(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).
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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
4. Procedure
_________
(Ref. Fig. 412/TASK 71-73-49-991-311) Subtask 71-73-49-420-063
A. Installation of the Reservoir to Manifold Pressurized Air Drain Tube
(1) Remove the protective covers from the manifold module, the drain reservoir, and the drain tube (5).
(2) Connect the drain tube (5) to the drain reservoir. Do not torque the coupling nut at this time.
(3) Connect the drain tube (5) to the manifold module. Do not torque the coupling nut at this time.
(4) Make sure that the drain tube (5) is aligned correctly on the engine.
(5) Torque the drain tube coupling nut. CAUTION : USE A SECOND WRENCH TO HOLD THE FITTINGS WHEN YOU
_______ LOOSEN/TIGHTEN THE TUBE COUPLING NUTS. THIS PREVENTS DAMAGE TO THE TUBES.
(a) TORQUE the drain tube (5) coupling nuts to between 200 and 250 lbf.in (2.26 and 2.82 m.daN).
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________ Subtask 71-73-49-410-064
A. 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).
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Removal of the Starter Pad Oil Drain Tube
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific container 1 l (0.25 USgal) No specific protective covers No specific warning notice
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 71-73-49-991-312 Fig. 413
3. Job Set-up
__________ Subtask 71-73-49-941-065
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.
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(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 71-73-49-010-065
B. Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
4. Procedure
_________
(Ref. Fig. 413/TASK 71-73-49-991-312)
Subtask 71-73-49-020-064
A. Removal of the Starter Pad Oil Drain Tube
(1) Put a container 1 l (0.25 USgal) below the drain reservoir module to catch any fluid remaining in the tube.
(2) Disconnect the starter pad oil drain tube (5) from the drain reservoir and let the fluid drain into the container. 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 动力装置 POWER PLANT 2(127)
