737-300 400 500 AMM 飞机维护手册 燃油 FUEL 2(2)

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 S 656-013
 WARNING: CAREFULLY DO ALL OF THE SAFETY PROCEDURES TO DEFUEL THE FUEL
_______ TANKS AND TO PREPARE TO GO INTO THEM. AN EXPLOSION, BAD INJURY TO PERSONS, AND DAMAGE TO EQUIPMENT CAN OCCUR.
 (1) Prepare these tanks for you to go into them (AMM 28-10-00/201):
 (a)  
The surge tanks.

 (b)  
The center tank.

 S 016-014
 (2)  Remove these access panels for the wing fuel tanks
 (AMM 28-11-11/401):

 (a)  
The access panel, No. 13, for the left wing tank

 (b)  
The access panel, No. 14, for the left surge tank

 (c)  
The access panel, No. 13, for the right wing tank

 (d)  
The access panel, No. 14, for the right surge tank.

 S 016-015
 (3) Remove the access panel for the center tank (AMM 28-11-31/401).
 S 496-016
 CAUTION: ATTACH RED SAFETY STREAMERS TO ALL OF THE PLUGS AND COVERS THAT
_______ YOU USE TO CLOSE THE VENT OPENINGS. BAD DAMAGE TO THE AIRPLANE STRUCTURE WILL OCCUR IF YOU DO NOT REMOVE ALL OF THE TEST EQUIPMENT AFTER THE PRESSURE CHECK.
 (4)  
Attach the safety streamers to all of the covers and the plugs before you install them.

 S 486-017

 (5)  
Install the plug, F80080-8, to close the float valve in the center tank.

 (a) Find the float valve in the aft part of the center tank.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL

CENTER WING TANK ACCESS DOOR
CAVITY NO. 1
CAVITY NO. 2
CAVITY NO. 3
(F80080-56)
INTEGRAL SEE
D
CENTER TANK VENT PLUG
SEE
SURGE TANK
VENT SCOOP (F80080-88)
SEE
F
SEE (F80080-82) ____NUMBERS IN PARENTHESIS
NOTE:

VENT COVER ASSY ARE TOOL NUMBERS OF (F80080-56)
SEE
G
CLOSURE ITEMS. SEE D
Fuel Vent System Pressure Check
Figure 601 (Sheet 1)

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 ALL  ú ú 01 Page 605 ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

737-300/400/500MAINTENANCE MANUAL
PLUG ASSEMBLY (TWO PARTS)
PLUG ASSEMBLY
CROSSOVER VENT TUBE
DRAIN 
PLUG ASSEMBLY  VALVE 
(TO CLOSE 
DRAIN HOLE) 

CROSSOVER VENT TUBE PLUG ASSEMBLY DRAIN VALVE PLUG ASSEMBLY (F80080-29) (F80080-112)
A B
VENT FLOAT VALVE STOP ASSEMBLY (F80080-26)
C
VENT COVER ASSEMBLY (F80080-56)
D
Fuel Vent System Pressure Check Figure 601 (Sheet 2)
E35178
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL

COVER PLATE LOWER
WING SKIN
GASKET
DOOR 
ASSEMBLY 
GASKET 
MOUNTING PLATE 
VENT PLUG  DRAIN VALVE 
(F80080-100) 
VENT SCOOP 
E  (F80080-88) 
F 

LOWER WING SKIN
PRESSURE DOOR ASSEMBLY 
(F80080-82)  SURGE TANK DRAIN 
G  TUBE PLUG ASSEMBLY (F80080-55) 
H 

Fuel Vent System Pressure Check
Figure 601 (Sheet 3)

E35207
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 ALL  ú ú 01 Page 607 ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
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