S 034-006
(6)
Remove the sealant that is between the fill fitting and the service panel.
S 034-007
(7)
Remove the screws that attach the fill fitting to the water service panel.
S 024-008
(8)
Remove the fill fitting through the access door for the water service panel.
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747-400
MAINTENANCE MANUAL
Fill Fitting Installation
Figure 401
C24212
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MAINTENANCE MANUAL
TASK 38-11-61-384-009
3. Install the Fill Fitting (Fig. 401)
________________________
A. Consumable Materials
(1) A00247 Sealant - Adhesive, pressure, BMS 5-95 class B
B. References
(1)
AMM 12-14-61/301, Water System
(2)
AMM 24-22-00/201, Manual Control
(3)
AMM 38-15-60/201, Water System Pressurization
C. Access
(1) Location Zone 128 Area Aft of Forward Cargo Container Compartment, Right
D. Procedure
S 424-022
(1)
Do the applicable steps of BAC 5000 to fay surface seal the fill fitting to the service panel.
S 864-010
(2)
Remove the cap from the water fill line.
S 424-011
(3)
Put the fill fitting in its installed position.
S 394-012
(4)
Apply the sealant to the threads of the screws.
S 434-013
(5)
Install the screws.
S 824-014
(6)
Make sure the outlet of the fill fitting is not more than 0.24 inch from the water fill line.
S 434-015
(7)
Move the sleeve over the end of the fill fitting until it is over the center of the connection.
(8)
Install the clamshell coupling.
(9)
Do this task: "Water System Pressurization" (AMM 38-15-60/201).
(10)
Do this task: "Fill the Water System" (AMM 12-14-61/301).
S 434-016
S 864-017
S 614-018
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S 794-019
(11)
Do a check of the fill fitting for leakage at the fill line connection.
S 864-020
(12)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
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FILL/DRAIN - REMOVAL/INSTALLATION
_________________________________
1. General_______
A. This procedure has these tasks:
(1)
The fill/drain valve removal.
(2)
The fill/drain valve installation.
TASK 38-11-62-384-001
2. Fill/Drain Valve Removal (Fig. 401)________________________
A. References
(1)
AMM 12-14-61/301, Water System
(2) 中國航空網(wǎng) www.k6050.com 航空翻譯 www.aviation.cn 本文鏈接地址：747-400 AMM 飛機(jī)維護(hù)手冊 氣動系統(tǒng) WATER/WASTE(8)
