DISCHARGE PORT
SEE D
ENGINE FIRE BOTTLE (EXAMPLE) CONNECTOR ELECTRICAL
C
GLAND NUT DISCHARGE HEAD 8. NUT
DISCHARGE PORT (REF) 5. GROUND STRAP
8. NUT
DISCHARGE HEAD 10. PLATE
GROUND STRAP 11. SCREW
E GROUND LUG SEE (SQUIB) DISCHARGE CARTRIDGE GROUND LUG ASSEMBLY 6. CARTRIDGE
D E
Engine Fire Extinguisher Bottle/Discharge Cartridge Installation
Figure 401 (Sheet 3)
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757 MAINTENANCE MANUAL
E. Remove the Applicable Discharge Cartridge (Squib) (Fig. 401)
S 864-002
(1) Open these circuit breakers on the main power distribution panel, P6, and attach DO-NOT-CLOSE tags:
(a)
6H1, FIRE EXTINGUISHING ENG L BTL 1
(b)
6H2, FIRE EXTINGUISHING ENG L BTL 2
(c)
6H3, FIRE EXTINGUISHING ENG R BTL 1
(d)
6H4, FIRE EXTINGUISHING ENG R BTL 2
S 034-003
(2) Disconnect the electrical connector from the applicable squib (Ref Table 401).
S 434-116
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.
(3)
Put a protective cover on the fire bottle squib.
S 014-005
(4)
Turn and remove the squib.
TASK 26-21-01-404-006
3. Install the Applicable Discharge Cartridge (Squib) (Fig. 401)__________________________________________________
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.
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MAINTENANCE MANUAL
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)
Voltmeter - with a 10k ohm or greater
resistance
(2)
Resistor - 10 kohms or greater
C. Parts
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Fire Extinguisher Bottle | 26-21-03| 01 | 96 | | | 6 | Cartridge | | | 105 | | | 8 | Nut (2) | | | 102 | | | 10 | Washer - GND | | | 103 | | | 11 | Screw | | | 102 | 2......…........…...................................…..........….....….........1
D. Reference
(1)
AMM 20-41-01/201, Electrostatic Discharge Sensitive Devices
(2)
AMM 24-22-00/201, Electrical Power - Control
E. Access
(1)
Location Zones
153 Aft Cargo Compartment (Left)
154 Aft Cargo Compartment (Right)
(2)
Access Panels
822 Aft Cargo Compartment Door
F. Install the component.
S 434-007
(1)
Install the squib.
S 434-008
(2)
Tighten the squib to 90-100 pound-inches.
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