(2)
Install the Applicable Discharge Cartridge (Squib)
(3)
Remove the Engine Fire Extinguisher Bottle 1 or 2 (as applicable)
(4)
Install the Engine Fire Extinguisher Bottle 1 or 2 (as applicable)
TASK 26-21-01-004-001
2. Remove the Engine Fire Extinguisher Bottle Discharge Cartridge
______________________________________________________________
A. General
(1) The two engine fire extinguisher bottles are in the front of the aft cargo compartment. Each fire extinguisher bottle has two discharge cartridges (squibs). The removal/installation procedure is the same for both bottles and squibs.
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 CONTENTS SUDDENLY AND CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(2) Before you touch the squib, do the procedure for devices that are sensitive to electrostatic discharge (AMM 20-41-01/201).
B. Equipment
(1) Squib Protective Cover
M83723/60-210-AN or AC (Engine or APU)
M83723/60-112-AN or AC (Engine or APU)
M83723/60-18-AN or AC (Engine or APU)
M83723/60-110-AN or AC (Engine or APU)
C. References
(1) AMM 20-41-01/201, Electrostatic Discharge Sensitive Devices
D. Access
(1)
Location Zones
153 Aft Cargo Compartment (Left)
154 Aft Cargo Compartment (Right)
(2)
Access Panels
822 Aft Cargo Compartment Door
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
26-21-01
ALL ú ú 01 Page 401 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
AFT
CARGO
DOOR
ENGINE FIRE
EXTINGUISHING
BOTTLES
SEE A
ENGINE TO RIGHT PRESSURE SWITCH ENGINE FIRE EXTINGUISHING BOTTLE NO. 1
SEE C
ENGINE FIRE
EXTINGUISHING
BOTTLE NO. 2
SEE C
TO LEFT
ENGINE
A
Engine Fire Extinguisher Bottle/Discharge Cartridge Installation
Figure 401 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. FIRE BOTTLES WITHOUT CROSS-CONNECTION ú
26-21-01
PROTECTION ú
ú 03 ú BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details. Page 402May 28/99
A 757 MAINTENANCE MANUAL
SEE B ENGINE FIRE EXTINGUISHING BOTTLES AFT CARGO DOOR TO RIGHT ENGINE EXTINGUISHING ENGINE FIRE SEE C BOTTLE NO. 1 EXTINGUISHING ENGINE FIRE SEE C BOTTLE NO. 2
A A
CONNECTOR HARD POINT
ENGINE TO LEFT CONNECTOR HARD POINT
TO RIGHT ENGINE
B
TO LEFT
ENGINE
ENGINE FIRE
EXTINGUISHING
BOTTLE NO. 2
ENGINE FIRE
EXTINGUISHING
BOTTLE NO. 1
A-A
Engine Fire Extinguisher Bottle/Discharge Cartridge Installation
Figure 401 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. FIRE BOTTLES WITH CROSS-CONNECTION ú
26-21-01
PROTECTION ú
ú 04 ú BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details. Page 403May 28/99
A
757
MAINTENANCE MANUAL
SAFETY RELIEF
AND FILLER PORT
HEX KEY FOR GROUND TEST
(TURN CW FOR SIMULATED
BTL DISCH)
MOUNTING
LUGS (4)
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