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时间:2011-04-10 09:48来源:蓝天飞行翻译 作者:航空
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 434-105
 WARNING:_______PUT A PROTECTIVE COVER ON THE FIRE BOTTLE SQUIB. IF YOU DO NOT PUT A PROTECTIVE COVER ON THE FIRE BOTTLE SQUIB, THE FIRE BOTTLE CAN RELEASE ITS CONTENTS SUDDENLY AND CAUSE INJURY TO PERSONS.
 CAUTION:_______DO NOT PUT A SHUNT PLUG ON THE FIRE BOTTLE SQUIB. THE SHUNT PLUG CAN CAUSE DAMAGE TO THE SQUIB PINS.
 (4)  
Put a protective cover on the fire bottle squib.

 S 034-005

 (5)
Remove the ground straps (5) from the bottle ground lug (6).

 S 034-006

 (6)
Disconnect the discharge hose from the discharge port (4).

 S 034-007

 (7)  
Remove the washers (11) and bolts (12) (three locations) from the mounting lugs on the airplane frame.

 S 024-008

 (8)  
Remove the extinguisher bottle (13).


 TASK 26-23-01-404-009
 4. Install the Lower Cargo Compartment Fire Extinguisher Bottle (Fig. 401)
____________________________________________________________
 A. Standard Tools and Equipment
 (1)  
Voltmeter - with a 10k ohm or greater
 resistance


 (2)  
Scale - Capacity of at least 120 pounds, division of 0.1 pound and accuracy of |0.1 %.


 B. Parts
 ~.......................................................................... | AMM | | AIPC | ........................ .......................... | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ............................................................................ | 401 | 11 | Washer | 26-23-01 | 02 | 80 | | | 12 | Bolt | | | 75 | | | 13 | Extinguisher Bottle | | | | | | | Bottle C, D | | | 65 | | | | Bottle A, B | | | 70 | 2..........…...........…..........................…..........….....….......1
 C. References
 (1)  
AMM 20-41-02/201, Electrostatic Discharge Sensitive Devices

 (2)  
AMM 24-22-00/201, Manual Control

 (3)  
AMM 51-31-00/001, Seals and Sealing


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 26-23-01
 ALL  ú ú 02 Page 407 ú Oct 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (4)  
WDM 26-23-11

 (5)  
WDM 26-23-12

 D.
Access

 (1)  
Location Zone
 124 Forward Cargo Container Compartment Aft Half


 E.
Squib Electrical Connection Procedure


 NOTE: Do this procedure each time you connect an electrical connector to
____
 a fire bottle squib.

 S 864-114
 WARNING: DO NOT TOUCH THE SQUIB BEFORE YOU DO THE PROCEDURES FOR DEVICES
_______ THAT ARE SENSITIVE TO ELECTROSTATIC DISCHARGE. ELECTROSTATIC DISCHARGE CAN CAUSE THE FIRE BOTTLE TO RELEASE ITS CONTENT AND CUASE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (1)  
Before you touch the squib, do the procedure for devices that are sensitive to electrostatic discharge (AMM 20-41-02/201).

 S 434-104

 (2)  
Do the steps that follow to connect an electrical connector to a fire bottle squib.


 (a)  If a protective cover is installed, remove the protective cover.
 CAUTION: IF A SHUNT PLUG IS INSTALLED, PULL THE SHUNT PLUG STRAIGHT
_______ OFF THE FIRE BOTTLE SQUIB. IF YOU TWIST OR WIGGLE THE SHUNT PLUG, YOU CAN CAUSE DAMAGE TO THE SQUIB PINS.
 (b)  If a shunt plug is installed, pull the shunt plug straight off the squib and discard the shunt plug.
 NOTE: Shunt plugs should not be used to cover the fire bottle
____ squibs because they can cause damage to the squib pins.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 26-23-01
 ALL  ú ú 01 Page 408 ú Oct 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 WARNING: MAKE SURE THERE IS NO VOLTAGE AT THE ELECTRICAL CONNECTOR.
_______ IF THERE IS A VOLTAGE AT THE ELECTRICAL CONNECTOR, THE SQUIB CAN RELEASE ITS CONTENTS SUDDENLY AND CAUSE INJURY TO PERSONS.
 
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