-
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 safety barriers
 No specific access platform 3 m (9 ft. 10 in.)

 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
 Center Tank
 57-27-11-000-001  Removal of the Access Panel (540AB, 540BB, 540CB, 540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB)
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-43-21Page 407 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------

**ON A/C 001-001, 051-052,
 28-43-21-991-002 Fig. 402
R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499, Post SB 28-1077 For A/C 001-001,051-052, 28-43-21-991-002-A Fig. 402A

R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 3. Job set up
__________
 Subtask 28-43-21-941-051

 A. Safety Precautions WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
 (1) You must obey the fuel safety procedures (Ref. TASK 28-10-00-910-001) when you do work in a fuel tank.
 (2) Put the safety barriers are in position.
 Subtask 28-43-21-650-050

 B. Fuel Configuration
 (1)
 Defuel the applicable fuel tank (Ref. TASK 28-25-00-650-001).

 (2)
 Drain the remaining fuel from the applicable fuel tank (Ref. TASK 28-25-00-650-003).

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-43-21Page 408 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 Subtask 28-43-21-010-050

 C. Get Access
 (1)
 Put the access platform in the position below the applicable zone 540(640).

 (2)
 Remove the applicable access panel (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-000-001)

 -
FOR 56QM
 remove 540AB

 -
FOR 57QM
 remove 640AB

 -
FOR 58QM
 remove 540BB

 -
FOR 59QM
 remove 640BB

 -
FOR 60QM
 remove 540DB

 -
FOR 61QM
 remove 640DB

 -
FOR 62QM
 remove 540GB

 -
FOR 63QM
 remove 640GB.

 4. Procedure
_________
 **ON A/C 001-001, 051-052,
 (Ref. Fig. 402/TASK 28-43-21-991-002)
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 Post SB 28-1077 For A/C 001-001,051-052,
 (Ref. Fig. 402A/TASK 28-43-21-991-002-A)
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-43-21Page 409 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1

 Magnetic-Level-Indicator Assembly
 Figure 402/TASK 28-43-21-991-002

R 1EFF : 001-001, 051-052, 1 28-43-21Page 410 1 1 May 01/05 1 1 1CES 1

 Magnetic-Level-Indicator Assembly Figure 402A/TASK 28-43-21-991-002-A
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-43-21Page 411 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,

 Subtask 28-43-21-020-051
 A. Removal of the Magnetic-Level-Indicator Assembly 56QM thru 63QM
 (1)
 Remove the nuts (3) from the bolts (6).

 (2)
 Remove the bolts (6) from the base (2)

 (3)
 Remove the magnetic-level-indicator (7) from the fuel tank.

 (4)
 Remove and discard the O-rings (4) and (5).

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-43-21Page 412 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 TASK 28-43-21-400-002
　
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