757 AMM 飞机维护手册燃油 CHAPTER 28 - FUEL 2(33)_航空信息_民用航空_通用航空

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B. This procedure contains four tasks. The first task removes the housing of the vent flame arrestor. The second task installs the housing of the vent flame arrestor. The third task removes the vent flame arrestor. The fourth task installs the vent flame arrestor.
TASK 28-13-05-004-001
2. Remove the Housing of the Vent Flame Arrestor (Fig. 401)_____________________________________________
A. References
(1)
AMM 28-11-03/401, Surge Tank Access Door

B.
Access

(1)
Location Zones 543 Surge Tank - Rib No. 21 to No. 23 (Left) 643 Surge Tank - Rib No. 21 to No. 23 (Right)

(2)
Access Panels
543BB Surge Tank Door (Left)
643BB Surge Tank Door (Right)

C.
Procedure

S 014-011
(1)
Remove the surge tank access door, 543BB or 643BB
(AMM 28-11-03/401).

S 034-012

(2)
Remove the housing bolts and washers from the surge tank access door (18 locations).

S 024-002

(3)
Remove the housing of the vent flame arrestor and the tube that attaches to it.

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757
MAINTENANCE MANUAL

VENT FLAME ARRESTOR INSTALLATION
SEE A
NUT PLATE
VENT FLAME ARRESTOR
INSTALLATION

LOWER WING SURFACESEE A RUBBER SEAL
A
HOUSING OF THE VENT FLAME ARRESTOR
SURGE TANK MOUNTING
A
ACCESS DOOR BOLT TUBE (EXAMPLE)
VENT FLAME ARRESTOR
BOLT AND WASHER
(12 LOCATIONS) INSTALLATION GASKOSEAL
A
VENT FLAME ARRESTOR
HOUSING OF THE VENT FLAME ARRESTOR
HOUSING BOLT
(18 LOCATIONS)

WASHER (18 LOCATIONS)
SURGE TANK ACCESS DOOR
A-A
Surge Tank Vent Flame Arrestor Installation
Figure 401

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757 MAINTENANCE MANUAL
S 034-003
(4)
Remove the bolts and the washers (12 locations) that hold the vent flame arrestor to the housing of the vent flame arrestor.

S 034-020

(5)
Remove the tube and the vent flame arrestor.
　
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