APU Fire Extinguisher Bottle Installation
Figure 401
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S 864-035
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 BOTTLES TO RELEASE ITS CONTENTS
SUDDENLY AND CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(3)
Before you touch the squib, do the procedure for devices that are sensitive to electrostatic discharge (AMM 20-41-02/201).
S 034-004
(4)
Disconnect the electrical connectors (8) and (10) from the bottle squibs and the pressure switch, refer to the table.
~.......................................................... | BOTTLE | ELECTRICAL CONNECTOR | ............................................................ | APU BOTTLE PRESSURE SWITCH | DM103A | ............................................................ | APU BOTTLE SQUIB | DM103B | 2..............................…...........................1
S 434-031
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.
(5)
Put a protective cover on the fire bottle squib.
(6)
Disconnect the discharge hose at the discharge port (3).
S 034-007
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S 034-008
(7)
Remove the washers (1) and bolts (2) (four places) from the mounting lugs.
S 024-009
(8)
Remove the extinguisher bottle (11).
S 034-045
(9)
Remove the insulation blanket from the extinguisher bottle. .
TASK 26-22-01-404-010
3. Install APU Fire Extinguisher Bottle
____________________________________
A. Standard Tools and Equipment
(1)
Scale - Capacity of at least 30 pounds, division of 0.01 pound and accuracy of | 0.1%
(2)
Voltmeter - 28 vdc
(3)
Resistor - 10 Kohm
B.
Parts
~.............................................................................. | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Washer | 26-22-01 | 02 | 70 | | | 2 | Bolt | | | 65 | | | 11 | Extinguisher Bottle | | | 60 | 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
(4)
WDM 26-22-11
(5)
SSM 26-22-01
D.
Access
(1)
Location Zone 315 Area Aft of Stabilizer Box Compartment, LH
(2)
Access Panel
315AL Access Door
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本文链接地址：747-400 AMM 飞机维护手册 防火 FIRE PROTECTION 2(102)
