5. Close-up
________ Subtask 21-23-00-862-052
A. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
FAN-EXTRACT (1HU) - REMOVAL/INSTALLATION
________________________________________ TASK 21-23-51-000-001 Removal of the Lavatory and Galley Extract Fan (1HU) WARNING : MAKE SURE THAT AIR IS NOT SUPPLIED TO THE AIR CONDITIONING SYSTEM
_______ FROM THE MAIN ENGINE, THE APU OR A GROUND SOURCE. HOT COMPRESSED AIR CAN CAUSE INJURY TO PERSONNEL.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
No specific circuit breaker(s) safety clip(s)
No specific access platform 2 m (6 ft. 7 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power 25-55-12-000-001 Removal of the AFT Cargo Compartment Partition FR65 21-23-51-991-001 Fig. 401
3. Job Set-up
__________ Subtask 21-23-51-861-050
A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
Subtask 21-23-51-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------122VU AIR COND/LAV/GALLEY VENT CTL/EXTRACT FAN/CTL 5HU U21 122VU AIR COND/LAV/GALLEY VENT CTL/EXTRACT FAN/SPLY 6HU U19
Subtask 21-23-51-010-050
C. Get Access
(1) Open the AFT cargo-compartment door 826.
(2) Put the access platform in position at the AFT cargo-compartment door 826.
(3) Remove the access panel 162DW (Ref. TASK 25-55-12-000-001).
4. Procedure_________
(Ref. Fig. 401/TASK 21-23-51-991-001)
Subtask 21-23-51-020-050
A. Removal of the Lavatory and Galley Extract Fan
R (1) Disconnect the electrical connector (5).
(2) Put blanking caps on the disconnected electrical connectors.
R R (3) Remove the nut (6), the washer (7), the bolt (10), the washer (9) and disconnect the bonding strap (8).
R (4) Hold the outlet duct (12) and remove the clamp (1).
R (5) Remove the outlet duct (12).
R (6) Remove the clamp (4).
R R (7) Hold the lavatory and galley extract fan (3) and remove the clamp (2).
R (8) Remove the lavatory and galley extract fan (3).
Lavatory and Galley Extract Fan
Figure 401/TASK 21-23-51-991-001
1EFF : ALL 1 21-23-51 Page 403
1 1 Feb 01/98
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R (9) Put blanking plugs on the open ends of the duct (11) and the lavatory R and galley extract fan (3).
TASK 21-23-51-400-001
Installation of the Lavatory and Galley Extract Fan (1HU)
WARNING : MAKE SURE THAT AIR IS NOT SUPPLIED TO THE AIR CONDITIONING SYSTEM
_______
FROM THE MAIN ENGINE, THE APU OR A GROUND SOURCE.
HOT COMPRESSED AIR CAN CAUSE INJURY TO PERSONNEL.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific access platform 2 m (6 ft. 7 in.)
R No specific Torque Wrench : range 0.00 to 1.20 m.daN
R (0.00 to 9.00 lbf.ft)
R
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
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