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时间:2011-04-15 08:34来源:蓝天飞行翻译 作者:航空
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 (1)  This task gives instuctions on how to do a leak check (T1) of the forward drain tube on the inboard engine strut.
 B. Equipment
 (1)  
Water source - low pressure, can spray up to 2 quarts (1.9 liters) per minute

 (2)  
Container - 5 gallon (19 liter) capacity, can collect and measure water to within 1 fluid ounce (30 ml) (measure can be done in smaller containers)

 (3)  
Funnel - long necked


 C. References
 (1)  
AMM 08-00-00/201, Leveling and Weighing

 (2)  
AMM 27-81-00/201, Leading Edge Flaps

 (3)  
AMM 51-31-01/201, Seals and Sealing

 (4)  
AMM 54-62-00/201, Nacelle Strut Access Panels

 (5)  
AMM 71-11-04/201, Fan Cowl Panels

 (6)  
AMM 71-11-06/201, Core Cowl Panels

 (7)  
AMM 78-31-00/201, Thrust Reverser System


 D. Access
 (1)  Location Zone
 461 Nacelle Strut 2 - Forward Fairing
 462 Nacelle Strut 2 - Torque Box
 471 Nacelle Strut 3 - Forward Fairing
 472 Nacelle Strut 3 - Torque Box

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL


ACCESS DOOR 462CL/472CL (LEFT SIDE)
THRUST
STA
STA
REVERSER
164186
HALVES
NAC
E31022
Inboard Struts Drain Access
Figure 203

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 01N Page 235 ú Jun 10/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

BULKHEAD STRUT-TO-WING MIDSPAR VAPOR BARRIER UPPER SPAR
DRAIN INLET VAPOR


INBOARD STRUTS
(ENGINES 2 AND 3)

Inboard Struts Drain Locations
Figure 204

E31035
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (2)  Access Panel
 462AL Core Cowl to Strut Access Door - Engine 2
 462CL Upper Midspar Pressure Relief Access Door

 (Forward) - Engine 2 462EL Upper Midspar Pressure Relief Access Door - Engine 2
 (Aft) - Engine 2 472AL Core Cowl to Strut Access Door - Engine 3 472CL Upper Midspar Pressure Relief Access Door
 (Forward) - Engine 3 472EL Upper Midspar Pressure Relief Access Door - Engine 2 (Aft) - Engine 3
 E. Prepare for the Leak Check
 S 042-342
 WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
 (1)  
Do the deactivation procedure for the thrust reverser for ground maintenance (AMM 78-31-00/201).

 S 012-170

 (2)  
Open the left and right fan cowl panels (AMM 71-11-04/201).

 S 012-343

 (3)  
Open the left and right core cowl panels (AMM 71-11-06/201).


 S 012-171
 WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
 (4)  Open the left and right thrust reversers (AMM 78-31-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 54-53-00
 ALL  ú ú 01N Page 237 ú Jun 10/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
 
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本文链接地址:747-400 AMM 飞机维护手册 NACELLES/PYLONS(68)