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3. Job Set-up
__________ Subtask 72-23-00-860-064
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) 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 72-23-00-010-105
B. Get Access
(1) 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. 408/TASK 72-23-00-991-315) Subtask 72-23-00-420-065
A. Installation of the PS13 Line CAUTION : USE 2 WRENCHES TO REMOVE/INSTALL THE TUBE UNION NUT: ONE TO
_______ HOLD THE FITTING, THE OTHER TO LOOSE/TORQUE THE NUT. OTHERWISE, DAMAGE TO THE HARDWARE CAN OCCUR.
(1) Lubricate the ECU and the fan frame boss nipples with engine fuel.
(2) Connect the PS13 line to the ECU and to the fan frame boss by hand.
(3) Lubricate the threads of the bolts (40), (50), (90), (130), (170),
(210) with graphite grease (Material No. CP2101).
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(4) Install the parts which attach the PS13 line as follows:
-------------------------------------------------------------------------------INSTALL ON NOTE
-------------------------------------------------------------------------------Nut (10) Bracket (20) on flange F At the 4:45 o'clock
Bolt (40) position (Detail B)
Nut (80) Bracket (60) on flange F At the 4:30 o'clock
Bolt (50) position (Detail C)
Clamp (70)
Nut (120) Bracket (110) on flange F At the 4 o'clock
Bolt (90) position (Detail D)
Clamp (100)
Nut (140) Bracket (150) on flange F At the 3:45 o'clock
Bolt (130) position (Detail E)
Clamp (160)
Nuts (200) Brackets (180) on flange G At the 3 o'clock,
Bolts (170) 2 o'clock and 1:30 o'clock
Clamps (190) positions (3 locations)
(Detail F)
Nut (240) Bracket (220) on flange G At the 2:30 o'clock Bolt (210) position (Detail G) Clamp (230)
(5) TORQUE the PS13 connection to the ECU to between 180 and 200 lbf.in
(2.03 and 2.26 m.daN).
(6) Safety with lockwire 0.032 in. (0.8 mm) dia. (Material No. CP8001) or lockwire 0.032 in. (0.8 mm) dia. (Material No. CP8002).
(7) TORQUE the PS13 connection to the fan frame boss to between 135 and 150 lbf.in (1.52 and 1.69 m.daN).
(8) Safety with lockwire 0.032 in. (0.8 mm) dia. (Material No. CP8001) or lockwire 0.032 in. (0.8 mm) dia. (Material No. CP8002).
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________ Subtask 72-23-00-410-095
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).
(4) Remove the access platform(s).
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E 56-5B E E E TASK 72-23-00-000-040
Removal of the PS12 Line
1. Reason for the Job
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本文链接地址：A320飞机维护手册 AMM ENGINE 发动机 1(132)
