Subtask 27-54-53-865-055
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 6CV, 8CV.
Subtask 27-54-53-710-051
D. Test
(1)
Do the operational test of the flap system (Ref. TASK 27-54-00-710-001).
(2)
Examine the solenoid valve and make sure that there are no leaks.
5. Close-up
________ Subtask 27-54-53-860-058
A. Put the aircraft back to the serviceable condition.
(1)
Make sure that the level of the fluid in the relevant hydraulic reservoir is correct. Add fluid as necessary (Ref. TASK 12-12-29-611-001), (Ref. TASK 12-12-29-611-002).
(2)
Remove the container from below the valve block (12).
(3) Remove the access platform(s). Subtask 27-54-53-410-051
B. Close the main doors of the main gear (Ref. TASK 32-12-00-410-001).
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TASK 27-54-53-000-003
Removal of the Filters of the Valve Blocks
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______ CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
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.
NOTE : The removal procedure for the filter of the valve block 24CV is
____ specified. The removal procedure for the filter of the valve block 23CV is almost the same. If there are differences in the procedures they are specified.
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 warning notice
No specific access platform 3.0 m (9 ft. 10 in.)
No specific container 5.0 l (1.3208 USgal)
98D27803000000 1 LOCKING TOOL - FLAP/SLAT CONTROL LEVER
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B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
27-00-00-480-002 Installation of the Flap/Slat Control-Lever Locking Tool (98D27803000000) 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 32-12-00-010-001 Open the Main Gear Doors for Access 27-54-53-991-003 Fig. 403
3. Job Set-up
__________
Subtask 27-54-53-865-056
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1 6CV B07 121VU FLIGHT CONTROLS/FLP/CTL AND/MONG/SYS2 8CV Q21
Subtask 27-54-53-010-052
B. Open the main doors of the main gear (Ref. TASK 32-12-00-010-001).
Subtask 27-54-53-860-052
C. Aircraft Maintenance Configuration
(1)
Install the LOCKING TOOL - FLAP/SLAT CONTROL LEVER (98D27803000000) (Ref. TASK 27-00-00-480-002) on the slat/flap control lever.
(2)
Put the access platform in position at the opening of the main gear main door.
(3)
Make sure that the Green and the Yellow hydraulic systems are depressurized and put them in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Depressurize the reservoirs of the Green and the Yellow hydraulic systems (Ref. TASK 29-14-00-614-001).
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(5)
Put the warning notice in position to tell persons not to pressurize the hydraulic systems.
(6)
Put a container in position below the valve block (1).
4. Procedure
_________
(Ref. Fig. 403/TASK 27-54-53-991-003) Subtask 27-54-53-020-052
A. Removal of the Filter
(1)
Cut, remove and discard the lockwire.
(2)
Remove the filter (3) from the valve block (1).
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