TASK 26-23-41-000-004 Removal of the Cargo Fire-Extinguisher Bottle (4005WX) WARNING : THE CARTRIDGE IS AN EXPLOSIVE DEVICE. REMOVE IT BEFORE YOU
_______ DISASSEMBLE THE FIRE EXTINGUISHER BOTTLE. TO PREVENT INJURY TO THE PERSONNEL BECAUSE OF THE EXPLOSION OF THE CARTRIDGE IF IT HAS NOT BEEN FIRED:
-INSTALL A SHUNT DEVICE.
-THIS WILL SHUNT THE PINS TOGETHER ON THE CARTRIDGE BEFORE ITS
REMOVAL.
DO NOT USE A FOIL SHUNT.
WARNING : IF YOU REMOVE THE FIRE EXTINGUISHER BOTTLES IN A CLOSED HANGAR, MAKE
_______ SURE THAT THERE IS A FLOW OF NEW AIR IN THE HANGAR.
WARNING : BE VERY CAREFUL WHEN YOU MOVE A FILLED FIRE EXTINGUISHER BOTTLE. A
_______ HEAVY SHOCK COULD CAUSE PERCUSSION.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific access platform 1.9 m (6 ft. 3 in.)
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B. Referenced Information
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REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 26-23-41-000-005 Removal of the Cartridge of the Cargo Fire-Extinguisher Bottle 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump
**ON A/C 004-049, 051-099, 101-149, 201-299, 301-399,
26-23-41-991-003 Fig. 402 R **ON A/C 151-199, 401-499,
26-23-41-991-003-A Fig. 402A R **ON A/C 004-049, 051-099, 101-149, 151-199, 201-299, 301-399, 401-499,
3. Job Set-up
__________
Subtask 26-23-41-861-051
A. Energize the ground service network (Ref. TASK 24-42-00-861-001).
Subtask 26-23-41-865-054
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
122VU AIR COND/CARGO/FIRE/EXTIG 1WX T19
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Subtask 26-23-41-010-053
C. Get Access
(1)
Put the access platform in position at the zone 825.
(2)
Open the FWD cargo compartment door 825 (Ref. TASK 52-30-00-860-001).
(3)
Set the CARGO COMPT LIGHT switch 6LU to ON.
(4)
Remove the protection panel 132MW.
(5)
Remove the cartridge of the fire extinguisher bottle (Ref. TASK 26-23-41-000-005).
R **ON A/C 151-199, 401-499,
Subtask 26-23-41-010-053-A
C. Get Access
(1)
Put the access platform in position at the zone 825.
(2)
Open the FWD cargo compartment door 825 (Ref. TASK 52-30-00-860-001).
(3)
Set the CARGO COMPT LIGHT switch 6LU to ON.
(4)
Remove the protection panel 132SW.
(5)
Remove the cartridge of the fire extinguisher bottle (Ref. TASK 26-23-41-000-005).
R **ON A/C 004-049, 051-099, 101-149, 151-199, 201-299, 301-399, 401-499,
4. Procedure
_________
**ON A/C 004-049, 051-099, 101-149, 201-299, 301-399,
(Ref. Fig. 402/TASK 26-23-41-991-003)
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Cargo Fire-Extinguisher Bottle.
Figure 402/TASK 26-23-41-991-003
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R **ON A/C 151-199, 401-499,
(Ref. Fig. 402A/TASK 26-23-41-991-003-A) R **ON A/C 004-049, 051-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 26-23-41-020-064
A. Removal of the Cargo Fire-Extinguisher Bottle
(1)
Disconnect the electrical connector (2) from the pressure switch (3).
(2)
Disconnect the hoses (4), (19) and (26). NOTE : Do not remove the safety beaded chain installed on the hoses
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