-
install a new flanged bush (4).

 (b) For View C:
 -
install a new flanged bush (6)

 -
install a new flanged bush (8).

 (c) For View D:
 -install a new bush (11).
 5. Close-up
________
 Subtask 27-14-41-410-051
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the applicable aileron (Ref. TASK 27-14-41-400-001).

 Subtask 27-14-41-942-051
 B. Removal of Equipment
 (1)
 Remove the safety barriers.

 (2)
 Remove the warning notice(s).

 (3)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.

 CHECK VALVE (1626GM,1627GM) - REMOVAL/INSTALLATION__________________________________________________
 TASK 27-14-42-000-001
 Removal of the Check Valve 1626GM(1627GM)
 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. 
R R R R R  CAUTION : BE CAREFUL WHEN YOU DO MAINTENANCE TASKS ON THE WING TRAILING EDGE:_______ - DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE RACEWAYS. - DO NOT CAUSE DAMAGE TO THE ELECTRICAL CABLE INSTALLATIONS. - MAKE SURE THAT THE ELECTRICAL CABLES ARE INSTALLED CORRECTLY. INCORRECT INSTALLATION CAN CAUSE DAMAGE.
 1. Reason for the Job__________________
 Self Explanatory
 2. Job Set-up Information______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific No specific No specific No specific 98D27604000000 98D27803000000  circuit breaker(s) safety clip(s)safety barrierswarning notice1l container1 COLLAR-SAFETY, SPOILER1 LOCKING TOOL - FLAP/SLAT CONTROL LEVER

 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
27-50-00-866-008 Extension of the Flaps on the Ground 27-60-00-866-002 Extension-Retraction of the Spoilers for Maintenance 29-10-00-864-001 Depressurize the Green Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power
 Transfer Unit (PTU)
 57-51-37-000-004  Removal of the Access Panels 575AB/575BB/575CB/575DB/575EB/575FB/575GB/575HB (675AB/675BB/675CB/675DB/675EB/675FB/675GB/675HB)
 27-14-42-991-001  Fig. 401
 27-14-42-991-002  Fig. 402
 3. Job Set-up
__________
 (Ref. Fig. 401/TASK 27-14-42-991-001, 402/TASK 27-14-42-991-002)
 Subtask 27-14-42-941-054
 A. Safety Precautions
R (1) Put the safety barriers in position
 (2)
 Put a warning notice on the ground service connection of the Green hydraulic system to tell persons not to pressurize it.

 (3)
 Put a warning notice in the cockpit to tell persons not to operate the flight control system.

 Subtask 27-14-42-860-051
 B. Aircraft Maintenance Configuration
 (1)
 Extend the flaps fully (Ref. TASK 27-50-00-866-008).

 (2)
 Install the LOCKING TOOL - FLAP/SLAT CONTROL LEVER (98D27803000000) on the flap/slat control lever.

 (3)
 Disconnect the isolation coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-001).

 (4)
 Depressurize the applicable hydraulic system.

 Check Valve 1626GM
 Figure 401/TASK 27-14-42-991-001
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 Check Valve 1627GM
 Figure 402/TASK 27-14-42-991-002
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 WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL
_______ SURFACES ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
　
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