(2)
 Make sure that the parts retained from the removed component are clean and in the correct condition.

 (3)
 Do an inspection of the component interface and/or the adjacent area.

 (4)
 Lubricate the new O-ring (3) and the new O-ring (2) with FUELS (Material No. 01-001) or COMMON GREASE (Material No. 04-012).

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 4. Procedure
_________ (Ref. Fig. 403/TASK 28-21-53-991-003, 404/TASK 28-21-53-991-004) Subtask 28-21-53-420-053
 A. Installation of the Jet Adaptor Assembly
 (1)
 Install the O-ring (3) and the O-ring (2) on the jet adaptor assembly (4).

 (2)
 Install the jet adaptor assembly (4) in the jet pump (1) and safety with MISCELLANEOUS (Material No. 19-010).

 Subtask 28-21-53-650-057
 B. Fuel Configuration
 (1) Refuel the applicable fuel tank (Ref. TASK 12-11-28-650-003). Subtask 28-21-53-790-052
 C. Leak Test
 (1) Examine the interface of the jet adaptor (4) and the jet pump (1) for fuel leaks.
 5. Close-up
________ Subtask 28-21-53-410-054
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 For the wing tank jet adaptor assembly:

 (a)
 Install the applicable access panel 575DB, 675DB.

 (b)
 Remove the access platform(s).

 (c)
 Fully retract the flaps (Ref. TASK 27-50-00-866-009).

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 (3) For the center tank jet adaptor assembly:
 (a) Remove the access platform(s).
 (b) Close the applicable MLG door (Ref. TASK 32-12-00-410-001). Subtask 28-21-53-865-059
 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1QA, 2QA, 7QA, 8QA, 11QA, 12QA, 29QA, 30QA.
 Subtask 28-21-53-650-059
 C. Fuel Configuration
 (1) Refuel, defuel or transfer fuel as necessary (Ref. TASK 12-11-28-650-003), (Ref. TASK 28-25-00-650-001) or (Ref. TASK 28-25-00-869-001).
 Subtask 28-21-53-942-054
 D. 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.

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_________________________________________________________________________
 TASK 28-21-54-000-001
 Removal of the Fuel Pump Strainer
 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 access platform 3 m (9 ft. 10 in.)
 FOR FIN 6QM, 8QM
 98D57004014000 1 HOOK-COVER (RIB2-SURGE DOORS)
 FOR FIN 5QM, 7QM
 98D57004013000 1 HOOK-COVER (RIB 2 SURGE DOORS)

 1EFF : ALL 1 28-21-54Page 401 1 1 Feb 01/98 1 1 1CES 1

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-10-00-910-001 Safety Procedures When You Do Work in a Fuel Tank 28-10-00-910-002 Access to the Fuel Tanks and the Work Areas 28-25-00-650-001 Pressure Defuel 28-25-00-650-003 To Drain Remaining Fuel from the Wing Tanks and the
　
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