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REFERENCE DESIGNATION
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52-30-00-860-002 Close the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump
21-28-54-991-001 Fig. 401
3. Job Set-up
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Subtask 21-28-54-860-050
A. Aircraft Maintenance Configuration
(1) Make sure that:
(a)
The aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).
(b)
The AFT cargo-compartment door 826 is open (Ref. TASK 52-30-00-860-001).
(c)
The access platform is in position at the AFT cargo-compartment door 826.
(d) The access panel 162DW is removed (Ref. TASK 25-55-12-000-001). Subtask 21-28-54-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
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PANEL DESIGNATION IDENT. LOCATION
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R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
122VU AIR COND/AFT CARGO VENT/FAN 30HN S22
R **ON A/C ALL
Subtask 21-28-54-865-061
C. Open, safety and tag this(these) circuit breaker(s):
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PANEL DESIGNATION FIN LOCATION
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122VU AIR COND/AFT CARGO VENT/CTL AND/MONG 31HN 20 S
or alternative location :-
49VU AIR COND/AFT CARGO/VENT/CTL & MONG 31HN 07 C
4. Procedure
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(Ref. Fig. 401/TASK 21-28-54-991-001)
Subtask 21-28-54-420-050
A. Installation of the Extraction Fan
(1)
Remove the blanking plugs from the extraction fan (6), the sleeve (1) and the duct flange (3).
(2)
Clean the component interface and/or the adjacent area.
(3)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(4)
Make sure that the extruded rubber seal (7) is in a good condition. If necessary replace the extruded rubber seal (7).
(5)
Put the extruded rubber seal (7), the clamp (8) and the extraction fan (6) in position in the bracket (2).
NOTE : Make sure that:
____
-the arrow on the body of the extraction fan (6) points in the direction of the air flow,
-when you look in the direction of the air flow, the electrical socket on the extraction fan is between the 4 o'clock and the 5 o'clock position,
-the attach device of the clamp (8) is in the 3 o'clock position,
-you do not fully tighten the clamp (8) at this time.
(6) Put the clamp (9) and the sleeve (1) in position on the extraction fan (6).
NOTE : The end of the sleeve (1) must be between the coloured
____
markings on the extraction fan (6).
(7)
Tighten the clamp (9).
(8)
Put the clamp (4) in position on the extraction fan (6) and the duct flange (3).
(9) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM AIR CONDITIONING 空调 2(120)
