(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 78-32-41-010-065
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
Subtask 78-32-41-040-064
C. Make sure that the thrust reverser is unserviceable (Ref. TASK 78-30-00-481-041).
4. Procedure
_________
(Ref. Fig. 202/TASK 78-32-41-991-302)
Subtask 78-32-41-860-051
A. Manual Stowing of the Blocker Door
(1) Remove safety sleeve from blocker door actuator (Ref. TASK 78-32-41-080-001).
(2) Push in on the blocker door until latch engages to close the blocker door.
(3) Put the thermal blanket (40) on the blocker door latch (15). Turn the Dzus fastener on the blanket (40) 1/4 turn to lock it. (Ref. Fig. 203/TASK 78-32-41-991-305)
5. Close-up
________
Subtask 78-32-41-440-050
A. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
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B. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the fan cowl doors (Ref. TASK 71-13-00-410-040):
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
(3) Remove the warning notice(s).
(4) Remove the access platform(s).
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DOOR - BLOCKER - REMOVAL/INSTALLATION
_____________________________________ TASK 78-32-41-000-001 Removal of the Lower Blocker Door
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific soft copper drift No specific warning notice No specific access platform 1 m (3 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-32-41-860-001 Manual Deployment of the Blocker Door 78-32-41-991-303 Fig. 401 78-32-41-991-304 Fig. 402 78-32-41-991-307 Fig. 403
3. Job Set-up
__________ Subtask 78-32-41-941-055
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.
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(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).
Subtask 78-32-41-010-055
B. 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 an access platform in position. Subtask 78-32-41-040-055
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
4. Procedure_________ (Ref. Fig. 401/TASK 78-32-41-991-303, 402/TASK 78-32-41-991-304, 403/TASK 78-32-41-991-307)
Subtask 78-32-41-020-050
A. Removal of the Lower Blocker Door
(1) Remove the lower access door:
(Ref. Fig. 401/TASK 78-32-41-991-303)
(a) Remove the bolt that attach the lower access door. 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(63)
