castellated nuts.
(6) TORQUE each nut to 974 lbf.in (11.00 m.daN) plus torque A.
(7) Loosen the two nuts.
(8) Measure the run-on torques (B) of the two nuts again.
(9) TORQUE each nut to between 531 and 797 lbf.in (6.00 and 9.00 m.daN) plus torque B.
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(11) Apply a thin layer molykote G rapid (Material No. CP2104) on the contact finger pin.
(12) Attach the contact finger pin with the bolts.
(13) TORQUE the bolts to between 35 and 45 lbf.in (0.39 and 0.50 m.daN).
(14) Install the pivot access doors:
(a) Attach the two pivot access doors to the blocker door with the screws.
(b) TORQUE screws to between 35 and 45 lbf.in (0.39 and 0.50 m.daN).
(15) Install the hinge access panel:
(Ref. Fig. 404/TASK 78-32-41-991-308)
(a) Attach the access panel to the top of the thrust reverser with the 12 screws.
(b) TORQUE the screws to between 35 and 45 lbf.in (0.39 and 0.50 m.daN).
(16) Remove the HANDLING BRACKET - PIVOTING DOOR (HIX1003): (Ref. Fig. 405/TASK 78-32-41-991-309)
(a) Loosen the knurled knob.
(b) Remove the blocker door handling sling.
(17) Install the hydraulic actuator clevis on the blocker door: (Ref. Fig. 402/TASK 78-32-41-991-304)
(a) Attach the clevis on the blocker door with the four bolts and the washers. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM EXHAUST 2(68)
