-
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 circuit breaker(s) safety clip(s)
 No specific safety barriers
 No specific access platform 3.5 m (11 ft. 6 in.)

 1EFF : ALL 1 28-25-42Page 401 1 1 May 01/05R 1 1 1CES 1

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-00-00-000-001 Removal of the Fuel Pipes 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
 57-27-11-000-002  Removal of the Access Panel (540HB, 540JB, 540KB, 540LB, 540MB, 540NB, 540PB, 540QB, 540RB, 550AB, 550BB, 550CB, 550DB, 560AB, 640HB, 640JB, 640KB, ....)
 **ON A/C 001-001, 051-052,
 28-25-42-991-001  Fig. 401
 **ON A/C 002-049, 053-061, 101-103, 201-203,
 28-25-42-991-001-A  Fig. 401A
 **ON A/C 301-399,
 28-25-42-991-001-C  Fig. 401B

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 Post SB 28-1077 For A/C 001-049,051-061,101-103,201-203,
 28-25-42-991-001-B  Fig. 401C
 **ON A/C ALL
 3. Job Set-up
__________
 **ON A/C 001-001, 051-052,
 (Ref. Fig. 401/TASK 28-25-42-991-001)
 1EFF : ALL 1 28-25-42Page 402 1 1 Aug 01/05 1 1 1CES 1

 Refuel Diffuser Assembly - Wing Tanks
 Figure 401/TASK 28-25-42-991-001

R 1EFF : 001-001, 051-052, 1 28-25-42Page 403 1 1 May 01/05 1 1 1CES 1 **ON A/C 002-049, 053-061, 101-103, 201-203,

 (Ref. Fig. 401A/TASK 28-25-42-991-001-A)
 **ON A/C 301-399,

 (Ref. Fig. 401B/TASK 28-25-42-991-001-C) R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499, Post SB 28-1077 For A/C 001-049,051-061,101-103,201-203, (Ref. Fig. 401C/TASK 28-25-42-991-001-B) **ON A/C ALL
 Subtask 28-25-42-941-052
 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 in position.
 Subtask 28-25-42-650-050

 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).

 1EFF : ALL 1 28-25-42Page 404 1 1 Aug 01/05 1 1 1CES 1 Refuel Diffuser Assembly - Wing Tanks Figure 401A/TASK 28-25-42-991-001-A

R 1EFF : 002-049, 053-061, 101-103, 201-203, 1 28-25-42Page 405 1 1 May 01/05 1 1 1CES 1

R  Refuel Diffuser Assembly - Wing Tanks 
R  Figure 401B/TASK 28-25-42-991-001-C 
R 1EFF :  301-399,  1  28-25-42 Page 406 
1  1  May 01/04
 1  1
 1CES  1

 Refuel Diffuser Assembly - Wing Tanks Figure 401C/TASK 28-25-42-991-001-B
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-25-42Page 407 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 Subtask 28-25-42-865-050

 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU FUEL/RFL/DFL/SPLY 2QU L24 121VU FUEL/RFL/DFL/XFR/DEFUEL/VALVE 1QU L23

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 Subtask 28-25-42-010-050
 D. Get Access
 (1)
 Put the access platform in position below the applicable zone 540 (640).

 (2)
 Remove the applicable access panel 540KB, 640KB (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-000-002).

 (3) Remove the pipe assembly (Ref. TASK 28-00-00-000-001).
　
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