B. Remove the Engine Fire Bottle.
S 864-002
(1) Open these circuit breakers on the Load Control Center panel, P6-2, and attach DO-NOT-CLOSE tags:
(a)
EXTINGUISHER BOTTLES RIGHT
(b)
EXTINGUISHER BOTTLES LEFT
(c)
EXTINGUISHER BOTTLE RIGHT
(d)
EXTINGUISHER BOTTLE LEFT
(e)
EXTINGUISHER BOTTLE APU
S 864-003
(2) Open the CONTROL CABIN LIGHTING INDICATOR LIGHTS MASTER DIM BUS (nine circuit breakers) on the P6-3 panel.
S 864-062
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.
(3) Before you touch the squib, do the procedure for devices that are sensitive to electrstatic discharge (AMM 20-40-12/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
26-21-11
ALL ú ú 02 Page 401 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
DISCHARGE NOZZLE (TYP)
FORWARD (LEFT) FIRE EXTINGUISHER
PRESSURE BOTTTLE
GAGE/SWITCH
AFT (RIGHT) MOUNTINGFIRE EXTINGUISHER FIRE BOLT (TYP)BOTTTLE EXTINGUISHER BOTTLES
SEE A
TO ENGINE 2
SQUIB
ELECTRICAL
DISCHARGE CONNECTORS
PLUG 1
DISCHARGE
DISCHARGE PLUG 1
PLUG 2 DISCHARGE
PLUG 2
FWD
TO ENGINE 1
SQUIB ELECTRICAL CONNECTORS
FORWARD (LEFT) FIRE EXTINGUISHER
BOTTTLE FIRE EXTINGUISHER BOTTLES A1
TO ENGINE
MOUNTING BOLT (TYP)
PRESSURE
TO ENGINE GAGE/SWITCH
PRESSURE SWITCH CONNECTOR
AFT (RIGHT)
FIRE EXTINGUISHER
DISCHARGE
BOTTTLE
PLUG 1 PRESSURE
SQUIB ELECTRICALGAGE/SWITCH CONNECTOR
DISCHARGE
DISCHARGE PLUG 2
PLUG 2 DISCHARGE PLUG 1
FWD SQUIB ELECTRICAL CONNECTORS
1 AIRPLANES WITH CROSS-CONNECT FIRE EXTINGUISHER BOTTLES PROTECTION
2 AIRPLANES WITHOUT CROSS-CONNECT
A2
PROTECTION
Engine Fire Extinguisher Bottle Installation
Figure 401
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
26-21-11
ALL ú ú 01 Page 402 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 864-004
(4) Disconnect electrical connectors D582 and D1322 (left bottle) or D584 and D1324 (right bottle) at the bottle discharge outlet.
S 424-064
WARNING: PUT THE PROTECTIVE COVERS ON THE FIRE BOTTLE SQUIBS.___
_______ IF YOU DO NOT PUT THE PROTECTIVE COVERS ON THE FIRE BOTTLE SQUIBS, THE FIRE BOTTLES CAN RELEASE ITS CONTENTS SUDDENLY AND CAUSE INJURY TO PERSONS.
CAUTION:_______DO NOT PUT SHUNT PLUGS ON THE FIRE BOTTLE SQUIBS. THE SHUNT PLUGS CAN CAUSE DAMAGE TO THE SQUIB PINS.
(5)
Install a protective cover on each squib connector.
S 864-006
(6)
Remove the two discharge squibs from the bottle.
S 864-007
(7)
Disconnect the electrical connector D586 (left bottle) or D588 (right bottle) from the pressure gage.
S 034-008
(8)
Disconnect the two discharge lines from the fire extinguisher bottle discharge outlet.
S 034-009
(9)
Remove four mounting bolts and remove fire extinguisher bottle.
TASK 26-21-11-404-010
3. Install the Engine Fire Extinguisher Bottle (Fig. 401)___________________________________________
A. References
(1)
AMM 26-21-11/601, Engine Fire Bottle Inspection/Check
(2)
AMM 26-22-11/601, Fire Bottle Inspection/Check
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