Subtask 28-46-00-410-053-A
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
If necessary, either
-close the access door 192MB
or
- on the panel 51VU release (out) the PWR P/BSW. Make sure that the PWR P/BSW OFF light goes off.
**ON A/C ALL
Subtask 28-46-00-860-056
B. Aircraft Maintenance Configuration
(1) De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
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C. Removal of Equipment
(1)
Remove the safety barriers.
(2)
Remove the access platform(s).
(3)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
1EFF : ALL 1 28-46-00Page 512 1 1 May 01/05 1 1 1CES 1R SENSOR - HIGH/LOW LEVEL (15QJ1,15QJ2,16QJ1,16QJ2,17QJ1,17QJ2,19QJ1,19QJ2,20QJ,
______________________________________________________________________________ R 21QJ,22QJ,23QJ1,23QJ2,24QJ1,24QJ2,25QJ1,25QJ2,26QJ1...) - REMOVAL/INSTALLATION
______________________________________________________________________________ TASK 28-46-15-000-001 Removal of the Wing-Tank Fuel-Level Sensors 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.
WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
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 caps
No specific circuit breaker(s) safety clip(s)
No specific safety barriers
No specific access platform 2.8 m (9 ft. 2 in.)
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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)
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, ....)
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
28-46-15-991-005 Fig. 401
**ON A/C 301-399,
28-46-15-991-005-A Fig. 401A
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
28-46-15-991-013 Fig. 402
28-46-15-991-009 Fig. 403
**ON A/C 301-399,
28-46-15-991-009-A Fig. 403A
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
28-46-15-991-010 Fig. 404
28-46-15-991-011 Fig. 405
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REFERENCE DESIGNATION
-------------------------------------------------------------------------------
**ON A/C 301-399,
28-46-15-991-011-A Fig. 405A R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
28-46-15-991-012 Fig. 406
**ON A/C ALL
3. Job Set-up
__________
Subtask 28-46-15-941-067
A. Safety Precautions WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
(1)
Put the safety barriers in position.
(2)
You must obey the fuel safety procedures (Ref. TASK 28-10-00-910-001) when you do work in a fuel tank.
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