CAUTION : DO NOT TOUCH THE FRANGIBLE DISC INSIDE THE FIRE EXTINGUISHER BOTTLE
_______ UNLESS IT IS BROKEN (CARTRIDGE FIRED). YOU COULD MAKE DAMAGE TO THE FRANGIBLE DISC OR BREAK IT.
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific protective cap (supplied by bottle vendor)
 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
26-21-41-000-001 Removal of the Engine Fire-Extinguisher Bottle
 (6WE1,8WE1,6WE2,8WE2)
 26-21-41-000-004 Removal of the Cartridge of the Engine
 Fire-Extinguisher Bottle

R **ON A/C 001-049, 101-105, 201-210,
 26-21-41-991-007 Fig. 404 R **ON A/C 051-099, 106-149, 151-199, 211-299, 301-399, 401-499,
 26-21-41-991-007-A Fig. 404A **ON A/C ALL

 3. Job Set-up
__________
 Subtask 26-21-41-010-051

 A. Get Access
 (1)
 Remove the engine fire-extinguisher bottle (Ref. TASK 26-21-41-000-001).

 (2)
 Remove the cartridge from the engine fire-extinguisher bottle (Ref. TASK 26-21-41-000-004).

 4. Procedure
_________ R **ON A/C 001-049, 101-105, 201-210,
 (Ref. Fig. 404/TASK 26-21-41-991-007) R **ON A/C 051-099, 106-149, 151-199, 211-299, 301-399, 401-499,
 (Ref. Fig. 404A/TASK 26-21-41-991-007-A) R **ON A/C 001-049, 101-105, 201-210,
 Subtask 26-21-41-020-055
 A. Removal of the Discharge Head CAUTION : DO NOT TOUCH THE FRANGIBLE DISC INSIDE THE FIRE EXTINGUISHER
_______ BOTTLE UNLESS IT IS BROKEN (CARTRIDGE FIRED). YOU COULD MAKE DAMAGE TO THE FRANGIBLE DISC OR BREAK IT.
 (1) Remove the nut assembly:
 (a)
 Remove and discard the O-ring (4).

 (b)
 Remove the ring (3).

 (c)
 Remove the retaining ring (7).

 (d)
 Remove the knurled ring (6), the spring (5) and the nut (2).

 Discharge Head - Engine Fire-Extinguisher Bottle
 Figure 404/TASK 26-21-41-991-007

R 1EFF : 001-049, 101-105, 201-210, 1 26-21-41Page 425 1 1 Aug 01/05 1 1 1CES 1

 Discharge Head - Engine Fire-Extinguisher Bottle
 Figure 404A/TASK 26-21-41-991-007-A

R 1EFF : 051-099, 106-149, 151-199, 211-299, 1 26-21-41Page 426 1301-399, 401-499, 1Aug 01/05 1 1 1CES 1

 (2) Remove the discharge head:

 (a)
 Cut and remove the lockwire from the discharge head (1).

 (b)
 Loosen the nut (8) of the fire extinguisher bottle (9).

 (c)
 Remove the discharge head (1).

R (d) Install a protective cap (supplied by bottle vendor) on the fire
R extinguisher bottle (9).
R **ON A/C 051-099, 106-149, 151-199, 211-299, 301-399, 401-499,

 Subtask 26-21-41-020-055-A
 A. Removal of the discharge Head CAUTION : DO NOT TOUCH THE FRANGIBLE DISC INSIDE THE FIRE EXTINGUISHER
_______ BOTTLE UNLESS IT IS BROKEN (CARTRIDGE FIRED). YOU COULD MAKE DAMAGE TO THE FRANGIBLE DISC OR BREAK IT.
 (1)
 Remove the nut assembly:

 (a)
 Remove and discard the O-ring (4).

 (b)
 Remove the ring (3).

 (c)
 Remove the retaining ring (7).

 (d)
 Remove the knurled ring (6), the spring (5) and the nut (2).

 (2)
 Remove the discharge head:

 (a)
 Cut and remove the lockwire from the discharge head (1).

 (b)
 Loosen the nut of the discharge head (1).

 (c)
 Remove the discharge head (1).

 (d)
 Remove and discard the O-ring (8).

 (e)
 Install a protective cap (supplied by bottle vendor) on the fire extinguisher bottle (9).

 **ON A/C ALL

 TASK 26-21-41-400-002
 Installation of the Discharge Head of the Engine Fire-Extinguisher Bottle
 WARNING : DO NOT REMOVE/INSTALL THE DISCHARGE HEAD WITH THE CARTRIDGE
_______ INSTALLED.
 CAUTION : DO NOT TOUCH THE FRANGIBLE DISC INSIDE THE FIRE EXTINGUISHER BOTTLE
_______ UNLESS IT IS BROKEN (CARTRIDGE FIRED). YOU COULD MAKE DAMAGE TO THE FRANGIBLE DISC OR BREAK IT.
　
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