TASK 27-81-51-000-004
Removal of the Solenoid Valve from the Slat Wing-Tip Brake (WTB)
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______ START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
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 plugs No specific circuit breaker(s) safety clip(s) No specific safety barriers No specific warning notice No specific access platform 4 m (13 ft. 1 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
27-80-00-866-005 Retracting the Slats on the Ground 29-10-00-864-001 Depressurize the Green Hydraulic System 29-10-00-864-003 Depressurize the Blue Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 27-81-51-991-002 Fig. 402
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3. Job Set-up
__________
(Ref. Fig. 402/TASK 27-81-51-991-002) Subtask 27-81-51-941-058
A. Safety Precautions
(1)
Put the safety barriers in position.
(2)
Put a warning notice in position to tell persons not to operate the slat controls.
(3)
Put a warning notice in position to tell persons not to pressurize the hydraulic systems.
Subtask 27-81-51-010-052
B. Get Access
(1)
Put the access platform below the applicable zone 522(622).
(2)
Remove the applicable access panel:
-for the solenoid valve (7) on 35CV remove 522SB
-for the solenoid valve (7) on 36CV remove 622SB. Subtask 27-81-51-860-053
C. Aircraft Maintenance Configuration
(1)
Make sure that the slats are retracted fully (Ref. TASK 27-80-00-866-005).
(2)
Make sure that the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) is on the flap/slat control lever on panel 114VU.
(3)
Make sure that the Blue and the Green hydraulic systems are depressurized (Ref. TASK 29-10-00-864-003) and (Ref. TASK 29-10-00-864-001).
(4)
Depressurize the Blue and the Green hydraulic reservoirs (Ref. TASK 29-14-00-614-001).
(5)
Remove the safety collar from the CB 9CV and the CB 11CV.
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Solenoid Valve - Slat WTB Figure 402/TASK 27-81-51-991-002
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Subtask 27-81-51-865-053
D. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU FLIGHT CONTROLS/WTB/SLT/SYS2 11CV P19 122VU FLIGHT CONTROLS/WTB/SLT/SYS1 9CV S06
4. Procedure
_________
(Ref. Fig. 402/TASK 27-81-51-991-002) Subtask 27-81-51-020-051
A. Removal of the Solenoid Valve from the Slat Wing-Tip Brake (WTB)
(1)
Remove the screws (9).
(2)
Use one of the screws (9) in the hole (8) to help you to remove the solenoid valve (7).
(3)
Remove the screw (9) from the hole (8).
(4)
Remove and discard the O-rings (1), (3), (5) and (6), and the back-up rings (2) and (4), from the solenoid valve (7).
(5)
Put blanking plugs on the disconnected line ends.
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TASK 27-81-51-400-002
Installation of the Solenoid Valve to the Slat Wing-Tip Brake (WTB)
WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______
NOTICES ARE IN POSITION.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
1. Reason for the Job
__________________
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本文鏈接地址：A320飛機維護手冊 AMM FLIGHT CONTROLS 飛行操縱7(81)
