(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 71-21-11-010-055
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 the access platform in position. Subtask 71-21-11-040-051
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
F 『 EEFF : ALL E Page 60271-21-11
E E May 01/00 ERE
ECES E
F 『
E C F M E
E E
E 56-5B E
E E
Subtask 71-21-11-010-057
D. Open the thrust reverser doors (Ref. TASK 78-36-00-010-040):
FOR 1000EM1
451AL, 452AR
FOR 1000EM2
461AL, 462AR
4. Procedure
_________
(Ref. Fig. 601/TASK 71-21-11-991-302, 602/TASK 71-21-11-991-305, 603/TASK 71-21-11-991-306, 604/TASK 71-21-11-991-307)
Subtask 71-21-11-210-052
A. Visual Inspection of the Forward Engine Mounts
(1) Do a detailed visual inspection of the forward engine mount. Clean any dirt or unwanted material from the forward engine mount with a clean cloth. Use a flashlight and an inspection mirror to examine areas of the engine mount that are hard to see.
R (2) Do this inspection on those areas of the forward engine mount that R are visible without the removal of any hardware.
-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------R
R 1. Examine the two halves of the main beam, look for: (Ref. Fig. 602/TASK 71-21-11-991-305)
A. Cracks None permitted If cracks are found replace the mount (Ref. TASK 71-21-11-000-041) and (Ref. TASK 71-21-11-400-041).
F 『 EEFF : ALL E Page 60371-21-11
E E May 01/00 E E ECES E F 『 E C F M E E E E 56-5B E
Forward Engine Mount
Figure 601/TASK 71-21-11-991-302
F 『 EEFF : ALL E Page 60471-21-11
E E Feb 01/98 E E ECES E F 『 E C F M E E E E 56-5B E
Forward Engine Mount Support Beam
Figure 602/TASK 71-21-11-991-305
F 『 EEFF : ALL E Page 60571-21-11
E E Feb 01/98 E E ECES E F 『 E C F M E E E E 56-5B E
Forward Engine Mount Cross Beam
Figure 603/TASK 71-21-11-991-306
F 『 EEFF : ALL E Page 60671-21-11
E E Feb 01/98 E E ECES E F 『 E C F M E E E E 56-5B E
Forward Engine Mount Link
Figure 604/TASK 71-21-11-991-307
F 『 EEFF : ALL E Page 60771-21-11
E E Feb 01/98 E E ECES E
F 『
E C F M E
E E
E 56-5B E
E E
-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
B. Nick, Scratch, Gouge None permitted in the critical areas (Area A) If damage is found replacethe mount (Ref. TASK 71-21-11-000-041) and (Ref. TASK 71-21-11-400-041).
C. Nick, Scratch, Gouge Maximum depth 0.05 in. (1.27 mm). Maximum length 0.25 in. (6.35 mm) in the non-critical areas. (Area B) Make smooth the area per(Ref. CMM 712108). Adamage area can not bemade smooth more than onetime.
R 2. Examine the cross
beam, look for: (Ref. Fig. 603/TASK 71-21-11-991-306)
A. Cracks None permitted If cracks are found replace the mount (Ref. TASK 71-21-11-000-041) and (Ref. TASK 71-21-11-400-041).
B. Nick, Scratch, Gouge None permitted in the critical areas (Area A) If damage is found replacethe mount (Ref. TASK 71-21-11-000-041) and (Ref. TASK 71-21-11-400-041).
C. Nick, Scratch, Gouge Maximum depth 0.05 in. (1.27 mm). Maximum length 0.25 in. (6.35 mm) in the non-critical areas. (Area B) Make smooth the area per(Ref. CMM 712108). Adamage area can not bemade smooth more than onetime.
R 3. Examine the two links
on the mount, look for:
(Ref. Fig. 604/TASK 71-21-11-991-307)
F 『 EEFF : ALL E Page 60871-21-11
E E May 01/00 E E ECES E
F 『
E C F M E
E E
E 56-5B E
E E
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 1(132)
