R CD-18 1 protective cap B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
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26-22-42-000-001 Removal of the Fire-Extinguisher Bottle Cartridge (12WF)
R **ON A/C 001-049, 101-149, 151-199, 211-299, 301-399, 401-499,
26-22-41-991-001 Fig. 401
**ON A/C 051-099, 201-210,
26-22-41-991-001-A Fig. 401A
**ON A/C ALL
3. Job Set-up
__________
Subtask 26-22-41-941-050
A. Put the warning notice on the overhead panel 25VU to tell the persons not to operate the APU.
Subtask 26-22-41-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/FIRE AND OVHT/DET/LOOP B 2WG L44 121VU APU/FIRE AND OVHT/DET/LOOP A 1WG L43 121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41 121VU APU/FIRE/EXTIG/SQUIB/B 2WF L39 121VU APU/FIRE/EXTIG/SQUIB/A 1WF L38 121VU APU/FIRE/LP VALVE/NORM 4WF M42 121VU APU/FIRE/LP VALVE/STBY 3WF M41
Subtask 26-22-41-010-050
C. Get Access
(1)
Put the access platform in position below the maintenance door 314AR.
(2)
Open the maintenance door 314AR.
4. Procedure
_________ R **ON A/C 001-049, 101-149, 151-199, 211-299, 301-399, 401-499,
(Ref. Fig. 401/TASK 26-22-41-991-001)
**ON A/C 051-099, 201-210,
(Ref. Fig. 401A/TASK 26-22-41-991-001-A) R **ON A/C 001-049, 101-149, 151-199, 211-299, 301-399, 401-499,
Subtask 26-22-41-020-054
A. Removal of the Fire Extinguisher Bottle (11WF)
(1)
Remove the fire-extinguisher-bottle cartridge (20) from the fire extinguisher bottle (21) (Ref. TASK 26-22-42-000-001).
(2)
Removal of the fire-extinguisher discharge outlet and the spray tubing.
(a)
Remove and discard the lockwire from the discharge outlet (14), the swivel nut (13) and the couplings of the spray tubing (15).
(b)
Remove the clamp (16).
(c)
Hold the spray tubing (15) in position, loosen the nuts (19) on the spray tubing (15) and the discharge outlet (14) and slide them back.
(d)
Hold the spray tubing (15) in position, loosen the swivel nuts (13). But do not remove the discharge outlet (14) from the fire extinguisher bottle (21).
(e)
Remove the spray tubing (15).
Fire - Extinguisher Bottle
Figure 401/TASK 26-22-41-991-001
R 1EFF : 001-049, 101-149, 151-199, 211-299, 1 26-22-41Page 404 1301-399, 401-499, 1Aug 01/05 1 1 1CES 1
Fire - Extinguisher Bottle
Figure 401A/TASK 26-22-41-991-001-A
R 1EFF : 051-099, 201-210, 1 26-22-41Page 405 1 1 May 01/05 1 1 1CES 1
(f)
Remove and discard the 0-rings (18) from the spray tubing (15) and the discharge outlet (14).
(g)
Put blanking plugs on the disconnected line ends.
(3) Remove the Fire Exinguisher Bottle
(a)
Disconnect the electrical connector (3) from the pressure switch on the fire-extinguisher bottle (21).
(b)
Put blanking caps on the disconnected electrical connectors.
(c)
Release the nut (2) and move the overboard pipe (1) away from the fire-extinguisher bottle (21).
(d)
Put blanking plugs on the disconnected line ends.
(e)
Remove the nut (10), the bolt (7), the washer (9), and the bonding strap (8).
(f)
Remove nuts (4), the bolts (6) and the washers (5).
(g)
Put the protective cap (CD-18) on the discharge outlet (14).
(h) Remove the fire-extinguisher bottle (21). R **ON A/C 051-099, 201-210,
Subtask 26-22-41-020-054-A
A. Removal of the Fire Extinguisher Bottle (11WF)
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